IPWR / Ideal Power Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Ideal Power Inc.
US ˙ NasdaqCM ˙ US4516222035

Mga Batayang Estadistika
LEI 529900GSUN7DW3QD5F50
CIK 1507957
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Ideal Power Inc.
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
August 14, 2025 EX-99.1

Ideal Power Reports Second Quarter 2025 Financial Results

Exhibit 99.1 Ideal Power Reports Second Quarter 2025 Financial Results AUSTIN, TX – August 14, 2025 - Ideal Power Inc. (Nasdaq: IPWR) (“Ideal Power,” the “Company,” “we,” “us” or “our”), developer and innovative provider of the highly efficient and broadly patented B-TRAN® bidirectional semiconductor power switch, reports results for its second quarter ended June 30, 2025. “Our first design win cu

August 14, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 14, 2025 IDEAL POWER INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 14, 2025 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commi

August 14, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001

June 13, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 12, 2025 IDEAL POWER INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 12, 2025 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commiss

May 15, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 15, 2025 IDEAL POWER INC. (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 15, 2025 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commissi

May 15, 2025 EX-99.1

Ideal Power Reports First Quarter 2025 Financial Results

Exhibit 99.1 Ideal Power Reports First Quarter 2025 Financial Results AUSTIN, TX – May 15, 2025 - Ideal Power Inc. (Nasdaq: IPWR) (“Ideal Power,” the “Company,” “we,” “us” or “our”), developer and innovative provider of the highly efficient and broadly patented B-TRAN® bidirectional semiconductor power switch, reports results for its first quarter ended March 31, 2025. “We had a strong start to th

May 15, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 00

April 29, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

March 28, 2025 EX-4.5

Description of Registrant’s Securities *

Exhibit 4.5 DESCRIPTION OF SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Ideal Power (the “Company,” “we,” “our,” or “us”) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: our common stock, par value $0.001 per share (our “common stock”). DESCRIPTION OF CAPITAL STOCK The following description of our ca

March 28, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001‑362

March 28, 2025 EX-19

Insider Trading Policy*

Exhibit 19 IDEAL POWER INC. INSIDER TRADING POLICY (as adopted on April 23, 2020) Background The board of directors of Ideal Power Inc. (the “Company”) has adopted this Insider Trading Policy (this “Policy”) for directors, officers, employees and consultants of the Company and its subsidiaries with respect to the trading of the Company’s securities, as well as the securities of publicly traded com

February 27, 2025 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 27, 2025 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Com

February 27, 2025 EX-99.1

Ideal Power Reports Fourth Quarter and Full Year 2024 Financial Results

Exhibit 99.1 Ideal Power Reports Fourth Quarter and Full Year 2024 Financial Results AUSTIN, TX – February 27, 2025 - Ideal Power Inc. (Nasdaq: IPWR) (“Ideal Power,” the “Company,” “we,” “us” or “our”), developer and innovative provider of the highly efficient and broadly patented B-TRAN® bidirectional semiconductor power switch, reports results for its fourth quarter and full year ended December

November 14, 2024 EX-99.1

Ideal Power Reports Third Quarter 2024 Financial Results

Exhibit 99.1 Ideal Power Reports Third Quarter 2024 Financial Results AUSTIN, TX – November 14, 2024 - Ideal Power Inc. (Nasdaq: IPWR) (“Ideal Power,” the “Company,” “we,” “us” or “our”), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, reports results for its third quarter ended September 30, 2024. “Our

November 14, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe

November 14, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 14, 2024 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Com

August 14, 2024 EX-99.1

Ideal Power Reports Second Quarter 2024 Financial Results

Exhibit 99.1 Ideal Power Reports Second Quarter 2024 Financial Results AUSTIN, TX – August 14, 2024 - Ideal Power Inc. (Nasdaq: IPWR) (“Ideal Power,” the “Company,” “we,” “us” or “our”), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, reports results for its second quarter ended June 30, 2024. “Our B-TR

August 14, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001

August 14, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 14, 2024 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commi

June 21, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 20, 2024 IDEAL POWER INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 20, 2024 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commiss

May 15, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 00

May 15, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 15, 2024 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commissi

May 15, 2024 EX-99.1

Ideal Power Reports First Quarter 2024 Financial Results

Exhibit 99.1 Ideal Power Reports First Quarter 2024 Financial Results AUSTIN, TX – May 15, 2024 - Ideal Power Inc. (“Ideal Power,” the “Company,” “we,” “us” or “our”) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, reports results for its first quarter ended March 31, 2024. “Commercial m

April 26, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

April 9, 2024 SC 13G

IPWR / Ideal Power Inc. / HIRSCHMAN ORIN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Ideal Power, Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 451622203 (CUSIP Number) March 25, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this

April 1, 2024 EX-97

Incentive Compensation Recovery Policy*

Exhibit 97. Incentive Compensation Recovery Policy (Adopted September 14, 2023) 1. Purpose The purpose of the Ideal Power Inc. Incentive Compensation Recovery Policy (this “Policy”) is to provide for the recovery of certain Incentive-Based Compensation in the event of an Accounting Restatement. This Policy is intended to comply with, and to be administered and interpreted consistent with, Section

April 1, 2024 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) Ideal Power Inc. (Exact Name of Registrant as Specified in its Charter) Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Unit(2) Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock, $0.001 par value Rule 457(c) and Rule 457(h) 400,000

April 1, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001‑362

April 1, 2024 S-8

As filed with the Securities and Exchange Commission on April 1, 2024

As filed with the Securities and Exchange Commission on April 1, 2024 Registration No.

March 28, 2024 EX-99.3

Ideal Power Inc. Announces Closing of $15 Million Public Offering

Exhibit 99.3 Ideal Power Inc. Announces Closing of $15 Million Public Offering AUSTIN, TX / ACCESSWIRE / March 28, 2024 / Ideal Power Inc. (NASDAQ:IPWR) (“Ideal Power,” the “Company,” “we,” “us” or “our”), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, announced today the closing of its previously anno

March 28, 2024 EX-4.1

Form of Pre-Funded Warrant.

Exhibit 4.1 PRE-FUNDED COMMON STOCK PURCHASE WARRANT IDEAL POWER INC. Warrant Shares: [] Initial Exercise Date: March , 2024 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date h

March 28, 2024 EX-99.1

Ideal Power Inc. Announces Proposed Public Offering

Exhibit 99.1 Ideal Power Inc. Announces Proposed Public Offering AUSTIN, TX / ACCESSWIRE / March 25, 2024 / Ideal Power Inc. (Nasdaq:IPWR) (“Ideal Power,” the “Company,” “we,” “us” or “our”), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, today announced that it has commenced an underwritten public off

March 28, 2024 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 25, 2024 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commis

March 28, 2024 EX-1.1

Underwriting Agreement, dated March 25, 2024, between Ideal Power Inc. and Titan Partners Group LLC.

Exhibit 1.1 1,366,668 SHARES OF COMMON STOCK AND 633,332 PRE-FUNDED WARRANTS TO PURCHASE 633,332 SHARES OF COMMON STOCK OF IDEAL POWER INC. UNDERWRITING AGREEMENT March 25, 2024 Titan Partners Group LLC, a division of American Capital Partners, LLC As the Representative of the Several underwriters, if any, named in Schedule I hereto 4 World Trade Center, 29th Floor New York, NY 10007 Ladies and Ge

March 28, 2024 EX-99.2

Ideal Power Inc. Announces Pricing of $15.0 Million Public Offering

Exhibit 99.2 Ideal Power Inc. Announces Pricing of $15.0 Million Public Offering AUSTIN, TX / ACCESSWIRE / March 25, 2024 / Ideal Power Inc. (Nasdaq:IPWR) (“Ideal Power,” the “Company,” “we,” “us” or “our”), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, today announced that it has priced its previousl

March 27, 2024 424B5

Ideal Power Inc. 1,366,668 Shares of Common Stock Pre-Funded Warrants to Purchase up to 633,332 Shares of Common Stock

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-269060 PROSPECTUS SUPPLEMENT (to Prospectus dated January 9, 2023) Ideal Power Inc. 1,366,668 Shares of Common Stock Pre-Funded Warrants to Purchase up to 633,332 Shares of Common Stock We are offering 1,366,668 shares of our common stock, par value $0.001 per share. We are also offering pre-funded warrants to purchase up to a

March 25, 2024 FWP

IDEAL POWER INC.

Filed Pursuant to Rule 433 Issuer Free Writing Prospectus dated March 25, 2024 Relating to Preliminary Prospectus Supplement dated March 25, 2024 Registration No.

March 25, 2024 424B5

SUBJECT TO COMPLETION, DATED MARCH 25, 2024

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-269060 The information contained in this preliminary prospectus supplement and the accompanying prospectus is not complete and may be changed. A registration statement relating to the securities has been declared effective by the Securities and Exchange Commission. This preliminary prospectus supplement and accompanying prospe

February 29, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 29, 2024 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Com

February 29, 2024 EX-99.1

Ideal Power Reports Fourth Quarter and Full Year 2023 Financial Results

Exhibit 99.1 Ideal Power Reports Fourth Quarter and Full Year 2023 Financial Results AUSTIN, TX – February 29, 2024 - Ideal Power Inc. (“Ideal Power,” the “Company,” “we,” “us” or “our”) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, reports results for its fourth quarter and full year

November 14, 2023 EX-99.1

Ideal Power Reports Third Quarter 2023 Financial Results

Exhibit 99.1 Ideal Power Reports Third Quarter 2023 Financial Results AUSTIN, TX – November 14, 2023 - Ideal Power Inc. (“Ideal Power,” the “Company,” “we,” “us” or “our”) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, reported results for its third quarter ended September 30, 2023. “We

November 14, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe

November 14, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 14, 2023 IDEAL POWER INC

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 14, 2023 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Com

August 11, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001

August 10, 2023 EX-99.1

Ideal Power Reports Second Quarter 2023 Financial Results

Exhibit 99.1 Ideal Power Reports Second Quarter 2023 Financial Results AUSTIN, TX – August 10, 2023 - Ideal Power Inc. (“Ideal Power,” the “Company,” “we,” “us” or “our”) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, reported results for its second quarter ended June 30, 2023. “The sec

August 10, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 10, 2023 IDEAL POWER INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 10, 2023 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commi

June 16, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 15, 2023 IDEAL POWER INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 15, 2023 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commiss

June 16, 2023 EX-10.1

Amended and Restated Ideal Power Inc. 2013 Equity Incentive Plan.

Exhibit 10.1 IDEAL POWER INC. AMENDED & RESTATED 2013 EQUITY INCENTIVE PLAN (As amended and restated effective June 15, 2023) 1. PURPOSE. The purpose of this Plan is to provide incentives to attract, retain and motivate eligible persons whose present and potential contributions are important to the success of the Company, and its Parent and Subsidiaries (if any), by offering them an opportunity to

May 12, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 00

May 4, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 4, 2023 IDEAL POWER INC. (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 4, 2023 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commissio

May 4, 2023 EX-99.1

Ideal Power Reports First Quarter 2023 Financial Results

Exhibit 99.1 Ideal Power Reports First Quarter 2023 Financial Results AUSTIN, TX – May 4, 2023 - Ideal Power Inc. (“Ideal Power,” the “Company,” “we,” “us” or “our”) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, reported results for its first quarter ended March 31, 2023. “Our intense

April 28, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

March 30, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-3621

March 2, 2023 EX-99.1

Ideal Power Reports Fourth Quarter and Full Year 2022 Financial Results

Exhibit 99.1 Ideal Power Reports Fourth Quarter and Full Year 2022 Financial Results AUSTIN, TX – March 2, 2023 - Ideal Power Inc. (“Ideal Power” or the “Company”) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN™ bidirectional semiconductor power switch, reported results for its fourth quarter and full year ended December 31, 202

March 2, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 2, 2023 IDEAL POWER INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 2, 2023 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commiss

January 5, 2023 CORRESP

January 5, 2023

CORRESP 1 filename1.htm January 5, 2023 VIA EDGAR Division of Corporation Finance Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Re: Ideal Power Inc. Registration Statement on Form S-3 Filed December 29, 2022 File No. 333-269060 Ladies and Gentlemen: Pursuant to Rule 461 under the Securities Act of 1933, as amended, Ideal Power Inc. (the “Company”) hereby requests that th

December 29, 2022 S-3

As filed with the Securities and Exchange Commission on December 29, 2022

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on December 29, 2022 Registration No.

December 29, 2022 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fees Table Form S-3 (Form Type) Ideal Power Inc.

November 14, 2022 EX-99.1

Ideal Power Reports Third Quarter 2022 Financial Results

Exhibit 99.1 Ideal Power Reports Third Quarter 2022 Financial Results AUSTIN, TX ? November 14, 2022 - Ideal Power Inc. (?Ideal Power? or the ?Company?) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN? bidirectional semiconductor power switch, reported results for its third quarter ended September 30, 2022. ?Our progress toward B

November 14, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 14, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 14, 2022 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Com

August 15, 2022 EX-99.1

Ideal Power Reports Second Quarter 2022 Financial Results

Exhibit 99.1 Ideal Power Reports Second Quarter 2022 Financial Results AUSTIN, TX ? August 15, 2022 - Ideal Power Inc. (?Ideal Power? or the ?Company?) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN? bidirectional semiconductor power switch, reported results for its second quarter ended June 30, 2022. ?We delivered initial packa

August 15, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 15, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 15, 2022 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commi

June 17, 2022 EX-3.1

Second Amended and Restated Bylaws of Ideal Power Inc. (4)

Exhibit 3.1 SECOND AMENDED AND RESTATED BYLAWS OF IDEAL POWER INC. Effective as of June 16, 2022 ARTICLE I: OFFICES SECTION 1. Registered Office. The registered office of Ideal Power Inc. (the ?Corporation?) shall be at 1811 Silverside Road, City of Wilmington, County of New Castle, State of Delaware 19808, and the name of the registered agent in charge thereof shall be VCorp Services, LLC. SECTIO

June 17, 2022 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 16, 2022 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commiss

May 16, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 00

May 16, 2022 EX-99.1

Ideal Power Reports First Quarter 2022 Financial Results

Exhibit 99.1 Ideal Power Reports First Quarter 2022 Financial Results AUSTIN, TX ? May 16, 2022 - Ideal Power Inc. (?Ideal Power? or the ?Company?) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN? bidirectional semiconductor power switch, reported results for its first quarter ended March 31, 2022. ?Since the year began, we made

May 16, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 16, 2022 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commissi

April 29, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

DEF 14A 1 tm223583-1def14a.htm DEF 14A TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (a

April 14, 2022 8-K/A

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 13, 2022 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or o

March 25, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-3621

March 17, 2022 EX-99.1

Ideal Power Reports Fourth Quarter and Full Year 2021 Financial Results

Exhibit 99.1 Ideal Power Reports Fourth Quarter and Full Year 2021 Financial Results AUSTIN, TX ? March 17, 2022 - Ideal Power Inc. (?Ideal Power? or the ?Company?) (Nasdaq: IPWR), pioneering the development and commercialization of the highly efficient and broadly patented B-TRAN? bidirectional semiconductor power switch, reported results for its fourth quarter and full year ended December 31, 20

March 17, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 17, 2022 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commis

March 14, 2022 EX-99.1

Ideal Power Appoints Two Independent Members to its Board of Directors

Exhibit 99.1 Ideal Power Appoints Two Independent Members to its Board of Directors AUSTIN, TX ? March 14, 2022 - Ideal Power Inc. (Nasdaq: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN? bidirectional power switches, today announced that its Board of Directors (?Board?) appointed two new independent members, Drue Freeman and Greg Knight, to

March 14, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 10, 2022 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commis

February 17, 2022 SC 13G/A

IPWR / Ideal Power Inc / Phoenix Holdings Ltd. - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2)* Ideal Power, Inc. (Name of Issuer) Common Stock, par value $ 0.001 per share (Title of Class of Securities) 451622203 (CUSIP Number) February 14, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule

February 14, 2022 SC 13G/A

IPWR / Ideal Power Inc / APPEL PETER A - SCHEDULE 13G (AMENDMENT NO. 2) Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* IDEAL POWER INC. (Name of Issuer) Common Stock (Title of Class of Securities) 451622104 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedu

February 7, 2022 SC 13G/A

IPWR / Ideal Power Inc / Phoenix Holdings Ltd. - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Ideal Power, Inc. (Name of Issuer) Common Stock, par value $ 0.001 per share (Title of Class of Securities) 451622203 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule

February 7, 2022 EX-99

[Unofficial Translation]

Exhibit 1 [Unofficial Translation] December 12, 2019 Powers of Signature in The Phoenix Holdings Ltd.

January 14, 2022 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 13, 2022 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Comm

November 12, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 12, 2021 S-8

As filed with the Securities and Exchange Commission on November 12, 2021

S-8 1 tm2132549d1s-8.htm FORM S-8 As filed with the Securities and Exchange Commission on November 12, 2021 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IDEAL POWER INC. (Exact name of registrant as specified in its charter) Delaware 14-1999058 (State or other jurisdiction of incorpora

November 10, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 10, 2021 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File N

November 10, 2021 EX-99.1

Ideal Power Reports Third Quarter 2021 Financial Results

Exhibit 99.1 Ideal Power Reports Third Quarter 2021 Financial Results AUSTIN, TX ? November 10, 2021 - Ideal Power Inc. (?Ideal Power? or the ?Company?) (Nasdaq: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN? bidirectional power switches, reported results for its third quarter ended September 30, 2021. ?We added several market leading compa

October 21, 2021 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 21, 2021 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Comm

October 21, 2021 EX-99.1

Ideal Power Announces the Passing of Chairman David B. Eisenhaure

Exhibit 99.1 Ideal Power Announces the Passing of Chairman David B. Eisenhaure AUSTIN, TX ? October 21, 2021 - Ideal Power Inc. (Nasdaq: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN? bi-directional power switches, today announced with great sadness the passing of David B. Eisenhaure, Chairman of the Board of Directors. Mr. Eisenhaure was a

August 13, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 12, 2021 EX-99.1

Ideal Power Reports Second Quarter 2021 Financial Results

Exhibit 99.1 Ideal Power Reports Second Quarter 2021 Financial Results AUSTIN, TX ? August 12, 2021 - Ideal Power Inc. (?Ideal Power? or the ?Company?) (Nasdaq: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN? bi-directional power switches, reported results for its second quarter ended June 30, 2021. ?Our recent announcements of test and eval

August 12, 2021 8-K

Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 12, 2021 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.

July 7, 2021 8-K

Financial Statements and Exhibits, Changes in Registrant's Certifying Accountant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 1, 2021 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commissi

July 7, 2021 EX-16.1

Letter of Gumbiner Savett Inc., dated July 7, 2021

Exhibit 16.1 July 7, 2021 Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Dear Ladies and Gentleman: We are the former independent registered public accounting firm for Ideal Power, Inc. (the ?Company?). We have read the Company?s disclosure set forth in Item 4.01 ?Changes in Registrant?s Certifying Accountant? of the Company?s Current Report on Form 8-K dated July 7, 2021

June 21, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 16, 2021 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commiss

June 21, 2021 EX-10.1

Amended & Restated Ideal Power Inc. 2013 Equity Incentive Plan.

Exhibit 10.1 IDEAL POWER INC. AMENDED & RESTATED 2013 EQUITY INCENTIVE PLAN (As amended and restated effective June 16, 2021) 1. PURPOSE. The purpose of this Plan is to provide incentives to attract, retain and motivate eligible persons whose present and potential contributions are important to the success of the Company, and its Parent and Subsidiaries (if any), by offering them an opportunity to

May 14, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWE

May 14, 2021 EX-4.1

Specimen Common Stock Certificate (5)

Exhibit 4.1 This Certifies That BY INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE AUTHORIZED: 50,000,000 COMMON SHARES, $0.001 PAR VALUE PER SHARE Fully Paid and Non-Assessable Common Stock, $0.001 Par Value of IDEAL POWER INC. CUSIP 451622 20 3 SEE REVERSE FOR CERTAIN DEFINITIONS COUNTERSIGNED AND REGISTERED: EQUINITI TRUST COMPANY IN WITNESS WHEREOF, the Corporation has caused this Certifi

May 13, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 13, 2021 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.) (

May 13, 2021 EX-99.1

Ideal Power Reports First Quarter 2021 Financial Results

Exhibit 99.1 Ideal Power Reports First Quarter 2021 Financial Results AUSTIN, TX ? May 13, 2021 - Ideal Power Inc. (?Ideal Power? or the ?Company?) (Nasdaq: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN? bi-directional power switches, reported results for its first quarter ended March 31, 2021. ?We continue to make progress toward our B-TRA

May 12, 2021 EX-99

[Unofficial Translation]

Exhibit 1 [Unofficial Translation] December 12, 2019 Powers of Signature in The Phoenix Holdings Ltd.

May 12, 2021 SC 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Ideal Power, Inc. (Name of Issuer) Common Stock, par value $ 0.001 per share (Title of Class of Securitie

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Ideal Power, Inc. (Name of Issuer) Common Stock, par value $ 0.001 per share (Title of Class of Securities) 451622203 (CUSIP Number) May 6, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursua

April 29, 2021 DEF 14A

- DEF 14A

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 ? Filed by the Registrant ? ? Filed by a Party other than the Registrant ? ? Check the appropriate box: ? Preliminary Proxy Statement ? ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(

March 26, 2021 10-K

Annual Report - FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWER INC

March 17, 2021 8-K

Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 17, 2021 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.)

March 17, 2021 EX-99.1

Ideal Power Reports Fourth Quarter and Full Year 2020 Financial Results

Exhibit 99.1 Ideal Power Reports Fourth Quarter and Full Year 2020 Financial Results AUSTIN, TX – March 17, 2021 - Ideal Power Inc. (“Ideal Power” or the “Company”) (Nasdaq: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, reported results for its fourth quarter and full year ended December 31, 2020. “Throughout

February 10, 2021 EX-1.1

Underwriting Agreement, dated February 8, 2021, between Ideal Power Inc. and The Benchmark Company, LLC.

Exhibit 1.1 UNDERWRITING AGREEMENT between IDEAL POWER INC. and THE BENCHMARK COMPANY, LLC as Representative of the Several Underwriters IDEAL POWER INC. UNDERWRITING AGREEMENT February 8, 2021 The Benchmark Company, LLC 150 E 58th Street, 17th Floor New York, NY 10155 As Representative of the several Underwriters named on Schedule 1 attached hereto Ladies and Gentlemen: The undersigned, Ideal Pow

February 10, 2021 424B5

1,176,500 Shares Ideal Power, Inc. Common Stock

Filed Pursuant to Rule 424(b)(5) Registration No. 333-250844 PROSPECTUS SUPPLEMENT (to Prospectus dated December 2, 2020) 1,176,500 Shares Ideal Power, Inc. Common Stock We are offering 1,176,500 shares of our common stock. Our common stock is listed on The Nasdaq Capital Market (“Nasdaq”) under the symbol “IPWR.” On February 5, 2021, the last reported sale price of our common stock on Nasdaq was

February 10, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events - FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 8, 2021 IDEAL POWER INC. (Exact name of registrant as specified in its charter) Delaware 001-36216 14-1999058 (State or other jurisdiction (Commission File Number) (IRS Emplo

February 10, 2021 EX-99.1

Ideal Power Announces Proposed Public Offering of Common Stock

Exhibit 99.1 Ideal Power Announces Proposed Public Offering of Common Stock Austin, TX — February 8, 2021 —Ideal Power Inc. (Nasdaq: IPWR) (the “Company” or “Ideal Power”), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, today announced that it has commenced an underwritten public offering of shares of its common stoc

February 10, 2021 EX-99.2

Ideal Power Announces Pricing of Public Offering of Common Stock

Exhibit 99.2 Ideal Power Announces Pricing of Public Offering of Common Stock Austin, TX — February 8, 2021 —Ideal Power Inc. (Nasdaq: IPWR) (the “Company” or “Ideal Power”), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, today announced the pricing of an underwritten public offering of 1,176,500 shares of its common

February 9, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Amendment No. 2 Under the Securities Exchange Act of 1934

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Amendment No. 2 Under the Securities Exchange Act of 1934 Ideal Power, Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 451622104 (CUSIP Number) February 3, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to whic

February 8, 2021 424B5

SUBJECT TO COMPLETION, DATED FEBRUARY 8, 2021

Filed Pursuant to Rule 424(b)(5) Registration No. 333-250844 The information contained in this preliminary prospectus supplement and the accompanying prospectus is not complete and may be changed. A registration statement relating to the securities has been declared effective by the Securities and Exchange Commission. This preliminary prospectus supplement and accompanying prospectus are not an of

December 1, 2020 CORRESP

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December 1, 2020 VIA EDGAR Division of Corporation Finance Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Re: Ideal Power Inc.

November 20, 2020 S-3

- FORM S-3

As filed with the Securities and Exchange Commission on November 20, 2020 Registration No.

November 13, 2020 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL

November 12, 2020 EX-99.1

Ideal Power Reports Third Quarter 2020 Financial Results

Exhibit 99.1 Ideal Power Reports Third Quarter 2020 Financial Results AUSTIN, TX – November 12, 2020 - Ideal Power Inc. (Nasdaq: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, reported results for its third quarter ended September 30, 2020. “During the third quarter, we maintained our momentum toward our comme

November 12, 2020 8-K

Results of Operations and Financial Condition - FORM 8-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 12, 2020 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File N

September 8, 2020 424B3

Ideal Power Inc. 705,688 Shares Common Stock

Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-248466 PROSPECTUS Ideal Power Inc. 705,688 Shares Common Stock This prospectus relates to the offer, resale, transfer or other disposition, from time to time in one or more offerings, of up to 705,688 shares of our common stock issuable upon exercise of the Series C Warrants (as defined herein), by the selling stockholders identified

September 3, 2020 CORRESP

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September 3, 2020 VIA EDGAR Division of Corporation Finance Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Re: Ideal Power Inc.

August 28, 2020 S-3

- FORM S-3

As filed with the Securities and Exchange Commission on August 28, 2020 Registration No.

August 13, 2020 EX-99.1

Ideal Power Reports Second Quarter 2020 Financial Results Continued Progress through Phase Two of B-TRAN™ Commercialization Plan

Exhibit 99.1 Ideal Power Reports Second Quarter 2020 Financial Results Continued Progress through Phase Two of B-TRAN™ Commercialization Plan AUSTIN, TX – August 13, 2020 - Ideal Power Inc. (Nasdaq: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, reported results for its second quarter ended June 30, 2020. “Dur

August 13, 2020 10-Q

Quarterly Report - FORM 10-Q

10-Q 1 tm2020412-110q.htm FORM 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commissi

August 13, 2020 8-K

Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 13, 2020 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.

August 3, 2020 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Other Events

8-K 1 tm2026304d18k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 31, 2020 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorp

August 3, 2020 EX-4.1

Form of Series C Common Stock Purchase Warrant (8)

Exhibit 4.1 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

August 3, 2020 EX-10.1

Form of Letter Agreement.

Exhibit 10.1 IDEAL POWER INC. July 31, 2020 Holder of Series A Common Stock Purchase Warrant Re: Inducement Offer to Exercise Common Stock Purchase Warrants Dear Holder: Ideal Power Inc. (the “Company”) is pleased to offer to you the opportunity to exercise all of the Series A Common Stock Purchase Warrants set forth on the signature page hereto (the “Existing Warrants”) currently held by you (the

August 3, 2020 EX-99.1

Ideal Power Enters into Early Warrant Exercise Transaction

Exhibit 99.1 Ideal Power Enters into Early Warrant Exercise Transaction AUSTIN, TX — August 3, 2020 — On July 31, 2020, Ideal Power Inc. (Nasdaq: IPWR) (the “Company” or “Ideal Power”) entered into an early warrant exercise transaction with certain of the Company’s Series A warrant holders through a letter agreement between the Company and such Series A warrant holders, pursuant to which the Compa

June 18, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 16, 2020 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commiss

June 18, 2020 S-8

- FORM S-8

As filed with the Securities and Exchange Commission on June 18, 2020 Registration No.

June 18, 2020 EX-10.1

Ideal Power Inc. Amended and Restated 2013 Equity Incentive Plan (10) +

Exhibit 10.1 IDEAL POWER INC. AMENDED & RESTATED 2013 EQUITY INCENTIVE PLAN (As amended and restated effective June 16, 2020) 1. PURPOSE. The purpose of this Plan is to provide incentives to attract, retain and motivate eligible persons whose present and potential contributions are important to the success of the Company, and its Parent and Subsidiaries (if any), by offering them an opportunity to

May 14, 2020 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWE

May 8, 2020 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

8-K 1 tm2019002d18k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 4, 2020 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorpor

May 8, 2020 EX-10.1

Loan Agreement, dated May 4, 2020, between Ideal Power Inc. and BBVA USA.

Exhibit 10.1

April 29, 2020 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 23, 2020 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commis

April 29, 2020 EX-3.1

Amended and Restated Bylaws of Ideal Power Inc.

EX-3.1 2 tm2017992d1ex3-1.htm EXHIIBT 3.1 Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF IDEAL POWER INC. ARTICLE I: OFFICES SECTION 1. Registered Office. The registered office of Ideal Power Inc. (the “Corporation”) shall be at 1811 Silverside Road, City of Wilmington, County of New Castle, State of Delaware 19808, and the name of the registered agent in charge thereof shall be VCorp Services, LLC. S

April 29, 2020 DEF 14A

Definitive Proxy Statement on Schedule 14A for the 2020 Annual Meeting of Stockholders

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

April 14, 2020 EX-10.1

Second Revised and Restated Employment Agreement between the Company and R. Daniel Brdar dated April 8, 2020 (11) +

Exhibit 10.1 SECOND REVISED AND RESTATED EMPLOYMENT AGREEMENT This SECOND REVISED AND RESTATED EMPLOYMENT AGREEMENT (“Agreement”), which is made effective as of the 8th day of April 2020 (the “Effective Date”), is made by and between Ideal Power Inc., a Delaware corporation, with headquarters located at 4120 Freidrich Lane, Ste. 100, Austin, Texas 78744, hereinafter referred to as “Company”, and R

April 14, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

8-K 1 tm2015866d18k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 8, 2020 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorp

April 14, 2020 EX-99.1

Ideal Power Announces Leadership Changes and Business Update Management to Host Conference Call Today at 4:30 p.m. ET

Exhibit 99.1 Ideal Power Announces Leadership Changes and Business Update Management to Host Conference Call Today at 4:30 p.m. ET AUSTIN, TX – April 14, 2020 - Ideal Power Inc. (Nasdaq: IPWR) (“Ideal Power,” the “Company,” “we” and “our”), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, today is providing a corporate

April 2, 2020 8-K

Shareholder Director Nominations

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 2, 2020 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commiss

March 31, 2020 EX-4.5

Description of Registrant’s Securities (9)

EX-4.5 2 tm205390d1ex4-5.htm EXHIBIT 4.5 Exhibit 4.5 DESCRIPTION OF SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Ideal Power (the “Company,” “we,” “our,” or “us”) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: our common stock, par value $0.001 per share (our “common stock”). DESCRIPTION OF CAPITAL

March 31, 2020 10-K

Annual Report on Form 10-K for the fiscal year ended December 31, 2019

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWER INC

March 31, 2020 EX-21.1

Subsidiaries of Ideal Power Inc.*

Exhibit 21.1 Subsidiaries of Ideal Power Inc. None

March 31, 2020 NT 10-K

IPWR / Ideal Power Inc. NT 10-K - - NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING SEC File Number: 001-36216 CUSIP Number: 451622104 (Check One): x Form 10-K o Form 20-F o Form 11-K o Form 10-Q o Form 10-D o Form N-SAR o Form N-CSR For period ended: December 31, 2019 o Transition Report on Form 10-K o Transition Report on Form 20-F o Transition Report on Form 11-K o T

March 11, 2020 8-K

Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 11, 2020 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.)

March 11, 2020 EX-99.1

Ideal Power Reports Fourth Quarter and Full Year 2019 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET

Exhibit 99.1 Ideal Power Reports Fourth Quarter and Full Year 2019 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET AUSTIN, TX – March 11, 2020 - Ideal Power Inc. (Nasdaq: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, reported results for its fourth quarter and full year ended Decemb

February 14, 2020 SC 13G/A

IPWR / Ideal Power Inc. / HIRSCHMAN ORIN - AMENDMENT TO FORM SC 13G Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Amendment No. 1 Under the Securities Exchange Act of 1934 Ideal Power, Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 451622104 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to whi

December 23, 2019 424B3

Ideal Power Inc. 3,250,814 Shares Common Stock

PROSPECTUS Ideal Power Inc. 3,250,814 Shares Common Stock This prospectus relates to the offer, resale, transfer or other disposition, from time to time in one or more offerings, of up to 3,250,814 shares of our common stock, including 2,705,864 shares of our common stock issuable upon exercise of the Purchase Warrants, the Placement Agent Warrant and the Pre-Funded Warrants (each as defined herei

December 18, 2019 CORRESP

IPWR / Ideal Power Inc. CORRESP - -

CORRESP 1 filename1.htm December 18, 2019 VIA EDGAR Division of Corporation Finance Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Re: Ideal Power Inc. Registration Statement on Form S-3 Filed December 13, 2019 File No. 333-235500 Ladies and Gentlemen: Pursuant to Rule 461 under the Securities Act of 1933, as amended, Ideal Power Inc. (the “Company”) hereby requests that

December 13, 2019 S-3

IPWR / Ideal Power Inc. S-3 - - FORM S-3

As filed with the Securities and Exchange Commission on December 13, 2019 Registration No.

December 13, 2019 EX-4.5

Specimen Common Stock Certificate (incorporated by reference Exhibit 4.5 to Ideal Power Inc.’s Registration Statement on Form S-3 (File No. 333-235500), filed on December 13, 2019).

Exhibit 4.5 IDEAL POWER INC. CORPORATE STOCK TRANSFER, INC. TRANSFER FEE: AS REQUIRED The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations: TEN COM - as tenants in common TEN ENT - as tenants by the entireties UNIF GIFT MIN ACT - Custodian JT TEN - as joint t

December 2, 2019 8-K

Other Events

8-K 1 tm1924303d1d1.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 25, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of in

November 20, 2019 SC 13G

IPWR / Ideal Power Inc. / HIRSCHMAN ORIN - ACQUISITION OF BENEFICIAL OWNERSHIP Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Ideal Power, Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 451622104 (CUSIP Number) November 12, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule i

November 14, 2019 10-Q

September 30, 2019

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL

November 13, 2019 8-K

Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 13, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File N

November 13, 2019 EX-99.1

Ideal Power Reports Third Quarter 2019 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET

Exhibit 99.1 Ideal Power Reports Third Quarter 2019 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET AUSTIN, TX – November 13, 2019 - Ideal Power Inc. (NASDAQ: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, reported results for its third quarter ended September 30, 2019. Key Third Qua

November 13, 2019 EX-4.1

Form of Series A Common Stock Purchase Warrant (6)

EX-4.1 2 tm1922716d1ex4-1.htm EXHIBIT 4.1 Exhibit 4.1 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SO

November 13, 2019 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Other Events

8-K 1 tm1922716-18k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 7, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of inc

November 13, 2019 EX-10.1

Securities Purchase Agreement, dated November 7, 2019, by and between Ideal Power Inc. and each purchaser identified on the signature pages thereto.

EX-10.1 4 tm1922716d1ex10-1.htm EXHIBIT 10.1 Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of November 7, 2019, between Ideal Power Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively, the “Purchasers”). WHE

November 13, 2019 EX-4.2

Form of Series B Pre-Funded Common Stock Warrant (7)

EX-4.2 3 tm1922716d1ex4-2.htm EXHIBIT 4.2 EXHIBIT 4.2 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SO

November 13, 2019 EX-99.1

Ideal Power Announces $3.5 Million Private Placement

EX-99.1 6 tm1922716d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Ideal Power Announces $3.5 Million Private Placement AUSTIN, Texas, November 8, 2019 (GLOBE NEWSWIRE) – Ideal Power Inc. (“Ideal Power”) (Nasdaq: IPWR), which is pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, today announced that it has entered into definitive

November 13, 2019 EX-10.2

Registration Rights Agreement, dated November 13, 2019, by and between Ideal Power Inc. and each purchaser identified on the signature pages thereto (13)

EX-10.2 5 tm1922716d1ex10-2.htm EXHIBIT 10.2 Exhibit 10.2 REGISTRATION RIGHTS AGREEMENT This Registration Rights Agreement (this “Agreement”) is made and entered into as of November 13, 2019, between Ideal Power Inc., a Delaware corporation (the “Company”), and each of the several purchasers signatory hereto (each such purchaser, a “Purchaser” and, collectively, the “Purchasers”). This Agreement i

November 8, 2019 8-K

Regulation FD Disclosure

8-K 1 tm1922285d18k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 8, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of inc

November 8, 2019 EX-99.1

Investor Presentation November 2019

Exhibit 99.1 Investor Presentation November 2019 Safe Harbor 2 All statements in this presentation that are not based on historical fact are "forward looking statements." While management has based any forward looking statements included in this presentation on its current expectations, the information on which such expectations were based may change. These forward looking statements rely on a num

November 6, 2019 8-K

Other Events

8-K 1 tm1922068d18k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 31, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of inc

September 24, 2019 EX-99.1

CE+T Energy Solutions Acquires Ideal Power’s Power Conversion Business Unit and Technology

Exhibit 99.1 CE+T Energy Solutions Acquires Ideal Power’s Power Conversion Business Unit and Technology AUSTIN, TX, September 24, 2019 - Ideal Power Inc. (NASDAQ: IPWR), pioneering the development and commercialization of highly efficient and broadly patented B-TRAN™ bi-directional power switches, has sold its Power Conversion Systems business and Power Packet Switching Architecture (PPSA™) techno

September 24, 2019 EX-10.1

Asset Purchase Agreement, dated September 19, 2019, by and between Ideal Power Inc. and CE+T Energy Solutions, Inc. (2)

Exhibit 10.1 PRIVATE AND STRICTLY CONFIDENTIAL ASSET PURCHASE AGREEMENT between Ideal Power Inc. a Delaware corporation and CE+T Energy Solutions, Inc. a Delaware corporation Effective as of September 19, 2019 ASSET PURCHASE AGREEMENT This Asset Purchase Agreement is entered into as of September 19, 2019, by and between Ideal Power Inc., a Delaware corporation, (the “Seller”) and CE+T Energy Solut

September 24, 2019 EX-10.2

Sublease Agreement, dated September 19, 2019, by and between Ideal Power Inc. and CE+T Energy Solutions, Inc. (2)

Exhibit 10.2 SUBLEASE AGREEMENT THIS SUBLEASE AGREEMENT (“Agreement”) is made as of September 19, 2019, by and between IDEAL POWER INC., a Delaware corporation (“Sublandlord”), and CE+T Energy Solutions, Inc., a Delaware corporation (“Subtenant”). RECITALS: A. Pursuant to that certain Lease Agreement dated March 24, 2014, as amended by that certain Amendment No. 1 to Lease dated April 17, 2018 (co

September 24, 2019 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 19, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File

August 21, 2019 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 19, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.

August 20, 2019 EX-99.1

Ideal Power Announces Reverse Stock Split to Regain NASDAQ Compliance

EX-99.1 3 tv527970ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Ideal Power Announces Reverse Stock Split to Regain NASDAQ Compliance AUSTIN, TX – August 14, 2019 - Ideal Power Inc. (NASDAQ: IPWR), a semiconductor and power conversion technology company, will effect a one-for-ten reverse stock split of its outstanding common stock to regain compliance with the minimum $1.00 bid price per share requirement

August 20, 2019 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, Other Events

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 14, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.

August 20, 2019 EX-3.1

Certificate of Amendment of the Certificate of Incorporation of Ideal Power Inc. (2)

EX-3.1 2 tv527970ex3-1.htm EXHIBIT 3.1 Exhibit 3.1 CERTIFICATE OF AMENDMENT TO THE CERTIFICATE OF INCORPORATION OF IDEAL POWER INC. Pursuant to Section 242 of the General Corporation Law of the State of Delaware IDEAL POWER INC., a corporation organized and existing under and by virtue of the provisions of the General Corporation Law of the State of Delaware (the “Corporation”), does hereby certif

August 14, 2019 8-K

Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 14, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.

August 14, 2019 EX-99.1

Ideal Power Reports Second Quarter 2019 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET

Exhibit 99.1 Ideal Power Reports Second Quarter 2019 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET AUSTIN, TX – August 14, 2019 - Ideal Power Inc. (NASDAQ: IPWR), a semiconductor and power conversion technology company, reported results for its second quarter ended June 30, 2019. Key Second Quarter 2019 and Subsequent B-TRAN™ Division Highlights: · Completed successful

August 14, 2019 10-Q

June 30, 2019

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWER

July 25, 2019 8-K

Submission of Matters to a Vote of Security Holders

8-K 1 tv5258578k.htm FORM 8-K SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 23, 2019 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organi

May 31, 2019 DEFR14A

IPWR / Ideal Power Inc. DEFR14A - - DEFR14A

DEFR14A 1 tv522817defr14a.htm DEFR14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 1) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as

May 15, 2019 EX-10.2

Award Forfeiture Agreement by and between the Company and R. Daniel Brdar dated April 4, 2019

Exhibit 10.2 AWARD FORFEITURE AGREEMENT This Award Forfeiture Agreement (the “Agreement”) is made and entered into as of April 4, 2019, by and between, Ideal Power Inc., a Delaware corporation (the “Company”), and R. Daniel Brdar (the “Recipient”). WHEREAS, on January 8, 2014, the Company granted to Recipient an option to purchase up to 250,000 shares of the Company’s common stock (an “Award”) as

May 15, 2019 EX-2.1

Asset Purchase Agreement between Ideal Power Inc., Pathion Holdings, Inc. and Pathion, Inc. dated April 11, 2019 (17)†

Exhibit 2.1 ASSET PURCHASE AGREEMENT between Ideal Power Inc. a Delaware corporation, Pathion Holdings, Inc. a Delaware corporation and Pathion, Inc. a Delaware corporation Effective as of April 11, 2019 PRIVATE AND STRICTLY CONFIDENTIAL ASSET PURCHASE AGREEMENT This Asset Purchase Agreement is entered into as of April 11, 2019, by and between Ideal Power Inc., a Delaware corporation, (the “Seller

May 15, 2019 EX-10.1

Award Forfeiture Agreement by and between the Company and Lon E. Bell dated April 4, 2019

EX-10.1 3 tv521127ex10-1.htm EXHIBIT 10.1 Exhibit 10.1 AWARD FORFEITURE AGREEMENT This Award Forfeiture Agreement (the “Agreement”) is made and entered into as of April 4, 2019, by and between, Ideal Power Inc., a Delaware corporation (the “Company”), and Lon E. Bell (the “Recipient”). WHEREAS, on January 2, 2014, the Company granted to Recipient an option to purchase up to 17,042 shares of the Co

May 15, 2019 EX-10.3

Award Forfeiture Agreement by and between the Company and Timothy Burns dated April 4, 2019

EX-10.3 5 tv521127ex10-3.htm EXHIBIT 10.3 Exhibit 10.3 AWARD FORFEITURE AGREEMENT This Award Forfeiture Agreement (the “Agreement”) is made and entered into as of April 4, 2019, by and between, Ideal Power Inc., a Delaware corporation (the “Company”), and Timothy Burns (the “Recipient”). WHEREAS, on November 21, 2013, the Company granted to Recipient an option to purchase up to 30,000 shares of th

May 15, 2019 EX-10.4

Award Forfeiture Agreement by and between the Company and David Eisenhaure dated April 4, 2019

Exhibit 10.4 AWARD FORFEITURE AGREEMENT This Award Forfeiture Agreement (the “Agreement”) is made and entered into as of April 4, 2019, by and between, Ideal Power Inc., a Delaware corporation (the “Company”), and David Eisenhaure (the “Recipient”). WHEREAS, on January 2, 2014, the Company granted to Recipient an option to purchase up to 17,042 shares of the Company’s common stock (an “Award”) und

May 15, 2019 10-Q

March 31, 2019

10-Q 1 tv52112710q.htm FORM 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission

May 1, 2019 EX-99.1

Ideal Power Reports First Quarter 2019 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET

Exhibit 99.1 Ideal Power Reports First Quarter 2019 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET AUSTIN, TX - May 1, 2019 - Ideal Power Inc. (NASDAQ: IPWR), a semiconductor and power conversion technology company, reported results for its first quarter ended March 31, 2019. Key First Quarter 2019 and Subsequent Highlights: Power Conversion Systems (PCS) Division · In

May 1, 2019 8-K

Results of Operations and Financial Condition

8-K 1 tv5203438k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 1, 2019 IDEAL POWER INC. (Exact name of registrant as specified in charter) Delaware 001-36216 14-1999058 (State or Other Jurisdiction of Incorporation

April 30, 2019 DEF 14A

Definitive Proxy Statement on Schedule 14A for the 2019 Annual Meeting of Stockholders

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

April 19, 2019 PRE 14A

IPWR / Ideal Power Inc. PRE 14A

PRE 14A 1 tv519221-pre14a.htm PRE 14A TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as

April 17, 2019 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

8-K 1 tv5190438k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 11, 2019 IDEAL POWER INC. (Exact name of registrant as specified in charter) Delaware 001-36216 14-1999058 (State or Other Jurisdiction of Incorporat

April 17, 2019 EX-99.1

PATHION Inc. acquires Ideal Power’s power conversion business unit and technology

Exhibit 99.1 PATHION Inc. acquires Ideal Power’s power conversion business unit and technology Saratoga, California and Austin, Texas – April 17, 2019 – PATHION Holdings, Inc. and its subsidiary, PATHION Inc. (together, “PATHION”) a provider of safe and intelligent energy solutions has entered into an agreement with Ideal Power Inc. (NASDAQ: IPWR), a semiconductor and power conversion technology c

April 5, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

8-K 1 tv5182458k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 4, 2019 IDEAL POWER INC. (Exact name of registrant as specified in charter) Delaware 001-36216 14-1999058 (State or Other Jurisdiction of Incorporati

April 1, 2019 10-K

Annual Report on Form 10-K for the year ended December 31, 2018, filed with the SEC on April 1, 2019

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWER INC

March 12, 2019 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

8-K 1 tv5160378k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2019 IDEAL POWER INC. (Exact name of registrant as specified in charter) Delaware 001-36216 14-1999058 (State or Other Jurisdiction of Incorporati

February 14, 2019 SC 13G/A

IPWR / Ideal Power Inc. / APPEL PETER A - SCHEDULE 13G (AMENDMENT NO. 1) Passive Investment

SC 13G/A 1 e28123900a.htm SCHEDULE 13G (AMENDMENT NO. 1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* IDEAL POWER INC. (Name of Issuer) Common Stock (Title of Class of Securities) 451622104 (CUSIP Number) December 31, 2018 (Date of Event which Requires Filing of this Statement) Check the appropriat

January 8, 2019 EX-99.1

Ideal Power Announces Strategic Focus on B-TRAN™ Solid State Switch Commercialization

Exhibit 99.1 Ideal Power Announces Strategic Focus on B-TRAN™ Solid State Switch Commercialization AUSTIN, TX - January 8, 2019 - Ideal Power Inc. (NASDAQ: IPWR), a semiconductor and power conversion technology company, has announced a strategic shift to focus on the commercialization of its proprietary and broadly patented B-TRAN™ technology for the $12 billion global semiconductor power switch m

January 8, 2019 8-K

Financial Statements and Exhibits, Costs Associated with Exit or Disposal Activities

8-K 1 tv5105568k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 4, 2019 IDEAL POWER INC. (Exact name of registrant as specified in charter) Delaware 001-36216 14-1999058 (State or Other Jurisdiction of Incorpora

November 15, 2018 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 15, 2018 IDEAL POWER INC.

November 15, 2018 EX-99.1

Ideal Power Reports Third Quarter 2018 Financial Results Management to Host Conference Call Today at 10:30 a.m. ET

EX-99.1 2 tv507331ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Ideal Power Reports Third Quarter 2018 Financial Results Management to Host Conference Call Today at 10:30 a.m. ET AUSTIN, TX - November 15, 2018 - Ideal Power Inc. (NASDAQ: IPWR), an innovative power conversion technology company, reported results for the three and nine months ended September 30, 2018. Key Third Quarter 2018 and Subsequent No

November 15, 2018 10-Q

IPWR / Ideal Power Inc. FORM 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2018 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL

September 13, 2018 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 7, 2018 IDEAL POWER INC.

August 14, 2018 10-Q

IPWR / Ideal Power Inc. FORM 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2018 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWER

August 13, 2018 EX-99.1

Ideal Power Reports Second Quarter 2018 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET

Exhibit 99.1 Ideal Power Reports Second Quarter 2018 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET AUSTIN, TX – August 13, 2018 - Ideal Power Inc. (NASDAQ: IPWR), an innovative power conversion technology company, reported results for the three and six months ended June 30, 2018. Key Second Quarter 2018 and Subsequent Highlights: · Completed corporate restructuring to

August 13, 2018 8-K

Results of Operations and Financial Condition

8-K 1 tv5008208-k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 13, 2018 IDEAL POWER INC. (Exact name of registrant as specified in charter) Delaware 001-36216 14-1999058 (State or Other Jurisdiction of Incorpor

July 2, 2018 8-K

Submission of Matters to a Vote of Security Holders

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 29, 2018 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.)

May 15, 2018 EX-10.1

Employment Agreement between the Company and Lon Bell dated April 27, 2018

Exhibit 10.1 EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (?Agreement?), which is made effective as of April 16, 2018 (the ?Effective Date?), is made by and between Ideal Power Inc., a Delaware corporation, with headquarters located at 4120 Freidrich Lane, Ste. 100, Austin, Texas 78744, hereinafter referred to as ?Company?, and Lon Bell, residing at 1819 N. Grand Oaks Avenue, Altadena, CA 91001,

May 15, 2018 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2018 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWE

May 15, 2018 EX-10.3

Revised and Restated Employment Agreement between the Company and R. Daniel Brdar dated April 16, 2018

Exhibit 10.3 REVISED AND RESTATED EMPLOYMENT AGREEMENT This REVISED AND RESTATED EMPLOYMENT AGREEMENT (?Agreement?), which is made effective as of the date Executive signs this Agreement (the ?Effective Date?), is made by and between Ideal Power Inc., a Delaware corporation, with headquarters located at 4120 Freidrich Lane, Ste. 100, Austin, Texas 78744, hereinafter referred to as ?Company?, and R

May 10, 2018 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 10, 2018 IDEAL POWER INC.

May 10, 2018 EX-99.1

Ideal Power Reports First Quarter 2018 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET

EX-99.1 2 tv493763ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Ideal Power Reports First Quarter 2018 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET AUSTIN, TX – May 10, 2018 - Ideal Power Inc. (NASDAQ: IPWR), an innovative power conversion technology company, reported results for its first quarter ended March 31, 2018. Key First Quarter 2018 and Subsequent Highlights: · Comple

May 1, 2018 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement

8-K 1 tv4926258k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 27, 2018 IDEAL POWER INC. (Exact name of registrant as specified in charter) Delaware 001-36216 14-1999058 (State or Other Jurisdiction of Incorporat

April 30, 2018 DEF 14A

IPWR / Ideal Power Inc. DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) x Definitive Proxy State

April 26, 2018 EX-10.1

Amendment No. 1 to Lease, effective April 17, 2018, by and between Ideal Power Inc. and Agellan Commercial REIT US L.P.

Exhibit 10.1 AMENDMENT NO. 1 TO LEASE THIS AMENDMENT NO. 1 TO LEASE (“Amendment”) is made as of April 17, 2018, by and between AGELLAN COMMERCIAL REIT U.S. L.P., a Delaware limited partnership (“Landlord”), and IDEAL POWER INC., a Delaware corporation (“Tenant”). RECITALS A. Landlord and Tenant are parties to a certain Lease Agreement dated March 24, 2014 (the “Current Lease”) for premises demised

April 26, 2018 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 20, 2018 IDEAL POWER INC.

April 16, 2018 EX-99.1

Ideal Power Announces Executive Management Team Changes and Corporate Restructuring to Support Recent Progress with PPSA™ and B-TRAN™ Technologies Introduces Two Separate Operating Divisions Under Parent Company: Power Conversion Systems & B-TRAN™

Exhibit 99.1 Ideal Power Announces Executive Management Team Changes and Corporate Restructuring to Support Recent Progress with PPSA™ and B-TRAN™ Technologies Introduces Two Separate Operating Divisions Under Parent Company: Power Conversion Systems & B-TRAN™ AUSTIN, TX – April 16, 2018 – Ideal Power Inc., (NASDAQ: IPWR), an innovative power conversion technology company, has announced new execut

April 16, 2018 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

8-K 1 tv4911738k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 10, 2018 IDEAL POWER INC. (Exact name of registrant as specified in charter) Delaware 001-36216 14-1999058 (State or Other Jurisdiction of Incorporat

March 31, 2018 10-K

IPWR / Ideal Power Inc. FORM 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2017 OR ¨ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWER INC. (Exact nam

March 6, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 6, 2018 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.)

March 6, 2018 EX-99.1

Ideal Power Reports Fourth Quarter and Full Year 2017 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET

Exhibit 99.1 Ideal Power Reports Fourth Quarter and Full Year 2017 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET AUSTIN, TX – March 6, 2018 - Ideal Power Inc. (NASDAQ: IPWR), an innovative power conversion technology company, reported results for its fourth quarter and full year ended December 31, 2017. Key 2017 and Subsequent Highlights: · Completed successful proof o

December 19, 2017 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 18, 2017 IDEAL POWER INC. (Exact name of registrant as specified in its charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation) (Commission File

November 9, 2017 EX-99.1

Investor Presentation November 2017 NASDAQ: IPWR Ideal Power Development Lab, Austin, Texas Forward Looking Statements All statements in this presentation that are not based on historical fact are "forward looking statements." While management has ba

ipwrcompanypresentationn Investor Presentation November 2017 NASDAQ: IPWR Ideal Power Development Lab, Austin, Texas Forward Looking Statements All statements in this presentation that are not based on historical fact are "forward looking statements.

November 9, 2017 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

8-K 1 a8-kfdinvestorpresentation.htm FORM 8-K SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 9, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of inco

November 9, 2017 EX-99.1

Ideal Power Reports Third Quarter 2017 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET

Exhibit Exhibit 99.1 Ideal Power Reports Third Quarter 2017 Financial Results Management to Host Conference Call Today at 4:30 p.m. ET AUSTIN, TX ? November 9, 2017 - Ideal Power Inc. (NASDAQ: IPWR), an innovative power conversion technology company, reported results for the third quarter ending September 30, 2017 . Key Third Quarter 2017 and Subsequent Highlights: ? Completed UL 1741 Supplement A

November 9, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 9, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commissio

November 9, 2017 10-Q

IPWR / Ideal Power Inc. FORM 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2017 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL

November 9, 2017 EX-10.1

Amendment No. 1 to Employment Agreement between the Company and William C. Alexander dated August 18, 2017

Exhibit 10.1 AMENDMENT NO. 1 TO EMPLOYMENT AGREEMENT THIS AMENDMENT NO. 1 TO EMPLOYMENT AGREEMENT (this “Amendment”) is made and entered into effective as of August 18, 2017 (the “Effective Date”), by and between Ideal Power Inc., a Delaware corporation (the “Company”), and William C. Alexander (“Employee”). WHEREAS, the Company and Employee have agreed to amend that certain Employment Agreement b

November 8, 2017 8-K

Other Events

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 7, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No

October 4, 2017 EX-99.1

Investor Presentation September 2017 NASDAQ: IPWR Ideal Power Development Lab, Austin, Texas Exhibit 99.1 Forward Looking Statements All statements in this presentation that are not based on historical fact are "forward looking statements." While man

ex991ipwrpresentation092 Investor Presentation September 2017 NASDAQ: IPWR Ideal Power Development Lab, Austin, Texas Exhibit 99.

October 4, 2017 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 4, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.

August 23, 2017 8-K

Ideal Power FORM 8-K (Current Report/Significant Event)

Document SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 18, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission

August 11, 2017 10-Q

IPWR / Ideal Power Inc. FORM 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2017 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWER

August 11, 2017 EX-10.1

AMENDMENT NO. 2 TO EMPLOYMENT AGREEMENT

Exhibit 10.1 AMENDMENT NO. 2 TO EMPLOYMENT AGREEMENT THIS AMENDMENT NO. 2 TO EMPLOYMENT AGREEMENT (this “Amendment”) is made and entered into effective as of June 5, 2017 (the “Effective Date”), by and between Ideal Power Inc., a Delaware corporation (the “Company”), and R. Daniel Brdar (“Executive”). WHEREAS, the Company and Executive have agreed to amend that certain Employment Agreement between

August 10, 2017 EX-99.1

Ideal Power Reports Second Quarter 2017 Financial Results Management to Host Conference Call at 4:30 p.m. ET

Exhibit Exhibit 99.1 Ideal Power Reports Second Quarter 2017 Financial Results Management to Host Conference Call at 4:30 p.m. ET AUSTIN, TX ? August 10, 2017 - Ideal Power Inc. (NASDAQ: IPWR), an innovative power conversion technology company, reported results for the three and six months ended June 30, 2017 . Key Second Quarter 2017 and Subsequent Highlights: ? Signed a master purchase agreement

August 10, 2017 8-K

Ideal Power FORM 8-K (Current Report/Significant Event)

Document SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 10, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission

June 26, 2017 8-K

Submission of Matters to a Vote of Security Holders

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 21, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.)

June 5, 2017 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 2, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission File No.) (

June 5, 2017 EX-10.1

Separation Agreement and General Release of All Claims between the Company and Ryan O’Keefe dated June 2, 2017 (7) +

Exhibit SEPARATION AGREEMENT AND GENERAL RELEASE OF ALL CLAIMS This Separation Agreement and General Release of All Claims (? Separation Agreement ?) is made by and between Ideal Power Inc.

May 12, 2017 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2017 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWE

May 11, 2017 EX-99.1

Ideal Power Reports First Quarter 2017 Financial Results Management to Host Conference Call at 4:30 p.m. ET

Exhibit Exhibit 99.1 Ideal Power Reports First Quarter 2017 Financial Results Management to Host Conference Call at 4:30 p.m. ET AUSTIN, TX ? May 11, 2017 - Ideal Power Inc. (NASDAQ: IPWR), a developer of innovative power conversion technologies, reported results for its first quarter ended March 31, 2017 . Key First Quarter 2017 and Subsequent Highlights: ? Completed a $15 million private placeme

May 11, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 form8-kq117er.htm FORM 8-K SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 11, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or orga

April 28, 2017 DEF 14A

Ideal Power 2017 PROXY STATEMENT

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Pr

April 19, 2017 CORRESP

Ideal Power ESP

Document April 19, 2017 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

March 31, 2017 S-3

Ideal Power FORM S-3

S-3 1 ipwrs-3pipe.htm FORM S-3 As filed with the Securities and Exchange Commission on March 31, 2017. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ideal Power Inc. (Exact name of registrant as specified in its charter) Delaware 14-1999058 (State of other jurisdiction of (I.R.S. Employ

March 29, 2017 10-K

Annual Report - FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ý ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2016 OR o TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-36216 IDEAL POWER INC. (Exact nam

March 15, 2017 8-K

Ideal Power FORM 8-K (Current Report/Significant Event)

Document SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 9, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commission F

February 27, 2017 EX-99.2

Ideal Power Announces $15 Million Private Placement

Exhibit Exhibit 99.2 Ideal Power Announces $15 Million Private Placement AUSTIN, Texas ? February 27, 2017 ? Ideal Power Inc . (NASDAQ: IPWR), a developer of innovative power conversion technologies, has entered into a definitive securities purchase agreement with various accredited investors, including all of Ideal Power?s executive officers and directors, to raise gross proceeds of approximately

February 27, 2017 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

Document SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 24, 2017 IDEAL POWER INC. (Exact name of registrant as specified in Charter) Delaware 001-36216 14-1999058 (State or other jurisdiction of incorporation or organization) (Commissi

February 27, 2017 EX-10.2

Registration Rights Agreement by and among Company and the Investors party thereto, dated February 24, 2017 (6)

Exhibit Exhibit 10.2 REGISTRATION RIGHTS AGREEMENT This Registration Rights Agreement (the ?Agreement?) is made and entered into as of this 24th day of February, 2017 by and among Ideal Power Inc., a Delaware corporation (the ?Company?), and the ?Investors? named in that certain Purchase Agreement (the ?Purchase Agreement?) by and among the Company and the Investors (as defined below). Capitalized

February 27, 2017 EX-10.1

Purchase Agreement by and among Company and the Investors thereto dated February 24, 2017 (6)

Exhibit Exhibit 10.1 PURCHASE AGREEMENT THIS PURCHASE AGREEMENT (?Agreement?) is made as of the 24th day of February, 2017 by and among Ideal Power Inc., a Delaware corporation (the ?Company?), and the Investors set forth on the signature pages affixed hereto (each an ?Investor? and collectively the ?Investors?). Recitals A. The Company and the Investors are executing and delivering this Agreement

February 27, 2017 EX-3.1

Certificate of Designation of Preferences, Rights and Limitations of Series A Convertible Preferred Stock (3)

Exhibit Exhibit 3.1 IDEAL POWER INC. CERTIFICATE OF DESIGNATION OF PREFERENCES, RIGHTS AND LIMITATIONS OF SERIES A CONVERTIBLE PREFERRED STOCK PURSUANT TO SECTION 151 OF THE DELAWARE GENERAL CORPORATION LAW The undersigned, R. Daniel Brdar, does hereby certify that: 1. He is the Chief Executive Officer of Ideal Power Inc., a Delaware corporation (the ? Corporation ?). 2. The Corporation is authori

February 27, 2017 EX-10.3

Exchange Agreement by and among the Company and the common stockholders listed in Schedule 1 thereto dated February 24, 2017 (6)

Exhibit Exhibit 10.3 February 24, 2017 Ideal Power Inc. 4120 Freidrich Lane, Suite 100 Austin, Texas 78744 Attention: Timothy Burns, Chief Financial Officer Re: 3(a)(9) Exchange Agreement Dear Tim: This document confirms the agreement of Ideal Power Inc., a Delaware corporation (the ? Company ?), and the holders of the Common Stock listed on Schedule I attached hereto (each a ? Common Stock Holder

February 27, 2017 EX-99.1

Ideal Power Reports Fourth Quarter and Full Year 2016 Financial Results Management to Host Conference Call at 4:30 p.m. ET

Exhibit Exhibit 99.1 Ideal Power Reports Fourth Quarter and Full Year 2016 Financial Results Management to Host Conference Call at 4:30 p.m. ET AUSTIN, TX ? February 27, 2017 - Ideal Power Inc. (NASDAQ: IPWR), a developer of innovative power conversion technologies, reported results for its fourth quarter and full year ended December 31, 2016 . Key 2016 and Subsequent Highlights: ? Subsequent to t

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