LUFK / Lufkin Industries Inc - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Lufkin Industries Inc
US
HINDI NA ACTIVE ANG SIMBONG ITO

Mga Batayang Estadistika
CIK 60849
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 Lufkin Industries 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.
July 12, 2013 15-12G

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15-12G 1 mm07-1213form15.htm OMB APPROVAL OMB Number: 3235-0167 Expires: October 31, 2013 Estimated average burden hours per response . . . . . 1.50 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

July 2, 2013 S-8 POS

- LUFKIN INDUSTRIES INC S-8 POS 7-1-2013 (33307129)

As filed with the Securities and Exchange Commission on July 1, 2013 Registration Nos.

July 2, 2013 S-8 POS

- LUFKIN INDUSTRIES INC S-8 POS 7-1-2013 (03362021)

As filed with the Securities and Exchange Commission on July 1, 2013 Registration Nos.

July 2, 2013 S-8 POS

- LUFKIN INDUSTRIES INC S-8 POS 7-1-2013 (333145324)

As filed with the Securities and Exchange Commission on July 1, 2013 Registration Nos.

July 2, 2013 SC 13D/A

LUFK / Lufkin Industries Inc / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 5) Lufkin Industries, Inc. (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 549764108 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number

July 2, 2013 S-8 POS

- LUFKIN INDUSTRIES INC S-8 POS 7-1-2013 (333112890)

As filed with the Securities and Exchange Commission on July 1, 2013 Registration Nos.

July 2, 2013 POS AM

- LUFKIN INDUSTRIES INC POS AM 7-1-2013

As filed with the Securities and Exchange Commission on July 1, 2013 Registration No.

July 1, 2013 EX-3.1

SEVENTH AMENDED AND RESTATED ARTICLES OF INCORPORATION LUFKIN INDUSTRIES, INC. (a for-profit corporation) July 1, 2013 ARTICLE ONE

Exhibit 3.1 SEVENTH AMENDED AND RESTATED ARTICLES OF INCORPORATION OF LUFKIN INDUSTRIES, INC. (a for-profit corporation) July 1, 2013 ARTICLE ONE The name of the entity is Lufkin Industries, Inc. (the “Corporation”). ARTICLE TWO The registered agent of the Corporation is CT Corporation System. The address of the registered agent and the registered office is 350 North St. Paul Street, Dallas, Texas

July 1, 2013 8-K

Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Termination of a Material Definitive Agreement, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

8-K 1 d562668d8k.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): July 1, 2013 (July 1, 2013) LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Texas 000-02612 75-0404410 (State or other juris

July 1, 2013 EX-3.2

THIRD AMENDED AND RESTATED LUFKIN INDUSTRIES, INC. TABLE OF CONTENTS ARTICLE ONE: OFFICES 3 1.01 Registered Office and Agent 3 1.02 Other Offices 3 ARTICLE TWO: SHAREHOLDERS 3 2.01 Annual Meetings 3 2.02 Special Meetings 3 2.03 Place of Meetings 3 2.

Exhibit 3.2 THIRD AMENDED AND RESTATED BYLAWS OF LUFKIN INDUSTRIES, INC. TABLE OF CONTENTS ARTICLE ONE: OFFICES 3 1.01 Registered Office and Agent 3 1.02 Other Offices 3 ARTICLE TWO: SHAREHOLDERS 3 2.01 Annual Meetings 3 2.02 Special Meetings 3 2.03 Place of Meetings 3 2.04 Notice 4 2.05 Voting List 4 2.06 Voting of Shares 4 2.07 Quorum; Withdrawal of Quorum 4 2.08 Majority Vote 5 2.09 Method of V

July 1, 2013 EX-99.1

GE Completes Acquisition of Lufkin Industries

EX-99.1 4 d562668dex991.htm EX-99.1 Exhibit 99.1 News Release GE Completes Acquisition of Lufkin Industries • Move Expands GE Presence in Artificial Lift Industry • Offers Solutions for a Wider Variety of Well Types • Improves GE’s Turbomachinery Product Portfolio HOUSTON—July 1, 2013—GE Oil & Gas (NYSE: GE) today announced that it has completed its acquisition of Lufkin Industries, Inc., a leadin

June 28, 2013 8-K

Financial Statements and Exhibits, Other Events, Submission of Matters to a Vote of Security Holders

8-K 1 d561344d8k.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): June 28, 2013 (June 27, 2013) LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Texas 000-02612 75-0404410 (State or other jur

June 28, 2013 EX-99.1

Lufkin Shareholders Approve Merger Agreement with GE

EX-99.1 2 d561344dex991.htm EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: Christopher L. Boone Chief Financial Officer 936-631-2749 Dennard-Lascar Associates Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 Lufkin Shareholders Approve Merger Agreement with GE LUFKIN, Texas, June 27, 2013 — Lufkin Industries, Inc. (“Lufkin”) (Nasdaq: LUFK), today announced that, at a specia

June 26, 2013 8-K

Other Events

8-K 1 d560965d8k.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): June 26, 2013 (June 25, 2013) LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Texas 000-02612 75-0404410 (State or other jur

June 26, 2013 DEFA14A

- DEFA14A

DEFA14A 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. ) 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 PERMITTED BY RULE 14a-6(e)(2))

June 24, 2013 SC 13D/A

LUFK / Lufkin Industries Inc / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 4) Lufkin Industries, Inc. (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 549764108 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number

June 21, 2013 DEFA14A

- DEFINITIVE ADDITIONAL MATERIALS

DEFA14A 1 d557519ddefa14a.htm DEFINITIVE ADDITIONAL MATERIALS 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. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ CONFIDENTIAL, FOR USE OF

June 21, 2013 8-K

Other Events - FORM 8-K

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): June 21, 2013 (June 20, 2013) LUFKIN INDUSTRIES, INC.

June 17, 2013 SC 13D/A

LUFK / Lufkin Industries Inc / GAMCO INVESTORS, INC. ET AL Activist Investment

SC 13D/A 1 lufk03.htm SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3) Lufkin Industries, Inc. (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 549764108 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Addres

June 14, 2013 DEFA14A

- DEFINITIVE ADDITIONAL MATERIALS

DEFA14A 1 d554645ddefa14a.htm DEFINITIVE ADDITIONAL MATERIALS 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. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ CONFIDENTIAL, FOR USE OF

June 14, 2013 8-K

Other Events - FORM 8-K

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): June 14, 2013 (June 12, 2013) LUFKIN INDUSTRIES, INC.

June 3, 2013 DEFA14A

- DEFINITIVE ADDITIONAL MATERIALS

DEFA14A 1 d549480ddefa14a.htm DEFINITIVE ADDITIONAL MATERIALS 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. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ CONFIDENTIAL, FOR USE OF

June 3, 2013 8-K

Other Events

8-K 1 d549135d8k.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): June 3, 2013 (May 30, 2013) LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Texas 000-02612 75-0404410 (State or other juris

May 30, 2013 DEFM14A

- DEFINITIVE PROXY STATEMENT

DEFM14A 1 d526270ddefm14a.htm DEFINITIVE PROXY STATEMENT 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 x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ CONFIDENTIAL, FOR USE OF THE

May 17, 2013 SC 13D/A

LUFK / Lufkin Industries Inc / GAMCO INVESTORS, INC. ET AL Activist Investment

SC 13D/A 1 lufk02.htm SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2) Lufkin Industries, Inc. (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 549764108 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Addres

May 10, 2013 SC 13D/A

LUFK / Lufkin Industries Inc / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No.1) Lufkin Industries, Inc. (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 549764108 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number

May 10, 2013 10-Q

Quarterly Report - LUFKIN INDUSTRIES INC 10-Q 3-31-2013

10-Q 1 form10q.htm LUFKIN INDUSTRIES INC 10-Q 3-31-2013 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2013 or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from t

April 25, 2013 PREM14A

- PRELIMINARY PROXY STATEMENT

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 x Filed by a Party other than the Registrant ¨ Check the appropriate box: x Preliminary Proxy Statement ¨ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ¨ Defi

April 24, 2013 DEFA14A

- SOLICITING MATERIAL

DEFA14A 1 d526799ddefa14a.htm SOLICITING MATERIAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropri

April 17, 2013 SC 13D

LUFK / Lufkin Industries Inc / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 Lufkin Industries, Inc. (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 549764108 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number of Person Authori

April 16, 2013 DEFA14A

- SOLICITING MATERIAL

DEFA14A 1 d520704ddefa14a.htm SOLICITING MATERIAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropri

April 15, 2013 DEFA14A

- SOLITICING MATERIAL

DEFA14A 1 d521409ddefa14a.htm SOLITICING MATERIAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropri

April 12, 2013 8-K

Regulation FD Disclosure

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 12, 2013 LUFKIN INDUSTRIES, INC.

April 12, 2013 DEFA14A

- SOLICITING MATERIAL

DEFA14A 1 d520845ddefa14a.htm SOLICITING MATERIAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropri

April 9, 2013 DEFA14A

- SOLICITING MATERIAL

DEFA14A 1 d518796ddefa14a.htm SOLICITING MATERIAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropri

April 8, 2013 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

8-K 1 d517886d8k.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 8, 2013 (April 5, 2013) LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Texas 000-02612 75-0404410 (State or other jur

April 8, 2013 DEFA14A

- FORM 8-K

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 8, 2013 (April 5, 2013) LUFKIN INDUSTRIES, INC.

April 8, 2013 EX-2.1

AGREEMENT AND PLAN OF MERGER Dated as of April 5, 2013 GENERAL ELECTRIC COMPANY RED ACQUISITION, INC. LUFKIN INDUSTRIES, INC. TABLE OF CONTENTS Page ARTICLE I THE MERGER 1 Section 1.1. The Merger 1 Section 1.2. Closing 1 Section 1.3. Effective Time 2

EXECUTION COPY AGREEMENT AND PLAN OF MERGER Dated as of April 5, 2013 among GENERAL ELECTRIC COMPANY RED ACQUISITION, INC.

April 8, 2013 EX-99.1

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Exhibit 99.1 News Release GE to Acquire Lufkin Industries • Accelerates GE’s Growth in Artificial Lift With Solutions for a Wider Variety of Well Types and Technology for Production Automation and Optimization • Strengthens GE’s Turbomachinery Supply Chain With Lufkin’s Industrial Gears and Bearings • Builds on GE’s 2011 Acquisition of the Well Support Division of the John Wood Group PLC HOUSTON—A

April 8, 2013 DEFA14A

- SOLICITING MATERIAL

DEFA14A 1 d518708ddefa14a.htm SOLICITING MATERIAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropri

April 8, 2013 EX-99.1

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Exhibit 99.1 News Release GE to Acquire Lufkin Industries • Accelerates GE’s Growth in Artificial Lift With Solutions for a Wider Variety of Well Types and Technology for Production Automation and Optimization • Strengthens GE’s Turbomachinery Supply Chain With Lufkin’s Industrial Gears and Bearings • Builds on GE’s 2011 Acquisition of the Well Support Division of the John Wood Group PLC HOUSTON—A

April 8, 2013 EX-2.1

AGREEMENT AND PLAN OF MERGER Dated as of April 5, 2013 GENERAL ELECTRIC COMPANY RED ACQUISITION, INC. LUFKIN INDUSTRIES, INC. TABLE OF CONTENTS Page ARTICLE I THE MERGER 1 Section 1.1. The Merger 1 Section 1.2. Closing 1 Section 1.3. Effective Time 2

EXECUTION COPY AGREEMENT AND PLAN OF MERGER Dated as of April 5, 2013 among GENERAL ELECTRIC COMPANY RED ACQUISITION, INC.

March 27, 2013 DEF 14A

- DEFINITIVE PROXY STATEMENT

DEF 14A 1 d470361ddef14a.htm DEFINITIVE PROXY STATEMENT 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 þ Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for use of the Commission only (as

March 1, 2013 EX-21

LUFKIN INDUSTRIES, INC. AND SUBSIDIARIES SUBSIDIARIES OF THE REGISTRANT

EX-21 2 ex21.htm EXHIBIT 21 EXHIBIT (21) LUFKIN INDUSTRIES, INC. AND SUBSIDIARIES SUBSIDIARIES OF THE REGISTRANT Name of Subsidiary Jurisdiction of incorporation/registration/formation Name under Which such Subsidiary Does Business 1. Cruseton Limited Ireland Non-Trading 2. Datac Control International (Hong Kong) Limited Hong Kong Same 3. Datac Control International Limited Ireland Same 4. Datac C

March 1, 2013 10-K

Annual Report - LUFKIN INDUSTRIES INC 10-K 12-31-2012

10-K 1 form10k.htm LUFKIN INDUSTRIES INC 10-K 12-31-2012 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2012 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For transition period from to Commissi

February 19, 2013 8-K

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

8-K 1 form8k.htm FORM 8K 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 19, 2013 LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdiction (Comm

February 19, 2013 EX-3.1

SECOND AMENDED AND RESTATED LUFKIN INDUSTRIES, INC.

SECOND AMENDED AND RESTATED BYLAWS OF LUFKIN INDUSTRIES, INC. Dated: February 12, 2013 LUFKIN INDUSTRIES, INC. BYLAWS ARTICLE I. OFFICES Section 1. Principal Office. The principal office of Lufkin Industries, Inc. (the “Corporation”) shall be in the City of Lufkin, County of Angelina, State of Texas. Section 2. Registered Agent and Registered Office. The registered agent and office of the Corporat

February 14, 2013 SC 13G/A

LUFK / Lufkin Industries Inc / TCW GROUP INC - 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)* Lufkin Industries, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 549764108 (CUSIP Number) 12/31/2012 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedu

February 14, 2013 SC 13G/A

LUFK / Lufkin Industries Inc / Neuberger Berman Group LLC - NONE Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Lufkin Industries Inc (Name of Issuer) Common (Title of Class of Securities) 549764108 (CUSIP Number) December 31, 2012 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

February 14, 2013 EX-99.1

Lufkin Industries Reports Fourth Quarter and Full Year 2012 Earnings Conference call scheduled for today at 10 a.m. ET

NEWS RELEASE Contact: Christopher L. Boone Chief Financial Officer (936) 631-2749 FOR IMMEDIATE RELEASE Dennard§Lascar Associates, LLC Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 Lufkin Industries Reports Fourth Quarter and Full Year 2012 Earnings Conference call scheduled for today at 10 a.m. ET · 2012 revenues reached a new record of $1.3 billion · 2012 new business bookings reached a

February 14, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 form8k.htm FORM 8K 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 14, 2013 LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdiction (Comm

February 12, 2013 SC 13G/A

LUFK / Lufkin Industries Inc / VANGUARD GROUP INC Passive Investment

lufkinindustriesinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 1 )* Name of issuer: Lufkin Industries Inc Title of Class of Securities: Common Stock CUSIP Number: 549764108 Date of Event Which Requires Filing of this Statement: December 31, 2012 Check the appropriat

November 9, 2012 10-Q

Quarterly Report - LUFKIN INDUSTRIES INC 10-Q 9-30-2012

10-Q 1 form10q.htm LUFKIN INDUSTRIES INC 10-Q 9-30-2012 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2012 or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period fr

October 29, 2012 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 form8k.htm FORM 8K 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): September 30, 2012 LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdiction (Com

October 29, 2012 EX-99.1

Lufkin Industries Reports Third Quarter 2012 Earnings Conference call scheduled today at 10:00 a.m. Eastern Time

NEWS RELEASE Contact: Christopher L. Boone Chief Financial Officer (936) 631-2749 FOR IMMEDIATE RELEASE DRG&E Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 Lufkin Industries Reports Third Quarter 2012 Earnings Conference call scheduled today at 10:00 a.m. Eastern Time · Revenues up 47% year-over-year · Backlog up 34% year-over-year · Company reduces fourth quarter earnings guidance LUFKIN

August 10, 2012 8-K

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

8-K 1 form8k.htm FORM 8K 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 7, 2012 LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdiction (Commi

August 9, 2012 10-Q

Quarterly Report - FORM 10Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2012 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: 0-02612 LUFKIN INDUSTRIES,

July 31, 2012 8-K/A

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K/A 1 form8ka.htm FORM 8KA UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-KA 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, 2012 LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdiction (Com

July 31, 2012 EX-99.1

Lufkin Industries Reports Second Quarter 2012 Earnings from Continuing Operations

EX-99.1 2 exhibit991.htm EXHIBIT 99.1 NEWS RELEASE Contact: Christopher L. Boone Chief Financial Officer (936) 631-2749 FOR IMMEDIATE RELEASE DRG&E Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 Lufkin Industries Reports Second Quarter 2012 Earnings from Continuing Operations · Company lowers 2012 earnings guidance · Bookings reach a new quarterly record of $402 million · Revenues up 35% y

July 31, 2012 EX-99.1

Lufkin Industries Reports Second Quarter 2012 Earnings from Continuing Operations

CORRECTED NEWS RELEASE Contact: Christopher L. Boone Chief Financial Officer (936) 631-2749 FOR IMMEDIATE RELEASE DRG&E Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 Lufkin Industries Reports Second Quarter 2012 Earnings from Continuing Operations · Company lowers 2012 earnings guidance · Bookings reach a new quarterly record of $402 million · Revenues up 35% year-over-year · Backlog up 3

July 31, 2012 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 form8k.htm FORM 8K 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 30, 2012 (June 30, 2012) LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisd

May 23, 2012 CORRESP

-

CORRESP 1 filename1.htm Via EDGAR and E-mail May 21, 2012 Amanda Ravitz Assistant Director United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Re: Lufkin Industries, Inc. Form 10-K for the Year Ended December 31, 2011 Filed February 27, 2012 File No. 000-02612 Ladies and Gentlemen: Set forth below are the responses of Lufkin In

May 16, 2012 EX-3.1

FIFTH AMENDED AND RESTATED ARTICLES OF INCORPORATION LUFKIN INDUSTRIES, INC. ARTICLE I

Exhibit 3.1 FIFTH AMENDED AND RESTATED ARTICLES OF INCORPORATION OF LUFKIN INDUSTRIES, INC. ARTICLE I The name of the corporation is Lufkin Industries, Inc. (the “Corporation”). ARTICLE II The period of the Corporation’s duration shall be perpetual or unlimited. ARTICLE III The purposes for which the Corporation is organized are as follows: To engaged in the business of operating a foundry, machin

May 16, 2012 8-K

Financial Statements and Exhibits, Other Events - FORM 8K

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 14, 2012 LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdiction (Commission (I.R.S. Employer Of inc

May 10, 2012 10-Q

Quarterly Report - FORM 10Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2012 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: 0-02612 LUFKIN INDUSTRIES,

May 7, 2012 EX-99.1

Lufkin Industries Reports First Quarter 2012 Earnings from Continuing Operations

Exhibit 99.1 NEWS RELEASE Contact: Christopher L. Boone Chief Financial Officer (936) 631-2749 FOR IMMEDIATE RELEASE DRG&E Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 Lufkin Industries Reports First Quarter 2012 Earnings from Continuing Operations · Revenues up 44% · Bookings reach a new quarterly record of $336 million · Backlog up 16% year over year · Company adjusts 2012 earnings gui

May 7, 2012 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 form8k.htm FORM 8K 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 7, 2012 (March 31, 2012) LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdi

May 7, 2012 8-K

Submission of Matters to a Vote of Security Holders

8-K 1 form8k.htm FORM 8K 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 7, 2012 (May 2, 2012) LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdicti

March 28, 2012 DEF 14A

- DEF 14A

DEF 14A 1 d300466ddef14a.htm 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 þ 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

March 15, 2012 8-K/A

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/A 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 15, 2012 (September 19, 2011) LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdiction (Commissio

March 15, 2012 EX-10.1

SEVERANCE AGREEMENT

Exhibit 10.1 SEVERANCE AGREEMENT THIS AMENDED AND RESTATED SEVERANCE AGREEMENT (“Agreement”) is made and entered into as of September 23, 2011, by and between LUFKIN INDUSTRIES, INC., a Texas corporation (the “Company”) and Claude D. Hay of Chambersburg, Pennsylvania (the “Executive”). WHEREAS, the Company currently employs the Executive as Vice President & General Manager, Power Transmission Divi

March 15, 2012 EX-99.1

LUFKIN INDUSTRIES NAMES C. D. “BUD” HAY VICE PRESIDENT AND GENERAL MANAGER OF THE POWER TRANSMISSION DIVISION

EX-99.1 2 exhibit991.htm EXHIBIT 99.1 Exhibit 99.1 NEWS RELEASE Contact: Brian J. Gifford Vice President of Human Resources (936) 637-5246 FOR IMMEDIATE RELEASE DRG&L Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 LUFKIN INDUSTRIES NAMES C. D. “BUD” HAY VICE PRESIDENT AND GENERAL MANAGER OF THE POWER TRANSMISSION DIVISION LUFKIN, Texas, September 19, 2011 – Lufkin Industries, Inc. (NASDAQ:

March 12, 2012 PRE 14A

- PRELIMINARY PROXY STATEMENT

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 þ Filed by a Party other than the Registrant ¨ Check the appropriate box: þ Preliminary Proxy Statement ¨ Confidential, for use of the Commission only (as permitted by Rule 14a-6(e)(2)) ¨ Definitive Proxy State

March 2, 2012 EX-10.1

AGREEMENT AND SECOND AMENDMENT TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT

Exhibit 10.1 AGREEMENT AND SECOND AMENDMENT TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT THIS AGREEMENT AND SECOND AMENDMENT TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT (this “Amendment”), dated effective as of February 27, 2012, is made and entered into by and among LUFKIN INDUSTRIES, INC., a Texas corporation (“Lufkin”); LUFKIN FINANCE (US) LP, a Texas limited partnership (“Lufkin Finance

March 2, 2012 EX-99.2

LUFKIN INDUSTRIES ANNOUNCES PUBLIC OFFERING OF COMMON STOCK

Exhibit 99.2 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: Christopher L. Boone Chief Financial Officer 936-631-2749 DRG&L: Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 LUFKIN INDUSTRIES ANNOUNCES PUBLIC OFFERING OF COMMON STOCK LUFKIN, Texas – February 27, 2012 – Lufkin Industries, Inc. (NASDAQ: LUFK) (the “Company”) announced today that it has commenced an underwritten public offering (t

March 2, 2012 EX-1.1

2,500,000 Shares LUFKIN INDUSTRIES, INC. Common Stock UNDERWRITING AGREEMENT

Underwriting Agreement Exhibit 1.1 Execution Version 2,500,000 Shares LUFKIN INDUSTRIES, INC. Common Stock UNDERWRITING AGREEMENT February 29, 2012 BARCLAYS CAPITAL INC. J.P. MORGAN SECURITIES LLC, As Representatives of the several Underwriters named in Schedule I attached hereto, c/o Barclays Capital Inc. 745 Seventh Avenue New York, New York 10019 Ladies and Gentlemen: Lufkin Industries, Inc., a

March 2, 2012 EX-99.3

LUFKIN INDUSTRIES PRICES PUBLIC OFFERING OF COMMON STOCK

Exhibit 99.3 NEWS RELEASE Contact: Christopher L. Boone Chief Financial Officer 936-631-2749 DRG&L: Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 LUFKIN INDUSTRIES PRICES PUBLIC OFFERING OF COMMON STOCK LUFKIN, Texas – February 29, 2012 – Lufkin Industries, Inc. (NASDAQ: LUFK) (the “Company”) announced today that it has priced its public offering of 2,500,000 shares of common stock at $79

March 2, 2012 EX-2.1

DATED 27 FEBRUARY 2012 THE SELLERS whose names are listed in Part 1A of the Schedule LUFKIN INDUSTRIES HOLDINGS UK LIMITED relating to the sale and purchase of the entire issued share capital of Zenith Oilfield Technology Ltd TABLE OF CONTENTS Page 1

Exhibit 2.1 DATED 27 FEBRUARY 2012 THE SELLERS whose names are listed in Part 1A of the Schedule AND LUFKIN INDUSTRIES HOLDINGS UK LIMITED AGREEMENT relating to the sale and purchase of the entire issued share capital of Zenith Oilfield Technology Ltd TABLE OF CONTENTS Page 1 DEFINITIONS AND INTERPRETATION 1 1.1 Definitions 1 1.2 Interpretation 8 2 SALE AND PURCHASE OF SHARES 10 2.1 Sale and Purch

March 2, 2012 EX-99.1

Lufkin Industries to Acquire Zenith Oilfield Technology Adds real-time monitoring & data analysis to Lufkin’s automation capabilities

Exhibit 99.1 NEWS RELEASE Contact: Christopher L. Boone Chief Financial Officer 936-631-2749 FOR IMMEDIATE RELEASE DRG&L: Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 Lufkin Industries to Acquire Zenith Oilfield Technology Adds real-time monitoring & data analysis to Lufkin’s automation capabilities LUFKIN, Texas, February 27, 2012 – Lufkin Industries, Inc. (NASDAQ: LUFK) (“Lufkin”) anno

March 2, 2012 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Completion of Acquisition or Disposition of Assets - FORM 8-K

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 27, 2012 Lufkin Industries, Inc. (Exact name of registrant as specified in Charter) Texas 000-02612 75-0404410 (State or Other Jurisdiction of Incorporation) (Commis

March 2, 2012 EX-10.2

SHORT-TERM CREDIT AGREEMENT

Exhibit 10.2 SHORT-TERM CREDIT AGREEMENT THIS SHORT-TERM CREDIT AGREEMENT, dated as of February 27, 2012, is among LUFKIN INDUSTRIES, INC., a Texas corporation (“Borrower”); the Lenders party hereto; and JPMORGAN CHASE BANK, N. A., in its individual capacity (“JPMCB”) and as Administrative Agent (in such capacity, the “Administrative Agent”). The Borrower, the Lenders and the Administrative Agent

March 1, 2012 424B2

CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to Be Registered Amount to be Registered(1) Proposed Maximum Offering Price Per Unit Proposed Maximum Aggregate Offering Price Amount of Registration Fee Common Stock 2,875,000 $79.25

Definitive Prospectus Supplement Table of Contents CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to Be Registered Amount to be Registered(1) Proposed Maximum Offering Price Per Unit Proposed Maximum Aggregate Offering Price Amount of Registration Fee Common Stock 2,875,000 $79.

February 27, 2012 424B2

Subject to Completion, dated February 27, 2012

Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-179723 The information in this prospectus supplement is not complete and may be changed. We may not sell these securities until the registration statement filed with the Securities and Exchange Commission is effective. This prospectus supplement is not an offer to sell these securities, and it is not soliciting an offer to buy

February 27, 2012 EX-25.2

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

Statement of Eligibility and Qualification Exhibit 25.2 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ¨ Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) U.S. BANK NATIONAL ASSOCIATION (Exact name of Trustee as specified in its

February 27, 2012 8-K/A

Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

8-K/A 1 form8ka.htm FORM 8K/A SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A (Amendment No. 2) 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, 2012 (December 1, 2011) Lufkin Industries, Inc. (Exact name of registrant as specified in Charter) TEXAS 000-02612 75-0404410 (State o

February 27, 2012 EX-25.1

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

Statement of Eligibility and Qualification Exhibit 25.1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ¨ Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) U.S. BANK NATIONAL ASSOCIATION (Exact name of Trustee as specified in its

February 27, 2012 EX-4.3

LUFKIN INDUSTRIES, INC., as Issuer [ ], as Trustee DATED AS OF , 20 SUBORDINATED DEBT SECURITIES LUFKIN INDUSTRIES, INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 20 TRUST INDENTURE ACT SECTI

Form of Subordinated Indenture EXHIBIT 4.3 LUFKIN INDUSTRIES, INC., as Issuer AND [ ], as Trustee INDENTURE DATED AS OF , 20 SUBORDINATED DEBT SECURITIES LUFKIN INDUSTRIES, INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 20 TRUST INDENTURE ACT SECTION INDENTURE SECTION Section 310(a)(1) 6.9 (a)(2) 6.9 (a)(3) Not Applicable (a)(4) Not Applic

February 27, 2012 S-3ASR

- PROSPECTUS - UNIVERSAL SHELF

Table of Contents As filed with the Securities and Exchange Commission on February 27, 2012 Registration No.

February 27, 2012 EX-4.2

LUFKIN INDUSTRIES, INC., as Issuer [ ], as Trustee DATED AS OF , 20 SENIOR DEBT SECURITIES LUFKIN INDUSTRIES, INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 20 TRUST INDENTURE ACT SECTION IND

Form of Senior Indenture EXHIBIT 4.2 LUFKIN INDUSTRIES, INC., as Issuer AND [ ], as Trustee INDENTURE DATED AS OF , 20 SENIOR DEBT SECURITIES LUFKIN INDUSTRIES, INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 20 TRUST INDENTURE ACT SECTION INDENTURE SECTION Section 310(a)(1) 6.9 (a)(2) 6.9 (a)(3) Not Applicable (a)(4) Not Applicable (a)(5)

February 27, 2012 EX-12.1

Computation of Ratio of Earnings to Fixed Charges ($ in thousands) Year Ended December 31, 2011 2010 2009 2008 2007 Income from continuing operations before income taxes $ 105,469 $ 67,445 $ 33,012 $ 136,412 $ 109,458 Fixed charges: Interest expense(

Statement of Computation of Ratios of Earnings to Fixed Charges Exhibit 12.1 Computation of Ratio of Earnings to Fixed Charges ($ in thousands) Year Ended December 31, 2011 2010 2009 2008 2007 Income from continuing operations before income taxes $ 105,469 $ 67,445 $ 33,012 $ 136,412 $ 109,458 Fixed charges: Interest expense(a) 1,643 562 650 193 273 Interest within rental expense(b) 990 780 600 52

February 27, 2012 EX-99.1

LUFKIN INDUSTRIES, INC. UNAUDITED PRO FORMA CONDENSED COMBINED STATEMENT OF EARNINGS

Exhibit 99.1 LUFKIN INDUSTRIES, INC. UNAUDITED PRO FORMA CONDENSED COMBINED STATEMENT OF EARNINGS On December 1, 2011, Lufkin Industries, Inc. (“Lufkin”, the “Company”) completed its acquisition of substantially all of the assets of Quinn’s Oilfield Supply Ltd. (“Quinn”) and all of the outstanding equity interests in (i) Quinn Pumps, Inc., (ii) Quinn Pumps [California] Inc., (iii) Grenco Energy Se

February 27, 2012 EX-21

LUFKIN INDUSTRIES, INC. AND SUBSIDIARIES SUBSIDIARIES OF THE REGISTRANT Jurisdiction of Incorporation Name Under Which such Name of Subsidiary or Organization Subsidiary Does Business Lufkin Industries Canada, Ltd. Canada Same Lufkin Argentina, S.A.

EXHIBIT (21) LUFKIN INDUSTRIES, INC. AND SUBSIDIARIES SUBSIDIARIES OF THE REGISTRANT Jurisdiction of Incorporation Name Under Which such Name of Subsidiary or Organization Subsidiary Does Business Lufkin Industries Canada, Ltd. Canada Same Lufkin Argentina, S.A. Argentina Same Lufkin Inversora S.A. Argentina Same Lufkin France, S.A.S. France Same Lufkin Middle East Egypt Same Lufkin & Partners Oma

February 27, 2012 10-K

Annual Report - LUFKIN INDUSTRIES, INC 10-K 12-31-2011

10-K 1 form10k.htm LUFKIN INDUSTRIES, INC 10-K 12-31-2011 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2011 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For transition period from to Commiss

February 15, 2012 SC 13G/A

LUFK / Lufkin Industries Inc / Neuberger Berman Group LLC - NONE Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 01)* Lufkin Industries Inc (Name of Issuer) Common (Title of Class of Securities) 549764108 (CUSIP Number) December 31, 2011 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to whic

February 14, 2012 8-K/A

Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets - LUFKIN INDUSTRIES, INC. 8-K/A 12-1-2011

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A (Amendment No. 2) 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 14, 2012 (December 1, 2011) Lufkin Industries, Inc. (Exact name of registrant as specified in Charter) Texas 000-02612 75-0404410 (State or Other Jurisdiction of Incorp

February 14, 2012 EX-99.1

QUINN’S OILFIELD SUPPLY LTD. Consolidated Financial Statements As at and for the years ended February 28, 2011, 2010 and 2009 QUINN'S OILFIELD SUPPLY LTD. Consolidated Balance Sheets As at February 28

EXHIBIT 99.1 REPORT OF INDEPENDENT REGISTERED CHARTERED ACCOUNTANTS To the Directors of Lufkin Industries, Inc. We have audited the accompanying consolidated financial statements of Quinn’s Oilfield Supply Ltd., which comprise the consolidated balance sheets as at February 28, 2011, 2010 and 2009, and the consolidated statements of net income, retained earnings, comprehensive income and cash flows

February 14, 2012 EX-99.2

QUINN’S OILFIELD SUPPLY LTD. CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS For the six months ended August 31, 2011

EXHIBIT 99.2 QUINN’S OILFIELD SUPPLY LTD. CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS For the six months ended August 31, 2011 (UNAUDITED) QUINN’S OILFIELD SUPPLY LTD. CONDENSED INTERIM CONSOLIDATED BALANCE SHEETS (Expressed in Canadian Dollars) (Unaudited) August 31, February 28, March 1, Note 2011 2011 2010 (Note 26) (Note 26) $ $ $ ASSETS Current assets Cash 1,996,865 4,046,937 3,210,02

February 14, 2012 EX-99.3

LUFKIN INDUSTRIES, INC. UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS

Exhibit 99.3 LUFKIN INDUSTRIES, INC. UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS On December 1, 2011, Lufkin Industries, Inc. (“Lufkin”, the “Company”) completed its acquisition of substantially all of the assets of Quinn’s Oilfield Supply Ltd. (“Quinn”) and all of the outstanding equity interests in (i) Quinn Pumps, Inc., (ii) Quinn Pumps [California] Inc., (iii) Grenco Energy Ser

February 9, 2012 EX-99.1

Lufkin Industries Reports Strong Fourth Quarter and Full Year 2011 Earnings from Continuing Operations

NEWS RELEASE Contact: Christopher L. Boone Chief Financial Officer (936) 631-2749 FOR IMMEDIATE RELEASE DRG&E Jack Lascar / 713-529-6600 Anne Pearson / 210-408-6321 Lufkin Industries Reports Strong Fourth Quarter and Full Year 2011 Earnings from Continuing Operations · 2011 revenues reached a new record of $932 million · 2011 bookings reached a new record of $970 million · Year-end backlog up 16%

February 9, 2012 SC 13G

LUFK / Lufkin Industries Inc / VANGUARD GROUP INC Passive Investment

SC 13G 1 lufkinindustriesinc.htm SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.:0 )* Name of issuer: Lufkin Industries Inc Title of Class of Securities: Common Stock CUSIP Number: 549764108 Date of Event Which Requires Filing of this Statement: December 31, 2011 Check the appropriate box to designate the rule pursuant

February 9, 2012 SC 13G

LUFK / Lufkin Industries Inc / TCW GROUP INC - SC 13G Passive Investment

SC 13G 1 a12-428517sc13g.htm SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. )* Lufkin Industries, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 549764108 (CUSIP Number) 12/31/2011 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the

February 9, 2012 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): February 9, 2012 LUFKIN INDUSTRIES, INC. (Exact name of registrant as specified in its charter) TEXAS 000-02612 75-0404410 (State or other jurisdiction (Commission (I.R.S. Employer Of

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