Laboratory Apparatus And Analytical, Optical, Measuring, and Controlling Instruments - Latest Activist Disclosures

This table shows recent activist investor (Schedule 13D) filings made in this industry. Any investor or hedge fund that makes an investment with the intention of influencing management is considered an activist investor and must file a 13D.

Date Form Target Company Investor Shares Ownership
(Percent)		 Ownership Change
(Percent)
2019-10-03 13D OPXS / Optex Systems Holdings, Inc Fields ephraim 1,179,174 14.00 160.77
2019-09-20 13D/A UCLE / US Nuclear Corp. Chiang Richard 868,073 4.00 -8.78
2019-09-13 13D/A ITRI / Itron, Inc. Scopia Capital Management Lp 2,220,912 5.60 -7.52
2019-08-29 13D/A PACB / Pacific Biosciences of California, Inc. Magnetar Financial LLC 7,603,652 4.97 -4.03
2019-08-20 13D/A ITRI / Itron, Inc. Scopia Capital Management Lp 2,401,391 6.10 -14.98
2019-08-01 13D/A SENS / Senseonics Holdings, Inc. Smith Robert J 17,761,798 19.27
2019-07-18 13D HBIO / Harvard Bioscience, Inc. Engine Capital, L.p. 3,209,490 8.50
2019-07-12 13D/A BIO / Bio-Rad Laboratories, Inc. Schwartz Alice N 4,555,974 89.30 66.42
2019-07-11 13D/A APM / Aptorum Group Limited Lui Darren 40,625,479 17.59
2019-07-08 13D/A CLIR / ClearSign Technologies Corporation Simmons James M 1,666,627 6.40 0.00
2019-07-06 13D/A CLIR / ClearSign Technologies Corporation Simmons James M 1,666,627 6.40 0.00
2019-07-03 13D/A ITRI / Itron, Inc. Scopia Capital Management Lp 2,824,466 7.20 -22.28
2019-06-20 13D/A CAMT / Camtek Ltd. Pcb Ltd 9,011,368 23.45 -41.42
2019-06-10 13D/A ITRI / Itron, Inc. Scopia Capital Management Lp 3,634,004 9.20 -10.52
2019-06-07 13D BNGO / Bionano Genomics, Inc. Lc Fund Vi, L.p. 1,774,959 18.70
2019-05-31 13D AVTR / Avantor, Inc. Goldman Sachs Group Inc 72,605,349 12.80
2019-05-21 13D/A ITRI / Itron, Inc. Scopia Capital Management Lp 4,061,429 10.30 0.00
2019-05-09 13D/A ITRI / Itron, Inc. Scopia Capital Management Lp 4,061,429 10.30 -8.94
2019-05-08 13D/A APM / Aptorum Group Limited Huen Ian Chung Yuen 162,399,298 70.33
2019-05-08 13D/A APM / Aptorum Group Limited Lui Darren 40,625,479 17.59
2019-04-30 13D/A PACB / Pacific Biosciences of California, Inc. Magnetar Financial LLC 7,923,338 5.19 -15.91
2019-04-22 13D/A DHR / Danaher Corporation Rales Mitchell P 35,716,403 5.00 -16.48
2019-04-19 13D/A ASTC / Astrotech Corporation Pickens Thomas Boone III 1,935,082 32.25 19.51
2019-04-03 13D/A ITRI / Itron, Inc. Scopia Capital Management Lp 4,460,227 11.20 -9.83
2019-04-02 13D BNGO / Bionano Genomics, Inc. Innovatus Life Sciences Lending Fund I, Lp 568,491 5.54 0.00
2019-04-01 13D BNGO / Bionano Genomics, Inc. Innovatus Life Sciences Lending Fund I, Lp 568,491 5.54
2019-03-20 13D/A SENS / Senseonics Holdings, Inc. Roche Holding Ltd 29,319,010 16.48 0.00
2019-03-13 13D/A ITRI / Itron, Inc. Scopia Capital Management Lp 4,946,622 12.50 -3.01
2019-02-26 13D/A UCLE / US Nuclear Corp. Chiang Richard 951,673 5.60 -17.26
2019-02-13 13D/A EYPT / EyePoint Pharmaceuticals, Inc. EW Healthcare Partners, L.P. 41,903,956 44.18 64.52
2019-02-13 13D/A CAMT / Camtek Ltd. Pcb Ltd 15,382,140 42.22 0.68
2019-02-08 13D/A GEOS / Geospace Technologies Corporation Nierenberg Investment Management Company, Inc.
2019-01-18 13D CLIR / ClearSign Technologies Corporation Simmons James M 1,666,627 6.20
2019-01-03 13D APM / Aptorum Group Limited Huen Ian Chung Yuen 181,788,298 78.74
2019-01-03 13D APM / Aptorum Group Limited Lui Darren 45,206,298 19.60
2018-12-12 13D/A GEOS / Geospace Technologies Corporation Lemelson Capital Management LLC 1,124,362 8.30 -10.81
2018-11-20 13D ELSE / Electro-Sensors, Inc. Estate Of Nancy P. Peterson 1,004,464 29.60
2018-11-16 13D PACB / Pacific Biosciences of California, Inc. Magnetar Financial LLC 9,421,984 6.33
2018-10-22 13D/A SMIT / Schmitt Industries, Inc. Sententia Capital Management, Llc 350,779 8.80 17.27
2018-10-19 13D/A MLAB / Mesa Laboratories, Inc. Seg Ventures, Llc 73,067 1.90
2018-10-12 13D/A ASTC / Astrotech Corporation Pickens Thomas Boone III 1,619,184 29.83 -62.76
2018-09-17 13D/A CAMT / Camtek Ltd. Pcb Ltd 15,277,695 42.24 -3.43
2018-09-14 13D/A PRPO / Precipio, Inc. Kirk Randal J 1,140,019 4.80
2018-09-14 13D/A PRPO / Precipio, Inc. Kirk Randal J 1,140,019 4.80 -35.55
2018-08-24 13D/A SENS / Senseonics Holdings, Inc. Smith Robert J 14,891,798 9.26
2018-08-20 13D/A SMIT / Schmitt Industries, Inc. Sententia Capital Management, Llc 299,115 7.50 13.62
2018-07-30 13D CLIR / ClearSign Technologies Corporation clirSPV LLC 5,324,062 19.90
2018-07-24 13D/A SMIT / Schmitt Industries, Inc. Gamco Investors, Inc. Et Al
2018-07-05 13D/A EYPT / EyePoint Pharmaceuticals, Inc. EW Healthcare Partners, L.P. 25,470,390 34.20 0.00
2018-07-03 13D/A EYPT / EyePoint Pharmaceuticals, Inc. EW Healthcare Partners, L.P. 25,470,390 34.20