Surgical and Medical Instruments and Apparatus - 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)
2025-09-09 13D OSUR / OraSure Technologies, Inc. Altai Capital Management, L.P. 3,748,836 5.13
2025-09-05 13D/A SSKN / STRATA Skin Sciences, Inc. Accelmed Growth Partners, L.P. 1,441,835 27.40 0.00
2025-08-29 13D/A RVP / Retractable Technologies, Inc. Shaw Thomas J 16,476,925 55.00 3.30
2025-08-26 13D ECIA / Encision Inc. Shepard Brandon Jason 1,005,833 6.00
2025-08-26 13D ECIA / Encision Inc. Fries Robert H 1,380,138 8.20
2025-08-26 13D ECIA / Encision Inc. Trudel Gregory J. 1,484,072 8.70
2025-08-12 13D/A AORT / Artivion, Inc. Juniper Investment Company, LLC 1,864,449 4.00 -10.83
2025-08-12 13D/A STIM / Neuronetics, Inc. Madryn Asset Management, LP 20,737,061 31.40 -14.44
2025-08-08 13D TNON / Tenon Medical, Inc. SiVantage Inc. 986,528 12.50
2025-08-06 13D/A OBIO / Orchestra BioMed Holdings, Inc. Rtw Investments, Lp 8,306,063 15.40 0.00
2025-08-05 13D/A XTNT / Xtant Medical Holdings, Inc. Nantahala Capital Partners Limited Partnership 68,394,000 49.10 0.00
2025-08-04 13D/A TLSI / TriSalus Life Sciences, Inc. Frankenius Equity AB 6,989,748 14.00 3.82
2025-08-01 13D/A TLSI / TriSalus Life Sciences, Inc. Wahlstrom Mats 2,987,881 6.00 6.81
2025-07-15 13D MGRM / Monogram Technologies Inc. Zimmer Biomet Holdings, Inc. 9,754,256 27.00
2025-07-02 13D/A VERO / Venus Concept Inc. Madryn Asset Management, LP 10,869,529 85.50 -0.21
2025-07-01 13D/A BWAY / BrainsWay Ltd. - Depositary Receipt (Common Stock) Valor BrainsWay Holdings, LLC 7,743,984 19.00 0.00
2025-06-27 13D/A VERO / Venus Concept Inc. Madryn Asset Management, LP 10,891,951 85.50 6,133.41
2025-06-17 13D ARAY / Accuray Incorporated Tcw Group Inc 11,909,357 10.30
2025-06-16 13D VVOS / Vivos Therapeutics, Inc. V-CO Investors LLC 1,342,498 19.90 160.93
2025-06-11 13D/A VERO / Venus Concept Inc. Madryn Asset Management, LP 174,735 8.60 0.00
2025-06-11 13D/A VERO / Venus Concept Inc. EW Healthcare Partners, L.P. 485,689 21.60 0.00
2025-05-22 13D TOPP / Toppoint Holdings Inc. John Feliciano III 1,150,000 6.20
2025-05-14 13D ICCM / IceCure Medical Ltd Epoch Partner Investments Ltd 25,846,597 45.70 0.00
2025-05-12 13D/A DCTH / Delcath Systems, Inc. Rosalind Advisors, Inc. 6,674,993 9.90 0.23
2025-05-08 13D/A OFIX / Orthofix Medical Inc. Engine Capital, L.p. 4,251,671 10.90 17.18
2025-05-02 13D/A TLSI / TriSalus Life Sciences, Inc. Frankenius Equity AB 6,732,516 20.50 3.76
2025-05-01 13D/A OBIO / Orchestra BioMed Holdings, Inc. Rtw Investments, Lp 8,306,063 21.70 7.81
2025-04-23 13D/A ATEC / Alphatec Holdings, Inc. L-5 Healthcare Partners, Llc 7,201,158 4.96 -6.47
2025-04-17 13D/A ALUR / Allurion Technologies Inc. Rtw Investments, Lp 2,542,603 34.10 142.14
2025-04-17 13D XTNT / Xtant Medical Holdings, Inc. Nantahala Capital Partners Limited Partnership 68,394,000 49.10
2025-04-14 13D/A XTNT / Xtant Medical Holdings, Inc. Orbimed Advisors Llc 0 0.00 -100.00
2025-04-14 13D/A VERO / Venus Concept Inc. EW Healthcare Partners, L.P. 485,689 26.80
2025-04-11 13D/A ATEC / Alphatec Holdings, Inc. L-5 Healthcare Partners, Llc 7,699,315 5.30 -16.45
2025-04-11 13D/A OFIX / Orthofix Medical Inc. Juniper Targeted Opportunity Fund, L.P. 2,386,500 6.10 23.19
2025-04-10 13D/A VERO / Venus Concept Inc. EW Healthcare Partners, L.P. 485,689 44.30
2025-04-04 13D/A PDEX / Pro-Dex, Inc. AO Partners I, LP 1,017,817 31.20 41.22
2025-04-02 13D/A VERO / Venus Concept Inc. Madryn Asset Management, LP 174,735 20.00
2025-03-27 13D/A PDEX / Pro-Dex, Inc. Farnam Street Partners Lp /mn 285,787 8.80 -10.62
2025-03-25 13D/A LNSR / LENSAR, Inc. North Run Capital, Lp 13,535,938 55.90 441.67
2025-03-19 13D SRDX / Surmodics, Inc. Gamco Investors, Inc. Et Al 392,575 2.80
2025-03-13 13D/A SGHT / Sight Sciences, Inc. Allegro Investment Fund, L.P. 6,731,526 13.10
2025-03-07 13D ECIA / Encision Inc. Thalassa Holdings, Ltd. 619,272 5.21
2025-02-28 13D/A RVP / Retractable Technologies, Inc. Shaw Thomas J 15,949,849 53.30 0.97
2025-02-27 13D/A OFIX / Orthofix Medical Inc. Engine Capital, L.p. 3,628,227 9.30 15.59
2025-02-24 13D/A ALUR / Allurion Technologies Inc. Rtw Investments, Lp 1,050,053 17.60 -71.36
2025-02-20 13D/A CVRX / CVRx, Inc. New Enterprise Associates 10 L P 2,026,083 7.80 -9.80
2025-02-14 13D/A VERO / Venus Concept Inc. Healthquest Partners Ii, L.p.
2025-02-06 13D/A CVRX / CVRx, Inc. Cooperatieve Gilde Healthcare IV U.A. 1,231,490 4.90 -9.99
2025-02-06 13D/A IVRN / Innoveren Scientific Inc. Fwhc Holdings, Llc 0 0.00 -100.00
2025-02-06 13D/A ATEC / Alphatec Holdings, Inc. L-5 Healthcare Partners, Llc 9,214,698 6.45 -13.19