Activist Investor 13D Filings


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.

DateFormInvestorTargetSharesOwnership
(Percent)
Ownership Change
(Percent)
2018‑05‑11 SC 13D/A Morris Ryan J. INFU / InfuSystems Holdings 2,159,209 9.5 71.47
2018‑05‑08 SC 13D/A Morris Ryan J. INFU / InfuSystems Holdings 1,259,209 5.5 0.00
2018‑04‑26 SC 13D/A Aklog Lishan PAVM / PAVmed 9,233,709 42.6 -30.00
2018‑04‑25 SC 13D/A Morris Ryan J. INFU / InfuSystems Holdings 1,259,209 5.5 17.60
2018‑04‑24 SC 13D/A FOUNTAINHEAD CAPITAL MANAGEMENT LTD VYCO / Vycor Medical 11,040,256 50.47 -8.64
2018‑04‑18 SC 13D PESSIN NORMAN H NEPH / Nephros 2,732,707 1.3
2018‑04‑13 SC 13D SMITH ROBERT J CVRS / Corindus Vascular Robotics 14,302,124 27.52
2018‑04‑13 SC 13D/A RESSLER RICHARD S LENS / Presbia 12,448,714 65.2 18.77
2018‑04‑03 SC 13D Accelmed Growth Partners, L.P. MELA / MELA Sciences 12,037,037 58.3
2018‑03‑27 SC 13D Casdin Capital, LLC GNMK / GenMark Diagnostics 3,850,000 7.0
2018‑03‑21 SC 13D Morris Ryan J. INFU / InfuSystems Holdings 1,070,797 4.7
2018‑03‑20 SC 13D/A Hudson Executive Capital LP CVRS / Corindus Vascular Robotics 26,861,154 14.2 136.95
2018‑03‑16 SC 13D L-5 Healthcare Partners, Llc ATEC / Alphatec Holdings 14,682,540 29.66
2018‑03‑16 SC 13D/A Horton Capital Partners, LLC REPR / Repro Med Systems 7,314,727 19.24 3.58
2018‑03‑08 SC 13D/A Stryker Corp ENTL / Entellus Medical 30,027,323 100.0 0.00
2018‑03‑07 SC 13D/A Split Rock Partners, LP ENTL / Entellus Medical 0 0.0
2018‑03‑06 SC 13D Alessi William Rosario Jr MPSP / MedPro Safety Products 9,000,000 9.2
2018‑03‑02 SC 13D/A SVLSF IV, LLC ENTL / Entellus Medical 0 0.0 -100.00
2018‑02‑28 SC 13D Stryker Corp ENTL / Entellus Medical 30,027,323 100.0 207.86
2018‑02‑28 SC 13D/A Greenspan Ira Scott PAVM / PAVmed 7,774,121 33.9
2018‑02‑23 SC 13D Liu Jinhui BSTG / Biostage 368,318 12.9
2018‑02‑16 SC 13D/A Blickenstaff Kim D TNDM / Tandem Diabetes Care 2,004,800 4.4 59.77
2018‑02‑14 SC 13D/A Aklog Lishan PAVM / PAVmed 13,190,929 52.1 55.80
2018‑02‑14 SC 13D/A Hudson Executive Capital LP ATRC / AtriCure 2,374,119 27.98
2018‑02‑13 SC 13D/A DELPHI VENTURES VIII LP TNDM / Tandem Diabetes Care 373,603 3.7 -89.98
2018‑02‑10 SC 13D/A FOUNTAINHEAD CAPITAL MANAGEMENT LTD VYCO / Vycor Medical 12,084,711 52.1 2.11
2018‑02‑06 SC 13D/A PETIT PARKER H MDXG / MiMedx Group 7,452,344 6.64 -2.09
2018‑01‑26 SC 13D PERKINS CAPITAL MANAGEMENT INC TEAR / TearLab 4,300,655 40.1
2018‑01‑12 SC 13D/A WEXFORD CAPITAL LP NEPH / Nephros 31,234,031 56.63 3.65
2018‑01‑10 SC 13D Dst Capital Llc HART / HART 500,250 49.99
2018‑01‑08 SC 13D Miles Patrick ATEC / Alphatec Holdings 1,827,434 9.1
2018‑01‑08 SC 13D/A Discovery Group I, LLC IVTY / Invuity 838,968 4.9 -18.30
2018‑01‑04 SC 13D/A ESSIG STUART SPNE / SeaSpine Holdings 604,344 4.4 -9.11
2018‑01‑02 SC 13D Sabby Management, LLC MELA / MELA Sciences 407,201 9.99 -62.11
2018‑01‑02 SC 13D/A GAMCO INVESTORS, INC. ET AL MGCD / MGC Diagnostics 0 0.0 -100.00
2017‑12‑29 SC 13D Sand Grove Capital Management LLP ENTL / Entellus Medical 1,320,856 5.18
2017‑12‑21 SC 13D/A Horton Capital Partners, LLC REPR / Repro Med Systems 7,062,107 18.62 9.03
2017‑12‑19 SC 13D GAMCO INVESTORS, INC. ET AL MGCD / MGC Diagnostics 372,255 8.44
2017‑12‑18 SC 13D Stryker Corp ENTL / Entellus Medical 9,753,548 35.9
2017‑12‑15 SC 13D/A Discovery Group I, LLC IVTY / Invuity 1,026,850 5.9 -14.74
2017‑12‑11 SC 13D/A KKR Fund Holdings L.P. ENTL / Entellus Medical 1,405,372 5.5 0.00
2017‑12‑11 SC 13D/A SVLSF IV, LLC ENTL / Entellus Medical 1,841,919 7.2 0.00
2017‑12‑08 SC 13D/A Discovery Group I, LLC ENTL / Entellus Medical 0 0.0 -100.00
2017‑12‑04 SC 13D/A Horton Capital Partners, LLC REPR / Repro Med Systems 6,477,379 17.08 10.15
2017‑11‑20 SC 13D/A AISLING CAPITAL III LP TRXC / TransEnterix 11,490,831 5.8 11.17
2017‑11‑15 SC 13D/A Discovery Group I, LLC ENTL / Entellus Medical 1,913,978 7.5 -11.55
2017‑10‑31 SC 13D PECK JOHN JR TSOI / Therapeutic Solutions International 175,000,000 21.7 45.83
2017‑10‑24 SC 13D/A Blickenstaff Kim D TNDM / Tandem Diabetes Care 1,254,801 11.5 -65.73
2017‑10‑17 SC 13D/A KONINKLIJKE PHILIPS NV CVRS / Corindus Vascular Robotics 26,358,858 14.0 -11.23
2017‑10‑10 SC 13D/A Farhi Shmuel DRIO / DarioHealth 1,263,353 12.0