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)
2017‑11‑22 SC 13D/A TANG CAPITAL PARTNERS LP CYCC / Cyclacel Pharmaceuticals 336,747 2.8 -39.86
2017‑11‑21 SC 13D/A Can-Fite BioPharma Ltd. OPLI / OphthaliX 8,563,254 8.2 0.00
2017‑11‑21 SC 13D Lee's Pharmaceutical Holdings Ltd WINT / Windtree Therapeutics 48,908,085 74.0
2017‑11‑21 SC 13D/A Champion River Ventures Ltd CDXC / ChromaDex 6,500,937 12.68
2017‑11‑21 SC 13D/A Pioneer Step Holdings Ltd CDXC / ChromaDex 4,333,960 8.1 12.68
2017‑11‑20 SC 13D/A Baker Brothers Advisors LP MRTX / Mirati Therapeutics 2,712,984 9.99 6.41
2017‑11‑20 SC 13D/A ORBIMED ADVISORS LLC LOXO / Loxo Oncology 1,458,000 4.87 -15.62
2017‑11‑20 SC 13D/A Biotest AG ADMA / ADMA Biologics 18,700,694 41.27 335.35
2017‑11‑20 SC 13D/A Boxer Capital, LLC MRTX / Mirati Therapeutics 4,785,170 16.9 13.36
2017‑11‑16 SC 13D/A VIVO VENTURES VII, LLC ACRS / Aclaris Therapeutics 1,700,298 5.5 -29.20
2017‑11‑16 SC 13D/A Aisling Capital II LP ADMA / ADMA Biologics 3,608,171 8.0 0.00
2017‑11‑15 SC 13D/A BIOTIME INC AST / Asterias Biotherapeutics 40.16
2017‑11‑15 SC 13D/A venBio Select Advisor LLC IMMU / Immunomedics 16,939,461 11.16 61.51
2017‑11‑15 SC 13D/A BIOTIME INC OCX / OncoCyte 13.0
2017‑11‑15 SC 13D/A RA CAPITAL MANAGEMENT, LLC WVE / WAVE Life Sciences 7,512,049 27.0 5.97
2017‑11‑13 SC 13D Mallinckrodt Plc OCRX / Ocera Therapeutics 3,363,536 12.7
2017‑11‑13 SC 13D Vatera Holdings Llc CEMP / Cempra 6,729,459 30.7
2017‑11‑13 SC 13D/A Flynn James E AVXS / AveXis 1,547,386 4.84 -16.71
2017‑11‑13 SC 13D/A Elliott Associates, L.P. CRMD / CorMedix 4,744,036 6.8 20.04
2017‑11‑13 SC 13D/A KIRK RANDAL J OGEN / Oragenics
2017‑11‑13 SC 13D/A BLECH ISAAC GNMX / Aevi Genomic Medicine 1,692,334 2.9
2017‑11‑09 SC 13D/A Drexler Ryan Charles MSLP / MusclePharm 18,417,740 59.8 69.33
2017‑11‑09 SC 13D/A SC Fundamental Value Fund, L.P. AVIR / Aviragen Therapeutics 2,429,864 6.29 23.18
2017‑11‑08 SC 13D/A ORBIMED ADVISORS LLC NTLA / Intellia Therapeutics 2,537,684 5.99 -4.68
2017‑11‑08 SC 13D/A BRATTON DOUGLAS K JUNO / Juno Therapeutics 7,628,282 6.7 -18.40
2017‑11‑07 SC 13D/A Bay City Capital Fund V, L.P. SNSS / Sunesis Pharmaceuticals 1,828,968 5.3 -75.20
2017‑11‑07 SC 13D/A Pioneer Step Holdings Ltd CDXC / ChromaDex 3,846,155 8.0 0.00
2017‑11‑07 SC 13D/A Champion River Ventures Ltd CDXC / ChromaDex 5,769,230 12.0 0.00
2017‑11‑01 SC 13D/A WYNNEFIELD PARTNERS SMALL CAP VALUE LP I MSLP / MusclePharm 1,636,305 10.7 0.31
2017‑11‑01 SC 13D/A Vivo Ventures VI, LLC CLDN / Celladon 1,787,091 17.5 11.72
2017‑10‑30 SC 13D/A Javelin Venture Partners GP, LLC RTTR / Ritter Pharmaceuticals 12,799,261 23.3 357.24
2017‑10‑30 SC 13D/A ALAFI CAPITAL CO LLC ITCI / Intra-Cellular Therapies 5,280,864 9.7 11.36
2017‑10‑30 SC 13D/A Baker Brothers Advisors LP IDRA / Idera Pharmaceuticals 18,619,136 9.9 77.54
2017‑10‑30 SC 13D/A COLUMN GROUP L P IMDZ / Immune Design 6,683,162 67.41
2017‑10‑30 SC 13D/A Galen Partners V, L.l.c. QTNT / Quotient 7,349,629 16.0
2017‑10‑27 SC 13D/A Amerop Holdings, Inc. MSLP / MusclePharm
2017‑10‑27 SC 13D/A STAFFORD JOHN S III PPHM / Peregrine Pharmaceuticals 3,310,652 7.3 0.00
2017‑10‑27 SC 13D/A STAFFORD JOHN S III PPHMP / Peregrine Pharmaceuticals, 10.50% Ser E Cumulative Convertible Preferred Stock 115,299 7.0 0.00
2017‑10‑26 SC 13D/A Bornstein Yoseph STEM / StemCells 4,880,399 13.19 -8.01
2017‑10‑26 SC 13D/A RPC Pharma Ltd AKTX / Akari Therapeutics 782,345,600 51.3 8.31
2017‑10‑26 SC 13D/A Adage Capital Partners GP LLC ITEK / Inotek Pharmaceuticals 1,876,298 6.89 25.09
2017‑10‑20 SC 13D/A DUGGAN ROBERT W AKAO / Achaogen 3,074,717 7.3 51.03
2017‑10‑20 SC 13D/A Ross Jack SNYR / Synergy CHC 57,111,443 63.3 43.77
2017‑10‑20 SC 13D Longwood Fund II, L.P. CBYL / Carbylan Therapeutics 934,484 8.7
2017‑10‑20 SC 13D/A VIVO VENTURES VII, LLC ACRS / Aclaris Therapeutics 2,401,398 8.0 -15.99
2017‑10‑19 SC 13D/A Hodges Philip PIP / PharmAthene 583,691 3.7 -55.77
2017‑10‑18 SC 13D/A Shoham Moshe STEM / StemCells 2,266,531 6.01 -11.12
2017‑10‑17 SC 13D Amerop Holdings, Inc. MSLP / MusclePharm 2,211,781 15.3 3.51
2017‑10‑17 SC 13D/A STAFFORD JOHN S III PPHM / Peregrine Pharmaceuticals 3,310,652 7.3 0.00
2017‑10‑17 SC 13D/A STAFFORD JOHN S III PPHMP / Peregrine Pharmaceuticals, 10.50% Ser E Cumulative Convertible Preferred Stock 115,299 7.0 0.00