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)
2017‑11‑21 SC 13D Lee's Pharmaceutical Holdings Ltd WINT / Windtree Therapeutics 48,908,085 74.0
2017‑11‑20 SC 13D/A Biotest AG ADMA / ADMA Biologics 18,700,694 41.27 335.35
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
2017‑11‑13 SC 13D/A Flynn James E AVXS / AveXis 1,547,386 4.84 -16.71
2017‑11‑13 SC 13D/A BLECH ISAAC GNMX / Aevi Genomic Medicine 1,692,334 2.9
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 BRATTON DOUGLAS K JUNO / Juno Therapeutics 7,628,282 6.7 -18.40
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 Baker Brothers Advisors LP IDRA / Idera Pharmaceuticals 18,619,136 9.9 77.54
2017‑10‑26 SC 13D/A Bornstein Yoseph STEM / StemCells 4,880,399 13.19 -8.01
2017‑10‑18 SC 13D/A Shoham Moshe STEM / StemCells 2,266,531 6.01 -11.12
2017‑10‑17 SC 13D Children's Hospital of Philadelphia Foundation GNMX / Aevi Genomic Medicine 18,697,233 30.08
2017‑09‑26 SC 13D/A Celgene Switzerland LLC JUNO / Juno Therapeutics 11,109,160 9.7 7.33
2017‑09‑25 SC 13D/A CELGENE CORP /DE/ XLRN / Acceleron Pharma 6,157,458 13.87 13.78
2017‑09‑25 SC 13D/A PTV SCIENCES II L P LPTN / Lpath 5,464,826 31.7 31.60
2017‑09‑18 SC 13D/A Polaris Venture Partners VI, L.P. EDIT / Editas Medicine 1,797,144 4.3 -35.75
2017‑09‑08 SC 13D/A Flynn James E AVXS / AveXis 1,857,862 5.82 -20.06
2017‑09‑06 SC 13D/A SOFINNOVA VENTURE PARTNERS VII L P CHRS / Coherus BioSciences 2,968,115 5.8 0.00
2017‑09‑05 SC 13D/A SOFINNOVA VENTURE PARTNERS VII L P CHRS / Coherus BioSciences 2,968,115 5.8 1.12
2017‑08‑31 SC 13D/A SCOPIA CAPITAL MANAGEMENT LP ACOR / Acorda Therapeutics 8,474,728 18.2 9.94
2017‑08‑22 SC 13D/A Flynn James E AVXS / AveXis 2,324,060 7.28 3.19
2017‑08‑22 SC 13D/A Flynn James E PRTO / Proteon Therapeutics 17,306,917 9.985 0.00
2017‑08‑16 SC 13D/A Novo A/S LPTN / Lpath 671,872 3.9 -37.85
2017‑08‑14 SC 13D/A Novo A/S LPTN / Lpath 1,081,072 6.3 -16.21
2017‑08‑08 SC 13D/A PESSIN NORMAN H CSBR / Champions Oncology 742,161 6.8 29.63
2017‑08‑07 SC 13D SCOPIA CAPITAL MANAGEMENT LP ACOR / Acorda Therapeutics 7,708,527 16.5 38.44
2017‑08‑04 SC 13D/A Flynn James E PRTO / Proteon Therapeutics 17,306,917 9.985 1,312.93
2017‑08‑02 SC 13D/A TVM Life Science Ventures VI LP PRTO / Proteon Therapeutics 1,943,059 11.6
2017‑07‑27 SC 13D/A Novo A/S LPTN / Lpath 1,290,193 7.5 -11.45
2017‑07‑27 SC 13D/A CPMG Inc LPTN / Lpath 1,272,349 7.8 55.58
2017‑07‑26 SC 13D/A KIRK RANDAL J HALO / Halozyme Therapeutics 17,592,771 12.4 -8.92
2017‑07‑18 SC 13D/A BRATTON DOUGLAS K JUNO / Juno Therapeutics 9,348,799 8.8 0.00
2017‑07‑17 SC 13D/A BRATTON DOUGLAS K JUNO / Juno Therapeutics 9,348,799 8.8 -46.11
2017‑06‑30 SC 13D SC Fundamental Value Fund, L.P. AVIR / Aviragen Therapeutics 1,972,632 5.1
2017‑06‑29 SC 13D Flynn James E PRTO / Proteon Therapeutics 1,224,899 6.97 0.00
2017‑06‑27 SC 13D/A Abingworth LLP PRTO / Proteon Therapeutics 2,044,536 12.2
2017‑06‑20 SC 13D/A Shoham Moshe STEM / StemCells 2,550,231 7.5 0.00
2017‑06‑20 SC 13D/A Gadot Harel STEM / StemCells 3,820,664 11.09 0.00
2017‑06‑20 SC 13D/A Bornstein Yoseph STEM / StemCells 5,305,409 15.94 0.00
2017‑06‑20 SC 13D/A Berkson Sandra STEM / StemCells 4,307,003 12.94
2017‑06‑19 SC 13D East Hill Management Company, Llc AVIR / Aviragen Therapeutics 3,396,030 8.8
2017‑06‑16 SC 13D Biotest AG ADMA / ADMA Biologics 4,295,580 25.0
2017‑06‑07 SC 13D/A Clarus Lifesciences II, L.P. NSTG / NanoString Technologies 4,156,717 16.53 0.12
2017‑06‑01 SC 13D/A Children's Hospital of Philadelphia Foundation ONCE / Spark Therapeutics 4,998,910 16.0 -14.39
2017‑05‑31 SC 13D/A Flynn James E AVXS / AveXis 2,252,128 8.1 0.69
2017‑05‑30 SC 13D/A Polaris Venture Partners VI, L.P. EDIT / Editas Medicine 2,797,144 6.8 -32.70
2017‑05‑30 SC 13D ORBIMED ADVISORS LLC XTNT / Xtant Medical Holdings 1,952,670 9.9 4.87
2017‑05‑18 SC 13D/A Warbington Timothy CELZ / Creative Medical Technology Holdings 65,114,994 61.3 0.00
2017‑05‑18 SC 13D Varana Capital, Llc FENCF / Fennec Pharmaceuticals 680,971 5.0