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)
2018‑05‑31 SC 13D/A Alta Partners VIII, L.P. AGTC / Applied Genetic Technologies 51,896 0.3 -95.46
2018‑05‑24 SC 13D/A Sofinnova Venture Partners IX, L.P. LIFE / aTyr Pharma 1,694,528 5.7 -9.25
2018‑05‑21 SC 13D/A Biotest Pharmaceuticals Corp ADMA / ADMA Biologics 10,109,534 27.53
2018‑05‑18 SC 13D/A BIOTIME INC AST / Asterias Biotherapeutics 13.0
2018‑05‑18 SC 13D/A Manchester Management Pr, Llc FENCF / Fennec Pharmaceuticals 1,833,332 8.9 0.00
2018‑05‑17 SC 13D/A Adage Capital Partners GP LLC AVXS / AveXis 0 0.0 -100.00
2018‑05‑15 SC 13D/A Lee's Pharmaceutical Holdings Ltd WINT / Windtree Therapeutics 3,122,488 78.0 -2.51
2018‑05‑14 SC 13D/A SPECTRUM PHARMACEUTICALS INC CASI / CASI Pharmaceuticals 11,547,675 13.42
2018‑05‑02 SC 13D/A Baker Brothers Advisors LP SGEN / Seattle Genetics 50,831,621 32.1 2.03
2018‑04‑20 SC 13D Adage Capital Partners GP LLC AVXS / AveXis 2,225,000 6.04
2018‑04‑13 SC 13D Lph Ii Investments Ltd WINT / Windtree Therapeutics 541,667 14.0
2018‑04‑13 SC 13D/A Warbington Timothy JLLM / Jolley Marketing 74,977,884 15.6 15.15
2018‑04‑11 SC 13D/A Puissance Cross-border Opportunities V Llc TCON / TRACON Pharmaceuticals 4,601,768 15.5 0.00
2018‑04‑06 SC 13D/A Lee's Pharmaceutical Holdings Ltd WINT / Windtree Therapeutics 3,202,818 65.0
2018‑04‑05 SC 13D Puissance Cross-border Opportunities V Llc TCON / TRACON Pharmaceuticals 4,601,768 15.5
2018‑04‑04 SC 13D/A He Wei-wu CASI / CASI Pharmaceuticals 9,305,958 10.4 49.62
2018‑04‑03 SC 13D/A New Enterprise Associates 14, L.P. TCON / TRACON Pharmaceuticals 3,568,753 19.99 29.39
2018‑04‑03 SC 13D/A BIOTIME INC AST / Asterias Biotherapeutics 13.0
2018‑04‑02 SC 13D RA Capital Management, LLC BCRX / BioCryst Pharmaceuticals 6,984,692 7.1 0.00
2018‑03‑30 SC 13D/A Broadwood Partners LP AST / Asterias Biotherapeutics 8,624,040 21.3
2018‑03‑29 SC 13D/A ORBIMED ADVISORS LLC ADAP / Adaptimmune Therapeutics 30,607,860 5.44 -17.04
2018‑03‑29 SC 13D/A Manchester Management Pr, Llc FENCF / Fennec Pharmaceuticals 1,833,332 9.6
2018‑03‑20 SC 13D/A Ho Chi Sing CASI / CASI Pharmaceuticals 9,848,370 15.1
2018‑03‑20 SC 13D/A TANG CAPITAL PARTNERS LP LJPC / La Jolla Pharmaceutical Co. 4,186,893 16.3 14.13
2018‑03‑09 SC 13D/A Children's Hospital of Philadelphia Foundation ONCE / Spark Therapeutics 3,982,859 10.7 -20.33
2018‑03‑06 SC 13D/A Baker Brothers Advisors LP IDRA / Idera Pharmaceuticals 38,956,461 18.0 109.23
2018‑03‑05 SC 13D/A CELGENE CORP /DE/ JUNO / Juno Therapeutics 99,227,867 85.4 793.21
2018‑03‑01 SC 13D/A TANG CAPITAL PARTNERS LP LJPC / La Jolla Pharmaceutical Co. 3,668,419 16.5 10.29
2018‑02‑28 SC 13D/A SCOPIA CAPITAL MANAGEMENT LP ACOR / Acorda Therapeutics 8,474,728 18.1 0.00
2018‑02‑26 SC 13D/A Frazier Healthcare VII, L.P. CDTX / Cidara Therapeutics 1,312,258 6.48 0.00
2018‑02‑23 SC 13D Care Capital III LLC AVIR / Aviragen Therapeutics 2,799,424 39.4
2018‑02‑22 SC 13D/A CELGENE CORP /DE/ JUNO / Juno Therapeutics 11,109,160 9.7 0.00
2018‑02‑21 SC 13D/A CELGENE CORP /DE/ JUNO / Juno Therapeutics 11,109,160 9.7 0.00
2018‑02‑15 SC 13D GREAT POINT PARTNERS LLC BCRX / BioCryst Pharmaceuticals 7,478,275 7.6
2018‑02‑15 SC 13D/A ORBIMED ADVISORS LLC XTNT / Xtant Medical Holdings 9,214,321 70.4 224.57
2018‑02‑14 SC 13D/A CELGENE CORP /DE/ JUNO / Juno Therapeutics 11,109,160 9.7 0.00
2018‑02‑14 SC 13D/A SOFINNOVA VENTURE PARTNERS VII L P CHRS / Coherus BioSciences 2,987,056 5.0 0.64
2018‑02‑14 SC 13D Sailing Capital Overseas Investments Fund, Lp CBMG / Cellular Biomedicine Group 1,712,920
2018‑02‑13 SC 13D/A Digirad Corp BOTA / Biota Pharmaceuticals 3,195,106 8.3 0.00
2018‑02‑13 SC 13D/A GLAXOSMITHKLINE PLC GNCA / Genocea Biosciences 2,121,668 2.6 0.00
2018‑02‑09 SC 13D/A Clarus Lifesciences I, L.P. VBIV / VBI Vaccines 2,691,042 4.22 0.00
2018‑02‑07 SC 13D/A BRATTON DOUGLAS K JUNO / Juno Therapeutics 5,433,301 4.7 -28.77
2018‑02‑05 SC 13D/A Baker Brothers Advisors LP SGEN / Seattle Genetics 49,818,661 31.7 8.37
2018‑02‑02 SC 13D/A CELGENE CORP /DE/ JUNO / Juno Therapeutics 11,109,160 9.7 0.00
2018‑01‑26 SC 13D/A ORBIMED ADVISORS LLC ADAP / Adaptimmune Therapeutics 36,896,260 6.56 31.58
2018‑01‑26 SC 13D New Enterprise Associates 16, L.p. GNCA / Genocea Biosciences 37,500,000 39.7
2018‑01‑22 SC 13D/A CELGENE CORP /DE/ JUNO / Juno Therapeutics 11,109,160 9.7
2018‑01‑18 SC 13D/A SC Fundamental Value Fund, L.P. BOTA / Biota Pharmaceuticals 1,868,143 4.83 -23.12
2018‑01‑17 SC 13D/A ORBIMED ADVISORS LLC XTNT / Xtant Medical Holdings 2,838,903 13.82 45.39
2018‑01‑16 SC 13D/A Digirad Corp BOTA / Biota Pharmaceuticals 3,195,106 8.3 0.00