Werewolf Therapeutics Inc

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Werewolf Therapeutics Inc
TickerHOWL
CIK #0001785530
CUSIP95075A107
SectorLife Sciences - Pharmaceutical Preparations
Address1030 Massachusetts Avenue Suite 210, Cambridge, MA 02138
Source [EDGAR]
CIK Filing 2011 - 2024
[0001785530] 10-K
[0001785530] 10-Q
[0001785530] 3
[0001785530] 4
[0001785530] 8-K
[0001785530] D
[0001785530] SC 13D
[0001785530] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Rubric Capital Management LP Werewolf Therapeutics Inc [2023-02-10] 5.97
PFM Health Sciences LP Werewolf Therapeutics Inc [2023-01-17] 5.3
PFM Health Sciences LP Werewolf Therapeutics Inc [2022-05-02] 5.5
Longwood Fund III GP LLC Werewolf Therapeutics Inc [2021-05-14] 6.1
MPM BioVentures 2014 LP Werewolf Therapeutics Inc [2021-05-14] 10.6
Taiho Ventures LLC Werewolf Therapeutics Inc [2021-05-13] 7.51
Arkin Moshe Werewolf Therapeutics Inc [2021-05-10] 7.4
RA Capital Management LP Werewolf Therapeutics Inc [2021-05-06] 14.4
Flynn James E Werewolf Therapeutics Inc [2021-05-04] 9.27
Form 3/4/5 Filer 2011 - 2024
RA Capital Healthcare Fund LP
RA Capital Management LP
Shah Rajeev M.
Kolchinsky Peter
Werewolf Therapeutics, Inc.
Isaacs Randi
Hicklin Daniel J
Lubman Ellen
Seidel-Dugan Cynthia
Karunatilake Chulani
Leonard Reid
Trost Timothy W.
Sherman Michael A.
Evnin Luke
DiRocco Derek
Morrison Briggs
Lazarus Alon
Chatterjee Meeta
BioImpact Capital LLC
UBS Oncology Impact Fund L.P.
Gadicke Ansbert
MPM Oncology Innovations Fund GP LLC
MPM Oncology Innovations Fund LP
MPM Oncology Impact Management GP LLC
Oncology Impact Fund (Cayman) Management L.P.
MPM BioVentures 2014 LLC
MPM BioVentures 2014, L.P.
MPM BioVentures 2014 GP LLC
MPM BioVentures 2014 (B), L.P.
MPM Asset Management Investors BV2014 LLC
Foley Todd
HBM Healthcare Investments (Cayman) Ltd.
UPMC
Arkin Bio Ventures 2 L.P.
Arkin Bio Ventures GPGP Ltd.
Arkin Moshe
Asanuma Sakae
Longwood Fund III GP, LLC
Longwood Fund III, L.P.
Sphera Global Healthcare Management LP
Sphera Funds Management Ltd
Sphera Global Healthcare GP Ltd.
Flynn James E
Deerfield Mgmt L.P.
Deerfield Management Company LP Series C
Deerfield Partners LP
Taiho Ventures LLC
Form 13F Holdings
Firm Period DFND Voting Shares
RA Capital Management LP [2023-03-31] SOLE 0.0 6,144,881.0
MPM Asset Management LLC [2023-03-31] SOLE 4,284,172.0 4,284,172.0
Bioimpact Capital LLC [2023-03-31] SOLE 2,388,011.0 2,388,011.0
PFM Health Sciences LP [2023-03-31] DFND 0.0 2,217,220.0
Rubric Capital Management LP [2023-03-31] SOLE 1,935,357.0 1,935,357.0
Bank of America Corp /DE/ [2023-03-31] DFND 0.0 1,531,463.0
Millennium Management LLC [2023-03-31] SOLE 1,097,348.0 1,097,348.0
Adage Capital Partners GP LLC [2023-03-31] SOLE 1,000,597.0 1,000,597.0
Sphera Funds Management Ltd [2023-03-31] DFND 626,810.0 626,810.0
DC Funds, LP [2023-03-31] SOLE 589,102.0 589,102.0
Laurion Capital Management LP [2023-03-31] SOLE 522,900.0 522,900.0
Vanguard Group Inc [2023-03-31] SOLE 0.0 460,925.0
Alyeska Investment Group LP [2023-03-31] SOLE 397,808.0 397,808.0
Geode Capital Management LLC [2023-03-31] DFND 129,832.0 129,832.0
Marshall Wace LLP [2023-03-31] OTR 0.0 120,936.0
Bridgeway Capital Management LLC [2023-03-31] SOLE 81,711.0 81,711.0
Acadian Asset Management LLC [2023-03-31] DFND 78,671.0 78,671.0
Schonfeld Strategic Advisors LLC [2023-03-31] SOLE 73,418.0 73,418.0
HBK Sorce Advisory LLC [2023-03-31] SOLE 0.0 52,908.0
State Street Corp [2023-03-31] DFND 50,768.0 50,768.0
Edgewood Management LLC [2023-03-31] SOLE 50,000.0 50,000.0
Man Group plc [2023-03-31] DFND 45,132.0 45,132.0
BlackRock Inc. [2023-03-31] SOLE 38,994.0 38,994.0
Renaissance Technologies LLC [2023-03-31] SOLE 34,100.0 34,100.0
Two Sigma Investments LP [2023-03-31] SOLE 25,837.0 25,837.0
Northern Trust Corp [2023-03-31] DFND 0.0 19,906.0
Prudential Financial Inc [2023-03-31] DFND 9,900.0 19,800.0
Bailard Inc [2023-03-31] SOLE 18,127.0 18,127.0
Dimensional Fund Advisors LP [2023-03-31] DFND 0.0 7,264.0
Dimensional Fund Advisors LP [2023-03-31] SOLE 6,062.0 6,062.0
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