WEREWOLF THERAPEUTICS INC (HOWL) Stock Ownership

NASDAQ:HOWL • US95075A1079

Current stock price

0.8326 USD
+0.03 (+4.07%)
At close:
0.8326 USD
0 (0%)
After Hours:

HOWL Ownership information

HOWL Ownership Chart.HOWL Ownership Chart: showing Insider, Institutional ownership and shares available to the public.HOWL Ownership.InsiderInstitutionalPublic



Shares Outstanding48.54M
Float45.81M
Float Short Interest Percentage3.06%
Owners (insider)1.39%
Owners (institutional)41.15%
Owners (insider) change0%
Owners (institutional) change-4.65%
HOWL Institutional Ownership HistoryHOWL Institutional Ownership HistoryHOWL Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 10M 20M 30M
HOWL Historical Insider Transactions ChartHOWL Historical Insider Buy and Sell Transactions ChartHOWL Historical Insider Transactions Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 0 -5M -10M
DateNameTypeSharesPriceAmount
Jan 16, 2026EVNIN LUKEOpen Market Sale387820.54$ 20,942.28
Jan 13, 2026EVNIN LUKEOpen Market Sale1112270.56$ 61,787.17
Jan 8, 2026EVNIN LUKEOpen Market Sale913740.59$ 53,533.26
Jan 5, 2026EVNIN LUKEOpen Market Sale710540.65$ 45,882.17
Dec 30, 2025EVNIN LUKEOpen Market Sale783770.62$ 48,430.95
Dec 23, 2025EVNIN LUKEOpen Market Sale2319760.62$ 144,298.96
Dec 15, 2025EVNIN LUKEOpen Market Sale481711.08$ 51,950.82
Dec 10, 2025EVNIN LUKEOpen Market Sale829711.07$ 88,586.51
Dec 5, 2025EVNIN LUKEOpen Market Sale951791.00$ 94,787.25
Dec 2, 2025GADICKE ANSBERTOpen Market Sale1997320.92$ 183,275.38
Dec 2, 2025MPM ONCOLOGY INNOVATIONS FUND LPOpen Market Sale1997320.92$ 183,275.38
Dec 2, 2025UBS Oncology Impact Fund L.P.Open Market Sale1997320.92$ 183,275.38
Dec 2, 2025Oncology Impact Fund (Cayman) Management L.P.Open Market Sale1997320.92$ 183,275.38
Dec 2, 2025MPM Oncology Impact Management LPOpen Market Sale1997320.92$ 183,275.38
Dec 2, 2025MPM Oncology Innovations Fund GP LLCOpen Market Sale1997320.92$ 183,275.38
Dec 2, 2025MPM ASSET MANAGEMENT LLCOpen Market Sale1997320.92$ 183,275.38
Dec 2, 2025EVNIN LUKEOpen Market Sale1281850.92$ 117,623.41
Dec 2, 2025MPM BioVentures 2014, L.P.Open Market Sale1997320.92$ 183,275.38
Dec 2, 2025MPM BioVentures 2014 (B), L.P.Open Market Sale1997320.92$ 183,275.38
Dec 2, 2025MPM BioVentures 2014 LLCOpen Market Sale1997320.92$ 183,275.38
Dec 2, 2025MPM BioVentures 2014 GP LLCOpen Market Sale1997320.92$ 183,275.38
Dec 2, 2025MPM Asset Management Investors BV2014 LLCOpen Market Sale1997320.92$ 183,275.38
Nov 26, 2025EVNIN LUKEOpen Market Sale910880.96$ 87,832.54
Nov 26, 2025MPM BioVentures 2014, L.P.Open Market Sale1419270.96$ 136,854.55
Nov 26, 2025MPM BioVentures 2014 (B), L.P.Open Market Sale1419270.96$ 136,854.55
Nov 26, 2025MPM BioVentures 2014 LLCOpen Market Sale1419270.96$ 136,854.55
Nov 26, 2025MPM BioVentures 2014 GP LLCOpen Market Sale1419270.96$ 136,854.55
Nov 26, 2025MPM Asset Management Investors BV2014 LLCOpen Market Sale1419270.96$ 136,854.55
Nov 26, 2025GADICKE ANSBERTOpen Market Sale1419270.96$ 136,854.55
Nov 26, 2025MPM ONCOLOGY INNOVATIONS FUND LPOpen Market Sale1419270.96$ 136,854.55
Nov 26, 2025UBS Oncology Impact Fund L.P.Open Market Sale1419270.96$ 136,854.55
Nov 26, 2025Oncology Impact Fund (Cayman) Management L.P.Open Market Sale1419270.96$ 136,854.55
Nov 26, 2025MPM Oncology Impact Management LPOpen Market Sale1419270.96$ 136,854.55
Nov 26, 2025MPM Oncology Innovations Fund GP LLCOpen Market Sale1419270.96$ 136,854.55
Nov 26, 2025MPM ASSET MANAGEMENT LLCOpen Market Sale1419270.96$ 136,854.55
Nov 21, 2025MPM ASSET MANAGEMENT LLCOpen Market Sale1956660.92$ 179,551.05
Nov 21, 2025EVNIN LUKEOpen Market Sale1255760.92$ 115,233.61
Nov 21, 2025MPM BioVentures 2014, L.P.Open Market Sale1956660.92$ 179,551.05
Nov 21, 2025MPM BioVentures 2014 (B), L.P.Open Market Sale1956660.92$ 179,551.05
Nov 21, 2025MPM BioVentures 2014 LLCOpen Market Sale1956660.92$ 179,551.05
Nov 21, 2025MPM BioVentures 2014 GP LLCOpen Market Sale1956660.92$ 179,551.05
Nov 21, 2025MPM Asset Management Investors BV2014 LLCOpen Market Sale1956660.92$ 179,551.05
Nov 21, 2025GADICKE ANSBERTOpen Market Sale1956660.92$ 179,551.05
Nov 21, 2025MPM ONCOLOGY INNOVATIONS FUND LPOpen Market Sale1956660.92$ 179,551.05
Nov 21, 2025UBS Oncology Impact Fund L.P.Open Market Sale1956660.92$ 179,551.05
Nov 21, 2025Oncology Impact Fund (Cayman) Management L.P.Open Market Sale1956660.92$ 179,551.05
Nov 21, 2025MPM Oncology Impact Management LPOpen Market Sale1956660.92$ 179,551.05
Nov 21, 2025MPM Oncology Innovations Fund GP LLCOpen Market Sale1956660.92$ 179,551.05
Nov 18, 2025MPM BioVentures 2014, L.P.Open Market Sale1601030.92$ 147,912.95
Nov 18, 2025MPM BioVentures 2014 (B), L.P.Open Market Sale1601030.92$ 147,912.95
Nov 18, 2025MPM BioVentures 2014 LLCOpen Market Sale1601030.92$ 147,912.95
Nov 18, 2025MPM BioVentures 2014 GP LLCOpen Market Sale1601030.92$ 147,912.95
Nov 18, 2025MPM Asset Management Investors BV2014 LLCOpen Market Sale1601030.92$ 147,912.95
Nov 18, 2025EVNIN LUKEOpen Market Sale1027530.92$ 94,929.51
Nov 18, 2025GADICKE ANSBERTOpen Market Sale1601030.92$ 147,912.95
Nov 18, 2025MPM ONCOLOGY INNOVATIONS FUND LPOpen Market Sale1601030.92$ 147,912.95
Nov 18, 2025UBS Oncology Impact Fund L.P.Open Market Sale1601030.92$ 147,912.95
Nov 18, 2025Oncology Impact Fund (Cayman) Management L.P.Open Market Sale1601030.92$ 147,912.95
Nov 18, 2025MPM Oncology Impact Management LPOpen Market Sale1601030.92$ 147,912.95
Nov 18, 2025MPM Oncology Innovations Fund GP LLCOpen Market Sale1601030.92$ 147,912.95
Nov 18, 2025MPM ASSET MANAGEMENT LLCOpen Market Sale1601030.92$ 147,912.95
Nov 13, 2025GADICKE ANSBERTOpen Market Sale2096520.96$ 200,665.13
Nov 13, 2025MPM ONCOLOGY INNOVATIONS FUND LPOpen Market Sale2096520.96$ 200,665.13
Nov 13, 2025UBS Oncology Impact Fund L.P.Open Market Sale2096520.96$ 200,665.13
Nov 13, 2025Oncology Impact Fund (Cayman) Management L.P.Open Market Sale2096520.96$ 200,665.13
Nov 13, 2025MPM Oncology Impact Management LPOpen Market Sale2096520.96$ 200,665.13
Nov 13, 2025MPM Oncology Innovations Fund GP LLCOpen Market Sale2096520.96$ 200,665.13
Nov 13, 2025MPM ASSET MANAGEMENT LLCOpen Market Sale2096520.96$ 200,665.13
Nov 13, 2025EVNIN LUKEOpen Market Sale1345530.96$ 128,785.31
Nov 13, 2025MPM BioVentures 2014, L.P.Open Market Sale2096520.96$ 200,665.13
Nov 13, 2025MPM BioVentures 2014 (B), L.P.Open Market Sale2096520.96$ 200,665.13
Nov 13, 2025MPM BioVentures 2014 LLCOpen Market Sale2096520.96$ 200,665.13
Nov 13, 2025MPM BioVentures 2014 GP LLCOpen Market Sale2096520.96$ 200,665.13
Nov 13, 2025MPM Asset Management Investors BV2014 LLCOpen Market Sale2096520.96$ 200,665.13
Nov 7, 2025MPM BioVentures 2014, L.P.Open Market Sale2135291.13$ 241,278.01
Nov 7, 2025MPM BioVentures 2014 (B), L.P.Open Market Sale2135291.13$ 241,278.01
Nov 7, 2025MPM BioVentures 2014 LLCOpen Market Sale2135291.13$ 241,278.01
Nov 7, 2025MPM BioVentures 2014 GP LLCOpen Market Sale2135291.13$ 241,278.01
Nov 7, 2025MPM Asset Management Investors BV2014 LLCOpen Market Sale2135291.13$ 241,278.01
Nov 7, 2025GADICKE ANSBERTOpen Market Sale2135291.13$ 241,278.01
Nov 7, 2025MPM ONCOLOGY INNOVATIONS FUND LPOpen Market Sale2135291.13$ 241,278.01
Nov 7, 2025UBS Oncology Impact Fund L.P.Open Market Sale2135291.13$ 241,278.01
Nov 7, 2025Oncology Impact Fund (Cayman) Management L.P.Open Market Sale2135291.13$ 241,278.01
Nov 7, 2025MPM Oncology Impact Management LPOpen Market Sale2135291.13$ 241,278.01
Nov 7, 2025MPM Oncology Innovations Fund GP LLCOpen Market Sale2135291.13$ 241,278.01
Nov 7, 2025MPM ASSET MANAGEMENT LLCOpen Market Sale2135291.13$ 241,278.01
Nov 7, 2025EVNIN LUKEOpen Market Sale1370411.13$ 154,850.07
Nov 4, 2025MPM BioVentures 2014, L.P.Open Market Sale2428901.22$ 295,781.28
Nov 4, 2025MPM BioVentures 2014 (B), L.P.Open Market Sale2428901.22$ 295,781.28
Nov 4, 2025MPM BioVentures 2014 LLCOpen Market Sale2428901.22$ 295,781.28
Nov 4, 2025MPM BioVentures 2014 GP LLCOpen Market Sale2428901.22$ 295,781.28
Nov 4, 2025MPM Asset Management Investors BV2014 LLCOpen Market Sale2428901.22$ 295,781.28
Nov 4, 2025GADICKE ANSBERTOpen Market Sale2428901.22$ 295,781.28
Nov 4, 2025MPM ONCOLOGY INNOVATIONS FUND LPOpen Market Sale2428901.22$ 295,781.28
Nov 4, 2025UBS Oncology Impact Fund L.P.Open Market Sale2428901.22$ 295,781.28
Nov 4, 2025Oncology Impact Fund (Cayman) Management L.P.Open Market Sale2428901.22$ 295,781.28
Nov 4, 2025MPM Oncology Impact Management LPOpen Market Sale2428901.22$ 295,781.28
Nov 4, 2025MPM Oncology Innovations Fund GP LLCOpen Market Sale2428901.22$ 295,781.28
Nov 4, 2025MPM ASSET MANAGEMENT LLCOpen Market Sale2428901.22$ 295,781.28
Nov 4, 2025EVNIN LUKEOpen Market Sale1558851.22$ 189,830.23
Oct 30, 2025MPM BioVentures 2014, L.P.Open Market Sale2950431.33$ 391,636.07
Oct 30, 2025MPM BioVentures 2014 (B), L.P.Open Market Sale2950431.33$ 391,636.07
Oct 30, 2025MPM BioVentures 2014 LLCOpen Market Sale2950431.33$ 391,636.07
Oct 30, 2025MPM BioVentures 2014 GP LLCOpen Market Sale2950431.33$ 391,636.07
Oct 30, 2025MPM Asset Management Investors BV2014 LLCOpen Market Sale2950431.33$ 391,636.07
Oct 30, 2025GADICKE ANSBERTOpen Market Sale2950431.33$ 391,636.07
Oct 30, 2025MPM ONCOLOGY INNOVATIONS FUND LPOpen Market Sale2950431.33$ 391,636.07
Oct 30, 2025UBS Oncology Impact Fund L.P.Open Market Sale2950431.33$ 391,636.07
Oct 30, 2025Oncology Impact Fund (Cayman) Management L.P.Open Market Sale2950431.33$ 391,636.07
Oct 30, 2025MPM Oncology Impact Management LPOpen Market Sale2950431.33$ 391,636.07
Oct 30, 2025MPM Oncology Innovations Fund GP LLCOpen Market Sale2950431.33$ 391,636.07
Oct 30, 2025MPM ASSET MANAGEMENT LLCOpen Market Sale2950431.33$ 391,636.07
Oct 30, 2025EVNIN LUKEOpen Market Sale1893561.33$ 251,348.62
Oct 27, 2025EVNIN LUKEOpen Market Sale1771451.62$ 286,497.06
Oct 27, 2025MPM BioVentures 2014, L.P.Open Market Sale2760171.62$ 446,403.00
Oct 27, 2025MPM BioVentures 2014 (B), L.P.Open Market Sale2760171.62$ 446,403.00
Oct 27, 2025MPM BioVentures 2014 LLCOpen Market Sale2760171.62$ 446,403.00
Oct 27, 2025MPM BioVentures 2014 GP LLCOpen Market Sale2760171.62$ 446,403.00
Oct 27, 2025MPM Asset Management Investors BV2014 LLCOpen Market Sale2760171.62$ 446,403.00
Oct 27, 2025GADICKE ANSBERTOpen Market Sale2760171.62$ 446,403.00
Oct 27, 2025MPM ONCOLOGY INNOVATIONS FUND LPOpen Market Sale2760171.62$ 446,403.00
Oct 27, 2025UBS Oncology Impact Fund L.P.Open Market Sale2760171.62$ 446,403.00
Oct 27, 2025Oncology Impact Fund (Cayman) Management L.P.Open Market Sale2760171.62$ 446,403.00
Oct 27, 2025MPM Oncology Impact Management LPOpen Market Sale2760171.62$ 446,403.00
Oct 27, 2025MPM Oncology Innovations Fund GP LLCOpen Market Sale2760171.62$ 446,403.00
Oct 27, 2025MPM ASSET MANAGEMENT LLCOpen Market Sale2760171.62$ 446,403.00
May 12, 2025RA CAPITAL MANAGEMENT, LLCOpen Market Purchase5364260.91$ 487,187.92
May 12, 2025RA Capital Healthcare Fund LPOpen Market Purchase5364260.91$ 487,187.92
May 12, 2025RA Capital Nexus Fund II, L.P.Open Market Purchase5364260.91$ 487,187.92
May 12, 2025Kolchinsky PeterOpen Market Purchase5364260.91$ 487,187.92
May 12, 2025Shah Rajeev M.Open Market Purchase5364260.91$ 487,187.92