Werewolf Therapeutics, Inc. (HOWL) Insider Trading -- Recent Executive & Director Transactions

19 insiders reported 534 Form 4 transactions for Werewolf Therapeutics, Inc. (HOWL) over the past 18 months (most recent 2026-06-22). Recent activity: Shah Rajeev M. (Insider) Sell 389,216 shares, RA Capital Healthcare Fund LP (Insider) Sell 389,216 shares, Kolchinsky Peter (Insider) Sell 389,216 shares, RA CAPITAL MANAGEMENT, L.P. (Insider) Sell 389,216 shares, Shah Rajeev M. (Insider) Sell 27,695 shares. Source: SEC Form 4.

DateInsiderTitleTypeSharesValue
2026-06-22Shah Rajeev M.InsiderSell389,216$136,226
2026-06-22RA Capital Healthcare Fund LPInsiderSell389,216$136,226
2026-06-22Kolchinsky PeterInsiderSell389,216$136,226
2026-06-22RA CAPITAL MANAGEMENT, L.P.InsiderSell389,216$136,226
2026-06-22Shah Rajeev M.InsiderSell27,695$9,693
2026-06-22Kolchinsky PeterInsiderSell27,695$9,693
2026-06-22RA CAPITAL MANAGEMENT, L.P.InsiderSell27,695$9,693
2026-06-22RA Capital Healthcare Fund LPInsiderSell27,695$9,693
2026-06-16Kolchinsky PeterInsiderSell11,322$4,529
2026-06-16RA CAPITAL MANAGEMENT, L.P.InsiderSell159,119$63,648
2026-06-16Kolchinsky PeterInsiderSell159,119$63,648
2026-06-16RA Capital Healthcare Fund LPInsiderSell159,119$63,648
2026-06-16Shah Rajeev M.InsiderSell159,119$63,648
2026-06-16Shah Rajeev M.InsiderSell11,322$4,529
2026-06-16RA CAPITAL MANAGEMENT, L.P.InsiderSell11,322$4,529
2026-06-16RA Capital Healthcare Fund LPInsiderSell11,322$4,529
2026-06-16Shah Rajeev M.InsiderSell120,216$46,884
2026-06-16Kolchinsky PeterInsiderSell120,216$46,884
2026-06-16RA CAPITAL MANAGEMENT, L.P.InsiderSell120,216$46,884
2026-06-16RA Capital Healthcare Fund LPInsiderSell120,216$46,884
2026-06-16Shah Rajeev M.InsiderSell8,554$3,336
2026-06-16Kolchinsky PeterInsiderSell8,554$3,336
2026-06-16RA CAPITAL MANAGEMENT, L.P.InsiderSell8,554$3,336
2026-06-16RA Capital Healthcare Fund LPInsiderSell8,554$3,336
2026-06-16Kolchinsky PeterInsiderSell139,686$51,684

Source: SEC Form 4 filings · as of 2026-06-22