EVNIN LUKE 4
4 · Werewolf Therapeutics, Inc. · Filed Jul 8, 2026
Research Summary
AI-generated summary of this filing
Werewolf Therapeutics (HOWL) Director Luke Evnin Sells Shares
What Happened
- Luke Evnin, a director of Werewolf Therapeutics (HOWL), reported sales of 143,199 common shares in two open‑market/ private sale transactions under a Rule 10b5‑1 plan. On 2026-07-06 he disposed of 35,770 shares at a weighted average price of $0.32 for ~$11,446, and on 2026-07-07 he disposed of 107,429 shares at a weighted average price of $0.31 for ~$33,303. Total proceeds were about $44,749. These sales were effected through affiliated investment vehicles rather than direct personal sales.
Key Details
- Transaction dates: July 6, 2026 (35,770 shares, WAP $0.32) and July 7, 2026 (107,429 shares, WAP $0.31).
- Price ranges reported: 7/6 sales at $0.3128–$0.3388; 7/7 sales at $0.295–$0.3342. Reported column prices are weighted averages; per‑price detail is available on request.
- Total shares sold: 143,199; approximate total proceeds: $44,749.
- Holdings after transactions: the filing indicates no shares remain held by the listed affiliated entities (i.e., no remaining shares held by AM LLC, BV 2014, BV 2014(B), AM BV2014, or MPM OIF).
- Footnotes: Sales were made pursuant to a Rule 10b5‑1 plan established March 26, 2026. Evnin is a member/manager of the selling entities and disclaims beneficial ownership except to the extent of his pecuniary interest.
- Filing timeliness: Form 4 was filed July 8, 2026 reporting transactions on July 6–7; the filing shows no indication of a late report.
Context
- These are sales (not purchases), commonly interpreted as liquidity or portfolio management rather than a bullish signal. The trades were executed through affiliated funds and under a prearranged 10b5‑1 plan, which often governs timing and amounts of sales to avoid timing based on material nonpublic information.
Insider Transaction Report
Form 4
EVNIN LUKE
Director
Transactions
- Sale
Common Stock
[F1][F2][F3][F4][F5]2026-07-06$0.32/sh−35,770$11,446→ 107,429 total(indirect: See Footnotes) - Sale
Common Stock
[F1][F6][F7][F4][F8]2026-07-07$0.31/sh−107,429$33,303→ 0 total(indirect: See Footnotes)
Footnotes (8)
- [F1]Transaction effected pursuant to a plan established pursuant to Rule 10b5-1 dated March 26, 2026.
- [F2]The shares were sold as follows: 3,832 by MPM Asset Management LLC ("AM LLC"), 24,197 by MPM BioVentures 2014, L.P. ("BV 2014"), 1,614 by MPM BIoVentures 2014(B), L.P. ("BV 2014(B)"), 833 by MPM Asset Management Investors BV2014 LLC ("AM BV2014") and 5,294 by MPM Oncology Innovations Fund, L.P. ("MPM OIF").
- [F3]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $0.3128 to $0.3388 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- [F4]MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV LLC is the manager of AM BV2014. MPM Oncology Innovations Fund GP LLC ("MPM OIF GP") is the general partner of MPM OIF. Luke Evnin is a member of AM LLC, a Managing Director of BV LLC and a manager of MPM OIF GP. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.
- [F5]The shares are held as follows: 11,509 by AM LLC, 72,676 by BV 2014, 4,845 by BV 2014(B), 2,499 by AM BV2014 and 15,900 by MPM OIF.
- [F6]The shares were sold as follows: 11,509 by AM LLC, 72,676 by BV 2014, 4,845 by BV 2014(B), 2,499 by AM BV2014 and 15,900 by MPM OIF.
- [F7]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $0.295 to $0.3342 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- [F8]No shares held by AM LLC, BV 2014, BV 2014(B), AM BV2014 and MPM OIF.
Signature
/s/ Luke Evnin|2026-07-08