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Werewolf Therapeutics, Inc.

HOWL
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001785530

In the last 90 days, Werewolf Therapeutics, Inc. insiders filed 0 open-market purchases and 2 sales; 45 institutions reported holding it in 13F filings for Q2 2026, worth $3.91M in total; no superinvestor holds it.

Key figures

Insider buysOpen market, last 90 days
0
Insider sellsLast 90 days, $91.9K in total
2
13F holdersQ2 2026, −3 vs. previous quarter
45
13F valueReported value at the end of Q2 2026
$3.91M
Superinvestors holdingAt the end of Q2 2026
0

Price chart

Superinvestors holding HOWL, Q2 2026

Go to the superinvestors tab

No superinvestor reported holding HOWL at the end of Q2 2026.

Latest insider trades

Open-market purchases and sales by Werewolf Therapeutics, Inc. insiders from Form 4, newest first.

See all insider trades
Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jul 8, 2026 (view filing)5:34 PM ETJul 6-72 daysEvnin LukeDirectorSSale−143.2K$0.3125−$44.7K−100.0%0 after2 lots10b5-1
Jun 29, 2026 (view filing)7:07 PM ETJun 29Same dayEvnin LukeDirectorSSale−157.1K$0.30−$47.1K−52.3%143.2K after10b5-1
Jun 22, 2026 (view filing)6:59 PM ETJun 175 daysRA Capital Healthcare Fund LP and 3 others10% OwnerSSale−416.9K$0.35−$145.9K−57.9%303.7K after2 lots
Jun 16, 2026 (view filing)6:01 PM ETJun 12-164 daysRA Capital Healthcare Fund LP and 3 others10% OwnerSSale−448.8K$0.3871−$173.8K−57.5%331.4K after6 lots
Jun 11, 2026 (view filing)8:13 PM ETJun 9-112 daysRA Capital Healthcare Fund LP and 3 others10% OwnerSSale−678.2K$0.3739−$253.6K−65.2%361.2K after6 lots
Jun 10, 2026 (view filing)5:20 PM ETJun 91 dayEvnin LukeDirectorSSale−76.9K$0.37−$28.5K−20.4%300.3K after10b5-1
Jun 8, 2026 (view filing)6:13 PM ETJun 4-84 daysEvnin LukeDirectorSSale−105.6K$0.4076−$43.0K−21.9%377.2K after3 lots10b5-1
Jun 3, 2026 (view filing)6:42 PM ETJun 1-32 daysEvnin LukeDirectorSSale−139.8K$0.4551−$63.6K−22.5%482.8K after3 lots10b5-1
May 29, 2026 (view filing)6:51 PM ETMay 27-292 daysEvnin LukeDirectorSSale−141.1K$0.4692−$66.2K−18.5%622.6K after3 lots10b5-1
May 26, 2026 (view filing)6:18 PM ETMay 21-265 daysEvnin LukeDirectorSSale−191.8K$0.4514−$86.6K−20.1%763.7K after3 lots10b5-1

Top 10 13F holders, Q2 2026

The largest institutional positions in Werewolf Therapeutics, Inc. at the end of Q2 2026; share changes are against Q1 2026.

See all 45 holders
Institutions holding HOWL in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Ra Capital Management, L.P.2,387,744$859.3K0.01%−4,293,563−64.3%Reduced
Balyasny Asset Management LLC1,790,089$644.3K0.00%+1,790,089New
Vanguard Capital Management LLC1,217,976$438.5K0.00%00.0%Unchanged
Renaissance Technologies LLC674,632$242.8K0.00%+158,414+30.7%Added
Lynx1 Capital Management LP657,786$236.7K0.03%00.0%Unchanged
Sphera Funds Management Ltd.626,810$225.6K0.03%00.0%Unchanged
DC Funds, LP589,102$212.0K16.92%00.0%Unchanged
Verdad Advisers, LP348,709$125.5K0.12%+318,949+1,071.7%Added
Geode Capital Management, LLC335,815$120.9K0.00%−53,672−13.8%Reduced
Bank of America Corp311,502$111.8K0.00%+46,919+17.7%Added