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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 1 sale; 45 institutions reported holding it in 13F filings for Q2 2026, worth $3.91M in total; no superinvestor holds it.

Q2 2023 vs. Q1 2023

How the institutions holding Werewolf Therapeutics, Inc. changed between Q1 2023 and Q2 2023.

All holders in Q2 2023All holders in Q1 2023

13F holders of HOWL: Q1 2023 compared with Q2 2023
MeasureQ1 2023Q2 2023Change
Holders3836−2
Shares24.0M24.0M+54.5K (+0.2%)
Value$62.5M$73.3M+$10.8M (+17.4%)

New holders (2)

Institutions that held Werewolf Therapeutics, Inc. at the end of Q2 2023 but not at the end of Q1 2023.

Institutions new to HOWL in Q2 2023
InstitutionSharesValue% of portfolio
Simplex Trading, LLC629$1.00K0.00%
GHP Investment Advisors, Inc.80$2090.00%

Sold out (4)

Institutions that held Werewolf Therapeutics, Inc. at the end of Q1 2023 and filed for Q2 2023 without it.

Institutions that sold out of HOWL in Q2 2023
InstitutionShares, Q1 2023Value, Q1 2023
Marshall Wace, LLP120,936$314.4K
Man Group plc–$117.3K
Bailard, Inc.18,127$47.1K
Royal Bank of Canada2$0