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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.

Q4 2023 vs. Q3 2023

How the institutions holding Werewolf Therapeutics, Inc. changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of HOWL: Q3 2023 compared with Q4 2023
MeasureQ3 2023Q4 2023Change
Holders3541+6
Shares23.9M27.7M+3.79M (+15.9%)
Value$51.1M$106.8M+$55.7M (+109.0%)

New holders (10)

Institutions that held Werewolf Therapeutics, Inc. at the end of Q4 2023 but not at the end of Q3 2023.

Institutions new to HOWL in Q4 2023
InstitutionSharesValue% of portfolio
Two Sigma Advisers, LP177,300$684.4K0.00%
Two Sigma Investments, LP146,736$566.4K0.00%
Lighthouse Investment Partners, LLC22,472$86.7K0.01%
Citadel Advisors LLC21,522$83.1K0.00%
Virtu Financial LLC20,383$79.0K0.01%
Susquehanna International Group, LLP14,777$57.0K0.00%
Jane Street Group, LLC14,487$55.9K0.00%
Camden Capital, LLC10,000$38.6K0.00%
Baystate Wealth Management LLC300$1.16K0.00%
Group One Trading, L.P.100$3860.00%

Sold out (4)

Institutions that held Werewolf Therapeutics, Inc. at the end of Q3 2023 and filed for Q4 2023 without it.

Institutions that sold out of HOWL in Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Schonfeld Strategic Advisors LLC174,724$373.9K
Tower Research Capital LLC (TRC)2,350$5.03K
Royal Bank of Canada335$1.00K
GHP Investment Advisors, Inc.80$185