WEREWOLF THERAPEUTICS INC (HOWL): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in HOWL · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
5
13F filers
Aggregate Value
$956K
Across holders
Last Price
$0.88
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity4 increased1 reduced1 exited
Full exits: CITADEL ADVISORS LLC
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 1.79M | $644K | 67.4% | 0.0% | Added | — | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 675K | $243K | 25.4% | 0.0% | Added | +$57K | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 103K | $37K | 3.9% | 0.0% | Added | — | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 62K | $22K | 2.3% | 0.0% | Reduced | $-25K | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 27K | $10K | 1.0% | 0.0% | Added | — | Q2 2026 |
Added
Hedge Fund
$644K· 67.4% of total· 0.0% port· 1.79M sh· — QoQ· Q2 2026
Added
Hedge Fund
$243K· 25.4% of total· 0.0% port· 675K sh· +$57K QoQ· Q2 2026
Added
Hedge Fund
$37K· 3.9% of total· 0.0% port· 103K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$22K· 2.3% of total· 0.0% port· 62K sh· $-25K QoQ· Q2 2026
Added
Hedge Fund
$10K· 1.0% of total· 0.0% port· 27K sh· — QoQ· Q2 2026
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