HOWL

WEREWOLF THERAPEUTICS INC
USCUSIP 95075A107
Institutional Owners
18
+1 QoQ
13F Value Held
$7.0M
Insider Net · 180d
-$64K
0↑ 1↓
Recent Filings
1
Smart-money sentimentBearish
BearishBullish
13F funds (latest Q)5 adding · 7 trimming
Insider net (180d)−$64K
Price history not yet available for HOWL.

Top institutional holders

18 13F filers
#FundPosition valueSharesLast moveAs of
1RA CAPITAL MANAGEMENT, L.P.
$5.6M
6.68MHeldQ1 2026
2VANGUARD CAPITAL MANAGEMENT LLC
$1.0M
1.22MNewQ1 2026
3VANGUARD FIDUCIARY TRUST CO
$131K
157.7KNewQ1 2026
4STATE STREET CORP
$99K
119.2KHeldQ1 2026
5Alyeska Investment Group, L.P.
$72K
86.6KReducedQ1 2026
6BRIDGEWAY CAPITAL MANAGEMENT, LLC
$64K
77.0KHeldQ1 2026
7Larson Financial Group LLC
$11K
13.1KHeldQ1 2026
8Point72 Asset Management, L.P.
$9K
14.5KNewQ4 2025
9HBK Sorce Advisory LLC
$9K
13.2KHeldQ1 2026
10CITADEL ADVISORS LLC
$9K
10.4KNewQ1 2026
11GROUP ONE TRADING LLC
$2K
1.9KHeldQ1 2026
12SBI Securities Co., Ltd.
$67
80AddedQ1 2026
13Arax Advisory Partners
$32
12ReducedQ1 2026

Fund activity — latest quarter

Opened (NEW)
4
funds
Added
1
funds
Reduced
2
funds
Exited
5
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$64K
1 insiders
Net
-$64K
3 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jun 3, 2026EVNIN LUKEDirectorSell (S)29.7K$12K
Jun 2, 2026EVNIN LUKEDirectorSell (S)29.6K$13K
Jun 1, 2026EVNIN LUKEDirectorSell (S)80.5K$38K

Institutional ownership over time

16 funds+15 since Q2 2022
0816Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $7M

Funds that own HOWL also own

CompanyCo-held byCombined value
Microsoft CorpMSFT14 funds$117.0B
Amazon Com IncAMZN14 funds$85.4B
Alphabet AGOOGL14 funds$67.3B
Broadcom LtdAVGO14 funds$61.3B
Meta Platforms Inc AMETA14 funds$53.1B
JPMorgan Chase & CoJPM14 funds$37.9B
Johnson & JohnsonJNJ14 funds$33.8B
Eli Lilly & CoLLY14 funds$33.4B
Chevron CorpCVX14 funds$32.3B
Mastercard Inc AMA14 funds$19.5B
Home Depot IncHD14 funds$16.4B
Advanced Micro Devices IncAMD14 funds$15.9B

Ranked by how many of HOWL's institutional holders also hold each name — a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

1 shown

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for HOWL. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.