Werewolf Therapeutics, Inc. - Common Stock (HOWL)

Historical Holders from Q2 2021 to Q3 2025

Symbol
HOWL on Nasdaq
CUSIP
95075A107
Type / Class
Equity / Common Stock
Shares outstanding
48.5M
All holders as of September 30, 2025
Q3 2025
Total 13F shares, excl. options
21.1M
Holdings value
$41.6M
% of all portfolios
0%
Grand Portfolio weight change
0%
Number of holders
62
Number of buys
18
Number of sells
-30
Average Value change %
0%
Average buys %
+0%
Average sells %
0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Werewolf Therapeutics, Inc. - Common Stock (HOWL)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
RA CAPITAL MANAGEMENT, L.P. 13.8% -8% $13.2M -$129K 6.68M -0.97% RA Capital Management, L.P. Nov 4, 2025
MPM BioVentures 2014, L.P. 11.3% -16.2% $7.67M -$932K 5.48M -10.8% ANSBERT GADICKE Nov 13, 2025
PFM Health Sciences, LP 0.9% -80% $533K -$3.33M 401K -86.2% PFM Health Sciences, LP Jun 30, 2025

Institutional Holders of Werewolf Therapeutics, Inc. - Common Stock (HOWL)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 21.1M $41.6M -$2.13M $1.97 62
2025 Q2 22.3M $24.3M -$5.34M $1.09 65
2025 Q1 27.4M $26.7M -$940K $0.97 70
2024 Q4 28.2M $41.7M -$7.8M $1.48 70
2024 Q3 32.2M $68.3M -$1.02M $2.12 68
2024 Q2 32.2M $78.7M -$5.84M $2.44 69
2024 Q1 32.3M $209M +$29.7M $6.48 58
2023 Q4 27.7M $107M +$14.9M $3.86 41
2023 Q3 23.9M $51.1M -$365K $2.14 34
2023 Q2 24M $73.3M +$109K $3.05 35
2023 Q1 24M $62.5M +$8.5M $2.60 37
2022 Q4 20.9M $42.8M -$4.17M $2.05 36
2022 Q3 21M $94.5M +$8.52M $4.51 39
2022 Q2 19M $77.9M +$211K $4.09 37
2022 Q1 19M $83.5M -$5.02M $4.40 47
2021 Q4 19.1M $227M -$995K $11.91 49
2021 Q3 19M $326M -$12.9M $17.16 42
2021 Q2 19.8M $344M +$334M $17.44 45