Werewolf Therapeutics Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 23.1%.

Top 25 shareholders own 87.25% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
13.8%	RA Capital Management, L.P.	6,144,881	US$11.7m	0%	0.14%
9.61%	MPM BioImpact LLC	4,284,172	US$8.1m	0%	5.44%
7.63%	PFM Health Sciences, LP	3,398,747	US$6.5m	4.86%	0.39%
5.36%	BioImpact Capital LLC	2,388,011	US$4.5m	0%	0.69%
4.82%	Bank of America Corporation, Asset Management Arm	2,147,217	US$4.1m	0.29%	no data
4.64%	Taiho Ventures, LLC	2,068,909	US$3.9m	0%	no data
4.59%	Alon Lazarus	2,046,634	US$3.9m	0%	no data
4.59%	Arkin Bio Venture Partners Ltd.	2,046,634	US$3.9m	0%	100.0%
4.49%	Adage Capital Management, L.P.	2,000,594	US$3.8m	0%	0.01%
3.76%	Longwood Fund	1,677,082	US$3.2m	0%	100.0%
3.67%	BlackRock, Inc.	1,637,050	US$3.1m	3.11%	no data
3.18%	The Vanguard Group, Inc.	1,415,530	US$2.7m	6.93%	no data
2.99%	Rubric Capital Management LP	1,333,893	US$2.5m	0%	0.04%
2.97%	Millennium Management LLC	1,323,773	US$2.5m	19.2%	no data
1.57%	Eagle Health Investments LP	700,000	US$1.3m	0%	0.24%
1.54%	Geode Capital Management, LLC	685,989	US$1.3m	6.31%	no data
1.45%	Daniel Hicklin	647,047	US$1.2m	0%	no data
1.41%	Sphera Funds Management Ltd	626,810	US$1.2m	0%	0.2%
1.32%	Dean Capital Investments Management, LLC	589,102	US$1.1m	0%	0.69%
1.07%	State Street Global Advisors, Inc.	476,439	US$905.2k	12.4%	no data
0.6%	Acadian Asset Management LLC	265,359	US$504.2k	25%	no data
0.58%	Dimensional Fund Advisors LP	257,844	US$489.9k	60.6%	no data
0.58%	Two Sigma Advisers, LP	256,300	US$487.0k	7.1%	no data
0.53%	Alyeska Investment Group, L.P.	235,705	US$447.8k	0%	no data
0.51%	Northern Trust Global Investments	227,750	US$432.7k	289%	no data