Sensei Biotherapeutics 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 not been meaningfully diluted in the past year.

Top 25 shareholders own 42.94% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
17.6%	Heidrick & Struggles Ventures	4,426,000	US$2.3m	0%	0.04%
14.5%	Cambrian BioPharma, Inc.	3,648,654	US$1.9m	0%	no data
2.58%	Ikarian Capital, LLC	650,000	US$338.7k	0%	0.09%
2.46%	The Vanguard Group, Inc.	618,757	US$322.4k	0%	no data
1.35%	Thomas Ricks	339,397	US$176.9k	0%	no data
0.86%	Renaissance Technologies LLC	215,572	US$112.3k	-3.67%	no data
0.69%	Boothbay Fund Management, LLC	172,835	US$90.1k	0%	no data
0.65%	Geode Capital Management, LLC	163,139	US$85.0k	0%	no data
0.36%	Susquehanna International Group, LLP, Asset Management Arm	90,428	US$47.1k	0%	no data
0.26%	Citadel Advisors LLC	66,044	US$34.4k	330%	no data
0.25%	John Celebi	62,495	US$32.6k	0%	no data
0.19%	Bridgeway Capital Management, LLC	47,900	US$25.0k	-38.5%	no data
0.18%	National Bank Investments Inc.	45,575	US$23.7k	356%	no data
0.16%	Erin Colgan	40,987	US$21.4k	0%	no data
0.14%	Edward Van der Horst	35,445	US$18.5k	0%	no data
0.1%	Northern Trust Global Investments	25,983	US$13.5k	0%	no data
0.1%	State Street Global Advisors, Inc.	25,774	US$13.4k	0%	no data
0.084%	Robert Holmen	21,132	US$11.0k	0%	no data
0.08%	Raymond James Financial Inc., Asset Management Arm	20,000	US$10.4k	42.9%	no data
0.078%	Cresset Asset Management, LLC	19,671	US$10.3k	0%	no data
0.063%	William Ringo	15,955	US$8.3k	0%	no data
0.055%	XTX Holdings Limited, Asset Management Arm	13,926	US$7.3k	-0.86%	no data
0.048%	Morgan Stanley, Investment Banking and Brokerage Investments	12,006	US$6.3k	0%	no data
0.044%	Deuterium Capital Management, LLC	11,000	US$5.7k	0%	0.01%
0.04%	Quint: Essence Capital SA	10,000	US$5.2k	0%	0.03%