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 42.56% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
17.6%	Heidrick & Struggles Ventures	4,426,000	US$2.2m	0%	0.04%
14.5%	Cambrian BioPharma, Inc.	3,648,654	US$1.8m	0%	no data
2.58%	Ikarian Capital, LLC	650,000	US$318.6k	0%	0.08%
2.46%	The Vanguard Group, Inc.	618,757	US$303.3k	7.83%	no data
1.35%	Thomas Ricks	339,397	US$166.3k	0%	no data
0.89%	Renaissance Technologies LLC	223,785	US$109.7k	6.06%	no data
0.69%	Boothbay Fund Management, LLC	172,835	US$84.7k	0%	no data
0.65%	Geode Capital Management, LLC	163,139	US$80.0k	19.7%	no data
0.31%	Bridgeway Capital Management, LLC	77,900	US$38.2k	-31%	no data
0.25%	John Celebi	62,495	US$30.6k	0%	no data
0.16%	Erin Colgan	40,987	US$20.1k	0%	no data
0.14%	Edward Van der Horst	35,445	US$17.4k	0%	no data
0.14%	Patrick Gallagher	34,130	US$16.7k	0%	no data
0.1%	Northern Trust Global Investments	25,983	US$12.7k	-0.25%	no data
0.1%	State Street Global Advisors, Inc.	25,774	US$12.6k	0%	no data
0.084%	Robert Holmen	21,132	US$10.4k	0%	no data
0.08%	Raymond James Financial Inc., Asset Management Arm	20,000	US$9.8k	42.9%	no data
0.078%	Cresset Asset Management, LLC	19,671	US$9.6k	0%	no data
0.074%	Two Sigma Securities, LLC, Asset Management Arm	18,600	US$9.1k	0%	no data
0.063%	William Ringo	15,955	US$7.8k	22.9%	no data
0.061%	Citadel Advisors LLC	15,366	US$7.5k	-35.6%	no data
0.056%	XTX Holdings Limited, Asset Management Arm	14,047	US$6.9k	0%	no data
0.048%	Morgan Stanley, Investment Banking and Brokerage Investments	12,006	US$5.9k	0%	no data
0.044%	Deuterium Capital Management, LLC	11,000	US$5.4k	0%	0.01%
0.04%	National Bank Investments Inc.	10,000	US$4.9k	0%	no data