Sensei Biotherapeutics (SNSE) Proxy Filing summary

Executive summary

• Annual meeting scheduled for May 21, 2025, via live webcast for stockholders of record as of March 25, 2025.

• Proxy materials, including the Notice of Meeting, Proxy Statement, and Annual Report on Form 10-K, are available online, with paper copies available upon request.

Voting matters and shareholder proposals

• Election of two nominees, William Ringo and John Celebi, to the Board of Directors for terms expiring at the 2028 Annual Meeting.

• Ratification of Deloitte & Touche LLP as independent registered public accounting firm for the year ending December 31, 2025.

• Approval of an amendment to the certificate of incorporation to authorize a reverse stock split at a ratio between 1-for-10 and 1-for-30, with a corresponding reduction in authorized shares, at the Board's discretion.

• Provision to conduct any other business properly brought before the meeting.

Board of directors and corporate governance

• Board recommends voting FOR all three main proposals on the agenda.