Sensei Biotherapeutics announces 1-for-20 reverse stock split effective June 16

Sensei Biotherapeutics, Inc.

Reverse stock split at 1-for-20 ratio effective 5:00 p.m. ET on June 16, 2025.
Authorized shares reduced from 250,000,000 to 12,500,000; par value unchanged.
No fractional shares issued; stockholders receive cash payment in lieu.
Common stock trades on split-adjusted basis on Nasdaq Capital Market starting June 17, 2025.
Outstanding stock options, RSUs, and warrants proportionately adjusted.

Key facts

Extracted from this filing and checked against the source text.

Governance Changes SEC 8-K Item 5.03/5.05/5.06 confidence 0.9

Sensei Biotherapeutics, Inc.: Filed Certificate of Amendment for a one-for-twenty reverse stock split and reduction of authorized shares from 250,000,000 to 12,500,000 (effective 2025-06-16).

Change: charter amendment
Effective: 2025-06-16

Exact text from the filing

On June 12, 2025, Sensei Biotherapeutics, Inc. (the “Company”) filed a Certificate of Amendment to its Amended and Restated Certificate of Incorporation (the “Amendment”) with the Secretary of State of the State of Delaware to effect a one-for-twenty (1-for-20) reverse stock split (the “Reverse Stock Split”) of its outstanding common stock and a reduction in the total number of authorized shares of its common stock from 250,000,000 to 12,500,000 (the “Shares Reduction”).

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Sensei Biotherapeutics, Inc. filing history →

Source: SEC EDGAR

accession 0001193125-25-140329

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