Form 4 Filing for Webster Stephen W

This Form 4 filing details a stock option grant to Webster Stephen W, a director at Cullinan Therapeutics, Inc. The option, for 25,319 shares of Common Stock, was granted on June 16, 2026, with a transaction price of $0.00. The option is set to vest in full on the earlier of June 16, 2027, or the date of the Issuer's next annual meeting, contingent upon Mr. Webster's continued service as a director. The filing also notes that the option, if exercised, would be for underlying shares valued at $13.55 per share, with a post-transaction ownership of 25,319 shares.