Form 4 Filing for Richard C. Henriques Jr.

This filing details a Form 4 filed by Richard C. Henriques Jr. concerning Cabaletta Bio, Inc. (CABA). On June 9, 2026, Mr. Henriques was granted 22,000 stock options with a right to buy at a price of $0.00 per share. These options are set to vest fully on the earlier of June 9, 2027, or the date of the next annual stockholder meeting. The options have an expiration date of June 8, 2036. Mr. Henriques, who is a director at Cabaletta Bio, Inc., reported these transactions on June 10, 2026. The post-transaction ownership of these options is 22,000 shares. The underlying security for these options is Common Stock.