Form 4 Filing for Fulcrum Therapeutics, Inc. - Officer/Director Stock Transaction

Joshua Lehrer-Graiwer, a director at Fulcrum Therapeutics, Inc. (FULC), reported a transaction on April 23, 2026. The transaction involved the acquisition of 64,000 stock options with a right to buy, with an exercise price of $8.08 per share. These options are set to vest in equal monthly installments until April 23, 2029, contingent upon continued service. The options have an expiration date of April 22, 2036. Following this transaction, Mr. Lehrer-Graiwer holds 64,000 shares of common stock underlying these options. This filing is classified as an OFFICER_DIRECTOR_CHANGE due to the nature of the transaction involving a director.