Reprogrammed Interchange LLC → Vor Biopharma Inc. VOR

Item 4 of Schedule 13D is hereby amended and supplemented as follows: From October 8, 2025 through October 9, 2025, Reprogrammed Interchange LLC sold the following shares of Vor Biopharma Inc. in open market transactions, resulting in a decrease in the number of shares of Common Stock beneficially owned by the Reporting Persons by more than one percent of the outstanding shares of Common Stock of the Issuer. 1. 75,262 shares on October 8, 2025, at a weighted average per share sale price of $33.8651. 2. 48,884 shares on October 9, 2025, at a weighted average per share sale price of $32.068.