Perriman Damien Alan Officer Stock Transactions

On April 1, 2026, Perriman Damien Alan, Chief Commercial Officer of EXOZYMES INC., acquired 62,759 shares of common stock through a restricted stock grant. The grant vests quarterly, with an immediate vesting of 15,689 shares and the remainder vesting through April 1, 2029. Additionally, on the same date, Mr. Alan was granted a stock option for 146,437 shares of common stock. This option also vests monthly, with an immediate vesting of 36,609 shares and the remainder vesting through April 1, 2029. Both the restricted stock grant and the stock option were made pursuant to Rule 16b-3 of the Securities Exchange Act of 1934. The stock option has an exercise price of $9.49 per share and expires on April 12, 2033.