X0508 4 2024-11-30 0001840877 Envoy Medical, Inc. COCH 0001994382 Lucas Brent T. C/O 4875 WHITE BEAR PARKWAY WHITE BEAR LAKE MN 55110 1 1 0 0 Chief Executive Officer 0 Class A Common Stock 2024-11-30 5 A 0 E 5165 1.94 A 208743 D Class A Common Stock 2025-05-30 5 A 0 E 7742 1.2927 A 216485 D Stock Option (right to buy) 2.40 2033-10-15 Class A Common Stock 879749 879749 D Warrant (right to buy) 11.50 2028-09-29 Class A Common Stock 94293 94293 D Warrant (right to buy) 11.50 2028-09-29 Class A Common Stock 16694 110987 D These shares were acquired under the Envoy Medical, Inc. Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c). Options to purchase 659,811 shares vest on 10/15/2023, and 219,938 shares vest pro rata on the 15th of each month thereafter for 36 consecutive months. Fully exercisable. s/ Andrew Nick as Attorney-in-Fact for Brent Lucas pursuant to Power of Attorney previously filed 2025-06-09