| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Points Jeffrey S. | CHIEF FINANCIAL OFFICER | C/O SHOULDER INNOVATIONS, INC., 1535 STEELE AVENUE SW, SUITE B, GRAND RAPIDS | Jeffrey Points, as Attorney-in-Fact | 05 Aug 2025 | 0001731414 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SI | Common Stock | Purchase | $750 | +50 | $15.00 | 50 | 01 Aug 2025 | By son | ||
| holding | SI | Common Stock | 37.6K | 01 Aug 2025 | Direct |