| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Bannert Markus | President - Metal Forming | ONE DAUCH DRIVE, DETROIT | /s/ Kristen M. Netschke, by PoA from Markus Bannert | 13 Feb 2026 | 0002109483 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | DCH | Common Stock | 146,008 | 05 Feb 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Includes 92,054 shares representing a grant of restricted stock units (RSUs) that were assumed in connection with the business combination between the Issuer and Dowlais Group plc and that will settle in common stock upon vesting, 27,521 on March 26, 2027 and 64,533 on March 11, 2028. |