| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Oal Tolga I | President Driveline | ONE DAUCH DRIVE, DETROIT | /s/ Kristen M. Netschke, by POA from Tolga I. Oal | 03 Mar 2026 | 0001653964 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DCH | Common Stock | Award | $0 | +31,296 | +9.4% | $0.000000 | 365,991 | 28 Feb 2026 | Direct | |
| transaction | DCH | Common Stock | Tax liability | $92,539 | -14,021 | -3.8% | $6.60 | 351,970 | 28 Feb 2026 | Direct | |
| transaction | DCH | Common Stock | Tax liability | $185,882 | -28,164 | -8% | $6.60 | 323,806 | 28 Feb 2026 | Direct |