| Name | Relationship | Address | Signature | Signature date | CIK | 
|---|---|---|---|---|---|
| SKAGGS ROBERT C JR | Director | 500 WOODWARD AVE., 29TH FLOOR, DETROIT | /s/ Andrew Hayner, Attorney-in-Fact | 2025-05-08 | 0001059354 | 
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DTM | Restricted Stock Units | Award | $0 | +1.15K | $0.00 | 1.15K | May 6, 2025 | Common Stock | 1.15K | Direct | F1, F2 | 
| Id | Content | 
|---|---|
| F1 | Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock with any fractional shares being paid in cash. | 
| F2 | This restricted stock unit will vest on May 6, 2026, subject to the Reporting Person's continued service with the Issuer through the vesting date. |