| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DDS | Common Class A | Award | $18,302 | +73 | +2.4% | $250.71 | 3,122 | 28 Jan 2022 | Direct | |
| transaction | DDS | Common Class A | Award | $514 | +2 | +0.06% | $257.19 | 3,124 | 01 Feb 2022 | Direct | |
| holding | DDS | Common Class A - Retirement Plan | 3,187 | 28 Jan 2022 | Direct |