| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DDS | Common Class A | Award | $18,051 | +72 | +2% | $250.71 | 3,631 | 28 Jan 2022 | Direct | |
| transaction | DDS | Common Class A | Award | $257 | +1 | +0.03% | $257.19 | 3,632 | 01 Feb 2022 | Direct | |
| holding | DDS | Common Class A - Retirement Plan | 8,083 | 28 Jan 2022 | Direct |