| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DDS | Common Class A | Award | $473 | +2 | +0.07% | $236.29 | 2,872 | 02 Nov 2021 | Direct | |
| holding | DDS | Common Class A - Retirement Plan | 2,989 | 02 Nov 2021 | Direct |