| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DDS | Common Class A | Award | $3,681 | +18 | +1.1% | $204.49 | 1,613 | 27 Sep 2021 | Direct | |
| holding | DDS | Common Class A - Retirement Plan | 5,500 | 27 Sep 2021 | Direct |