| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DDS | Common Class A | Award | $16,798 | +67 | +3.9% | $250.71 | 1,780 | 28 Jan 2022 | Direct | |
| transaction | DDS | Common Class A | Award | $257 | +1 | +0.06% | $257.19 | 1,781 | 01 Feb 2022 | Direct | |
| holding | DDS | Common Class A - Retirement Plan | 5,857 | 28 Jan 2022 | Direct |