| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DDS | Common Class A | Award | $3,095 | +15 | +0.27% | $206.36 | 5,532 | 24 Aug 2021 | Direct | |
| holding | DDS | Common Class A - Retirement Plan | 12,036 | 24 Aug 2021 | Direct |