| Company | Symbol | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| ZI | $55.25 | 779,598 | | 0 | 2021-02-24 | Filing |
| ZI | $55.25 | 25,570 | | 0 | 2021-02-24 | Filing |
| ZI | $43.88 | 31,748 | | 0 | 2020-12-04 | Filing |
| ZI | $43.88 | 1,178,529 | | 0 | 2020-12-04 | Filing |
| ZI | $35.80 | 37,942 | | 0 | 2020-08-24 | Filing |