| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CERT | Common Stock | Sale | $53,130 | -1,434 | -0.47% | $37.05 | 301,557 | 19 Oct 2021 | Direct | F1, F2 |
| transaction | CERT | Common Stock | Sale | $689,866 | -18,083 | -6% | $38.15 | 283,474 | 19 Oct 2021 | Direct | F1, F3 |
| transaction | CERT | Common Stock | Sale | $18,624 | -483 | -0.17% | $38.56 | 282,991 | 19 Oct 2021 | Direct | F1, F4 |
| Id | Content |
|---|---|
| F1 | The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person. |
| F2 | This transaction was executed in multiple trades at prices ranging from $36.45 to $37.43. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F3 | This transaction was executed in multiple trades at prices ranging from $37.52 to $38.52. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F4 | This transaction was executed in multiple trades at prices ranging from $38.54 to $38.60. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |