| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CERT | Common Stock | Sale | $1,657,423 | -48,097 | -6.9% | $34.46 | 648,746 | 20 Sep 2021 | Direct | F1, F2 |
| transaction | CERT | Common Stock | Sale | $650,507 | -18,570 | -2.9% | $35.03 | 630,176 | 20 Sep 2021 | Direct | F1, F3 |
| 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 $33.85 to $34.85. 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 $34.86 to $35.22. 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. |