| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Yuen Maggie | Director | 7555 INNOVATION WAY, MASON | /s/ Maggie Yuen | 25 Nov 2025 | 0001796057 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATRC | Common Stock | Sale | $107,160 | -3,000 | -21% | $35.72 | 11,371 | 21 Nov 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $35.71 to $35.76 per share. The price reported above reflects the weighted average sales 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. |