| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| WEHRWEIN SVEN | Director | 4877 EAST LAKE HARRIET PARKWAY, MINNEAPOLIS | /s/ Sven Wehrwein | 2025-11-26 | 0001205069 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATRC | Common Stock | Options Exercise | $100K | +5.03K | +14.64% | $19.95 | 39.4K | Nov 24, 2025 | Direct | |
| transaction | ATRC | Common Stock | Sale | -$188K | -5.03K | -12.77% | $37.32 | 34.4K | Nov 24, 2025 | Direct | F1 |
| transaction | ATRC | Common Stock | Options Exercise | $99.1K | +4.97K | +14.45% | $19.95 | 39.3K | Nov 25, 2025 | Direct | |
| transaction | ATRC | Common Stock | Sale | -$189K | -4.97K | -12.63% | $38.00 | 34.4K | Nov 25, 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATRC | Non-qualified Stock Option (right to buy) | Options Exercise | $0 | -5.03K | -14.38% | $0.00 | 30K | Nov 24, 2025 | Non-qualified Stock Option (right to buy) | 5.03K | $19.95 | Direct | F2 |
| transaction | ATRC | Non-qualified Stock Option (right to buy) | Options Exercise | $0 | -4.97K | -16.57% | $0.00 | 25K | Nov 25, 2025 | Non-qualified Stock Option (right to buy) | 4.97K | $19.95 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $37.32 to $38.00 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. |
| F2 | These options were granted on November 11, 2016. These options vest and are exercisable as to 25% of the shares one year from the date of grant and the remaining 75% thereafter vests and are exercisable in equal monthly installments on the same day of the month over the following three years. |