| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ATRC | Chief Human Resources Officer | May 13, 2022 |
Sale | $42.69 | 3,203 | 136,736 | 17,621 | May 17, 2022, 08:41 AM |
| ATRC | Chief Human Resources Officer | Apr 08, 2022 |
Sale | $61.59 | 282 | 17,368 | 20,824 | Apr 12, 2022, 07:53 AM |
| ATRC | Chief Human Resources Officer | Mar 04, 2022 |
Sale | $67.66 | 1,409 | 95,333 | 21,106 | Mar 07, 2022, 07:55 AM |
| ATRC | Chief Human Resources Officer | Mar 03, 2022 |
Sale | $70.40 | 3,259 | 229,434 | 22,515 | Mar 04, 2022, 07:26 AM |
| ATRC | Chief Human Resources Officer | Mar 02, 2022 |
Sale | $69.31 | 1,626 | 112,698 | 25,774 | Mar 04, 2022, 07:26 AM |
| ATRC | Chief Human Resources Officer | Feb 11, 2022 |
Sale | $67.97 | 2,490 | 169,245 | 20,340 | Feb 15, 2022, 08:01 AM |
| ATRC | Chief Human Resources Officer | Jan 14, 2022 |
Sale | $66.11 | 2,719 | 179,753 | 22,830 | Jan 18, 2022, 09:05 AM |
| ATRC | Chief Human Resources Officer | Dec 31, 2021 |
Option Exercise | $59.10 | 141 | 8,333 | 25,549 | Jan 04, 2022, 08:29 AM |
| ATRC | Chief Human Resources Officer | Dec 10, 2021 |
Sale | $70.88 | 1,528 | 108,305 | 25,408 | Dec 14, 2021, 08:32 AM |
| ATRC | Chief Human Resources Officer | Nov 12, 2021 |
Sale | $78.55 | 2,732 | 214,599 | 26,936 | Nov 16, 2021, 04:36 PM |
| ATRC | Chief Human Resources Officer | Oct 08, 2021 |
Sale | $71.80 | 665 | 47,747 | 29,668 | Oct 12, 2021, 08:14 AM |
| ATRC | Chief Human Resources Officer | Sep 10, 2021 |
Sale | $77.18 | 1,227 | 94,700 | 30,333 | Sep 14, 2021, 08:16 AM |
| ATRC | Chief Human Resources Officer | Aug 13, 2021 |
Sale | $73.10 | 3,232 | 236,259 | 31,560 | Aug 17, 2021, 08:29 AM |
| ATRC | Chief Human Resources Officer | Jul 16, 2021 |
Sale | $78.03 | 493 | 38,469 | 34,792 | Jul 20, 2021, 07:59 AM |
| ATRC | Chief Human Resources Officer | Jun 30, 2021 |
Option Exercise | $45.72 | 193 | 8,824 | 35,285 | Jul 02, 2021, 04:20 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ATRC | Chief Human Resources Officer | May 13, 2022 |
Sale | 136,736 |
| ATRC | Chief Human Resources Officer | Apr 08, 2022 |
Sale | 17,368 |
| ATRC | Chief Human Resources Officer | Mar 04, 2022 |
Sale | 95,333 |
| ATRC | Chief Human Resources Officer | Mar 03, 2022 |
Sale | 229,434 |
| ATRC | Chief Human Resources Officer | Mar 02, 2022 |
Sale | 112,698 |
| ATRC | Chief Human Resources Officer | Feb 11, 2022 |
Sale | 169,245 |
| ATRC | Chief Human Resources Officer | Jan 14, 2022 |
Sale | 179,753 |
| ATRC | Chief Human Resources Officer | Dec 31, 2021 |
Option Exercise | 8,333 |
| ATRC | Chief Human Resources Officer | Dec 10, 2021 |
Sale | 108,305 |
| ATRC | Chief Human Resources Officer | Nov 12, 2021 |
Sale | 214,599 |
| ATRC | Chief Human Resources Officer | Oct 08, 2021 |
Sale | 47,747 |
| ATRC | Chief Human Resources Officer | Sep 10, 2021 |
Sale | 94,700 |
| ATRC | Chief Human Resources Officer | Aug 13, 2021 |
Sale | 236,259 |
| ATRC | Chief Human Resources Officer | Jul 16, 2021 |
Sale | 38,469 |
| ATRC | Chief Human Resources Officer | Jun 30, 2021 |
Option Exercise | 8,824 |
