SEC CIK 1230584

CARREL MICHAEL H

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
ATRCview stock →774,4342026-07-30

Position History — ATRC

Reported shares owned immediately after each Form 4 transaction, over time.

0285,758571,517857,2752012-112018-062020-022020-122021-022023-052026-032026-07

Recent Filings — ATRC

DateActivitySharesPriceOwned After
2026-07-30Gift4,000$0.00774,434
2026-07-30Gift700$0.00778,434
2026-06-30Grant / award636$23.78779,134
2026-03-06Gift1,000$0.00778,498
2026-03-06Gift5,000$0.00779,498
2026-03-01Tax withholding72,777$31.26784,498
2026-03-01Grant / award101,280$0.00857,275
2026-03-01Grant / award68,618$0.00755,995
2025-12-10Gift4,000$0.00687,377
2025-11-13Gift6,000$0.00691,377
2025-08-08Gift10,000$0.00697,377
2025-06-30Grant / award822$25.84707,377
2025-03-10Gift4,000$0.00706,555
2025-03-01Tax withholding43,926$38.74710,555
2025-03-01Grant / award50,907$0.00754,481
2025-03-01Grant / award50,335$0.00703,574
2024-08-14Gift3,000$0.00653,239
2024-06-28Grant / award707$19.35656,239
2024-03-14Gift2,000$0.00655,532
2024-03-01Grant / award50,854$0.00636,214
2024-03-01Tax withholding47,824$36.28657,532
2024-03-01Grant / award69,142$0.00705,356
2023-11-27Gift10,000$0.00585,360
2023-08-04Gift1,250$0.00595,360
2023-06-30Grant / award557$38.11596,610
2023-05-31Gift1,000$0.00596,053
2023-03-01Gift800$0.00597,053
2023-03-01Gift800$0.00597,853
2023-03-01Tax withholding45,470$38.81598,653
2023-03-01Grant / award69,234$0.00598,130
2023-03-01Grant / award45,993$0.00644,123
2022-11-17Gift6,000$0.00528,896
2022-06-30Grant / award350$34.73534,896
2022-03-01Grant / award67,109$0.00555,081
2022-03-01Grant / award22,632$0.00577,713
2022-03-01Tax withholding43,167$69.59534,546
2022-02-24Gift510$0.00488,482
2022-02-24Gift510$0.00487,972
2021-12-31Grant / award141$59.10488,992
2021-12-07Gift10,000$0.00488,851
2021-11-12Gift345$0.00498,851
2021-11-10Gift345$0.00499,196
2021-06-30Grant / award251$45.72499,541
2021-03-01Tax withholding55,241$66.31499,290
2021-03-01Grant / award20,358$0.00554,531
2021-03-01Grant / award29,378$0.00534,173
2021-02-12Option exercise (derivative)25,000$0.000
2021-02-12Open-market sale25,000$65.00504,795
2021-02-12Option exercise25,000$21.04529,795
2021-02-11Option exercise (derivative)25,000$0.0025,000
2021-02-11Option exercise25,000$21.04529,795
2021-02-11Open-market sale25,000$64.00504,795
2021-02-10Option exercise (derivative)25,000$0.0050,000
2021-02-10Open-market sale25,000$63.00504,795
2021-02-10Option exercise25,000$21.04529,795
2021-02-09Option exercise (derivative)25,000$0.0075,000
2021-02-09Option exercise25,000$21.04529,795
2021-02-09Open-market sale25,000$62.00504,795
2021-02-08Option exercise (derivative)25,000$0.00100,000
2021-02-08Open-market sale25,000$61.00504,795
2021-02-08Option exercise25,000$21.04529,795
2021-02-02Option exercise (derivative)25,000$0.00125,000
2021-02-02Open-market sale25,000$60.00504,795
2021-02-02Option exercise25,000$21.04529,795
2021-01-11Option exercise (derivative)25,000$0.00150,000
2021-01-11Option exercise25,000$21.04529,795
2021-01-11Open-market sale25,000$59.00504,795
2020-12-31Grant / award291$38.48504,795
2020-12-28Option exercise (derivative)24,953$0.00175,000
2020-12-28Option exercise24,953$21.04529,457
2020-12-28Open-market sale24,953$58.00504,504
2020-12-23Option exercise (derivative)47$0.00199,953
2020-12-23Open-market sale47$58.00504,504
2020-12-23Option exercise47$21.04504,551
2020-12-22Option exercise (derivative)25,000$0.000
2020-12-22Option exercise (derivative)25,000$0.00200,000
2020-12-22Option exercise25,000$21.04529,504
2020-12-22Open-market sale25,000$56.00504,504
2020-12-22Option exercise25,000$21.04529,594
2020-12-21Option exercise (derivative)24,751$0.0025,000
2020-12-21Option exercise24,751$21.04529,255
2020-12-21Open-market sale24,751$55.00504,504
2020-12-18Option exercise (derivative)50,249$0.0049,751
2020-12-18Option exercise50,249$21.04554,753
2020-12-18Open-market sale50,249$53.51504,504
2020-12-17Option exercise (derivative)25,000$0.00100,000
2020-12-17Option exercise (derivative)25,000$0.000
2020-12-17Option exercise (derivative)25,000$0.000
2020-12-17Option exercise25,000$5.91529,504
2020-12-17Option exercise25,000$5.91529,504
2020-12-17Open-market sale25,000$51.00504,504
2020-09-10Gift10,000$0.00504,504
2020-06-30Grant / award357$28.11514,504
2020-05-12Option exercise (derivative)25,000$0.000
2020-05-12Option exercise25,000$5.91539,147
2020-05-12Open-market sale25,000$47.00514,147
2020-05-11Option exercise (derivative)25,000$0.000
2020-05-11Open-market sale25,000$46.00514,147
2020-05-11Option exercise25,000$5.91539,147
2020-05-08Option exercise (derivative)25,000$0.000
2020-05-08Open-market sale25,000$45.00514,147
2020-05-08Option exercise25,000$5.91539,147
2020-03-01Grant / award31,233$0.00657,723
2020-03-01Tax withholding143,576$38.42514,147
2020-02-14Option exercise (derivative)25,000$0.000
2020-02-14Open-market sale25,000$44.00626,490
2020-02-14Option exercise25,000$5.91651,490
2020-02-13Option exercise (derivative)25,000$0.000
2020-02-13Option exercise25,000$5.91651,490
2020-02-13Open-market sale25,000$43.00626,490
2020-02-11Option exercise (derivative)25,000$0.000
2020-02-11Open-market sale25,000$42.00626,490
2020-02-11Option exercise25,000$5.91651,490
2020-02-10Option exercise (derivative)25,000$0.000
2020-02-10Option exercise25,000$5.91651,490
2020-02-10Open-market sale25,000$41.00626,490
2020-01-29Option exercise (derivative)25,000$0.000
2020-01-29Open-market sale25,000$40.00626,490
2020-01-29Option exercise25,000$5.91651,490
2020-01-15Option exercise (derivative)25,000$0.0025,000
2020-01-15Open-market sale25,000$35.00626,490
2020-01-15Option exercise25,000$5.91651,490
2020-01-14Option exercise (derivative)25,000$0.0050,000
2020-01-14Option exercise25,000$5.91651,490
2020-01-14Open-market sale25,000$34.00626,490
2020-01-02Option exercise (derivative)23,546$0.0075,000
2020-01-02Option exercise23,546$5.91650,036
2020-01-02Open-market sale23,546$33.00626,490
2019-12-31Grant / award387$25.99626,490
2019-09-09Gift10,000$0.00626,103
2019-07-31Option exercise (derivative)1,454$0.0098,546
2019-07-31Option exercise1,454$5.91637,557
2019-07-31Open-market sale1,454$33.00636,103
2019-07-10Option exercise (derivative)25,000$0.00100,000
2019-07-10Option exercise25,000$5.91661,103
2019-07-10Open-market sale25,000$32.00636,103
2019-06-30Grant / award435$25.36636,103
2019-03-01Tax withholding114,353$30.77635,668
2019-03-01Grant / award38,999$0.00750,021
2019-02-14Gift320$0.00711,022
2019-01-16Gift1,750$0.00711,342
2018-12-31Grant / award296$24.00713,092
2018-06-29Grant / award900$15.70712,796
2018-05-16Gift325$0.00711,896
2018-03-01Tax withholding19,740$17.71712,221
2018-03-01Grant / award95,285$0.00731,961
2018-01-24Tax withholding33,167$17.55636,676
2017-12-29Grant / award547$15.50669,843
2017-11-28Gift1,400$0.00669,296
2017-06-30Grant / award612$16.32670,696
2017-03-01Grant / award160,000$0.00670,084
2016-12-30Grant / award556$12.27510,084
2016-11-01Tax withholding30,176$17.95509,528
2016-06-30Grant / award802$12.01539,704
2016-03-01Grant / award225,000$0.00538,902
2015-12-31Grant / award316$19.07313,902
2015-06-30Grant / award879$16.81313,586
2015-03-02Grant / award175,000$0.00312,707
2014-12-31Grant / award533$15.70137,707
2014-06-30Grant / award840$15.33137,174
2014-01-24Grant / award (derivative)125,000—125,000
2014-01-24Grant / award (derivative)225,000—225,000
2014-01-24Grant / award66,667$0.00136,334
2013-12-31Grant / award1,500$8.0969,667
2013-06-30Grant / award1,500$6.0768,167
2012-11-01———0
2012-11-01Grant / award (derivative)225,000—225,000
2012-11-01Grant / award (derivative)125,000—125,000
2012-11-01Grant / award66,667$0.0066,667

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.