Ticker: ATRC CUSIP: 04963C209 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 597,431 | $23,634 | $36.66 | $30.94 - $42.60 |
| Q3 2025 | 592,273 | $20,878 | $34.45 | $28.96 - $38.33 |
| Q2 2025 | 592,273 | $19,409 | $32.50 | $28.29 - $35.60 |
| Q1 2025 | 592,273 | $19,107 | $37.12 | $29.92 - $43.11 |
| Q4 2024 | 641,673 | $19,610 | $32.16 | $25.57 - $38.34 |
| Q3 2024 | 641,673 | $17,993 | $24.65 | $20.20 - $30.15 |
| Q2 2024 | 639,173 | $14,554 | $23.08 | $18.94 - $30.39 |
| Q1 2024 | 271,029 | $8,245 | $33.50 | $27.92 - $39.05 |
| Q4 2023 | 125,529 | $4,480 | $37.19 | $32.27 - $43.54 |
| Q3 2023 | 125,529 | $5,498 | $48.78 | $40.84 - $59.61 |
| Q2 2023 | 125,529 | $6,196 | $46.09 | $39.03 - $50.85 |
| Q1 2023 | 125,529 | $5,203 | $41.50 | $35.20 - $47.85 |
| Q4 2022 | 72,029 | $3,197 | $41.77 | $32.51 - $49.60 |
| Q3 2022 | 72,029 | $2,816 | $45.75 | $37.81 - $52.96 |
| Q2 2022 | 72,029 | $2,943 | $47.37 | $32.84 - $68.58 |
| Q1 2022 | 72,029 | $4,730 | $64.80 | $56.84 - $72.31 |
| Q4 2021 | 72,029 | $5,008 | $72.69 | $63.31 - $89.18 |
| Q3 2021 | 72,029 | $5,010 | $76.95 | $69.01 - $85.50 |
| Q2 2021 | 91,529 | $7,261 | $72.70 | $62.67 - $80.98 |
| Q1 2021 | 128,529 | $8,421 | $61.58 | $52.54 - $68.00 |
| Q4 2020 | 133,229 | $7,417 | $43.24 | $34.04 - $58.03 |
| Q3 2020 | 133,229 | $5,316 | $42.41 | $34.12 - $48.16 |
| Q2 2020 | 133,229 | $5,989 | $43.54 | $30.66 - $51.76 |
| Q1 2020 | 239,729 | $8,052 | $35.95 | $23.17 - $44.51 |
| Q4 2019 | 318,729 | $10,362 | $28.46 | $23.45 - $32.80 |
| Q3 2019 | 318,729 | $7,949 | $28.55 | $22.57 - $33.00 |
| Q2 2019 | 318,729 | $9,511 | $29.19 | $26.43 - $31.03 |
| Q1 2019 | 318,729 | $8,539 | $30.37 | $26.11 - $33.92 |
| Q4 2018 | 318,729 | $9,753 | $31.15 | $26.41 - $36.49 |
| Q3 2018 | 293,729 | $10,289 | $31.66 | $26.90 - $36.14 |
| Q2 2018 | 315,345 | $8,530 | $23.50 | $19.22 - $30.96 |
| Q1 2018 | 389,145 | $7,985 | $18.06 | $14.88 - $21.21 |
| Q4 2017 | 389,145 | $7,098 | $19.80 | $16.18 - $23.73 |
| Q3 2017 | 384,145 | $8,593 | $22.61 | $19.85 - $25.18 |
| Q2 2017 | 384,145 | $9,316 | $21.26 | $18.33 - $24.85 |
| Q1 2017 | 506,946 | $9,708 | $17.52 | $14.78 - $19.79 |
| Q4 2016 | 518,946 | $10,156 | $18.12 | $15.15 - $20.40 |
| Q3 2016 | 528,946 | $8,368 | $15.37 | $13.45 - $17.27 |
| Q2 2016 | 513,946 | $7,262 | $15.24 | $13.44 - $18.03 |
| Q1 2016 | 488,446 | $8,221 | $17.59 | $14.85 - $22.42 |
| Q4 2015 | 487,946 | $10,950 | $20.61 | $17.46 - $23.24 |
| Q3 2015 | 487,946 | $10,691 | $24.99 | $19.14 - $28.15 |
| Q2 2015 | 548,611 | $13,518 | $22.33 | $19.90 - $25.36 |
| Q1 2015 | 637,431 | $13,061 | $19.37 | $17.22 - $22.97 |
| Q4 2014 | 661,331 | $13,200 | $17.16 | $13.19 - $20.09 |
| Q3 2014 | 598,883 | $8,816 | $15.93 | $14.28 - $18.66 |
| Q2 2014 | 570,987 | $10,495 | $16.64 | $13.80 - $19.67 |
| Q1 2014 | 570,987 | $10,740 | $20.49 | $17.57 - $23.00 |
| Q4 2013 | 456,701 | $8,531 | $14.54 | $11.00 - $19.11 |
| Q3 2013 | 477,701 | $5,245 | $9.86 | $8.48 - $11.25 |
| Q2 2013 | 477,701 | $4,538 | $8.71 | $7.48 - $9.75 |