Ticker: ATRC CUSIP: 04963C209 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 885,062 | $35,013 | $36.66 | $30.94 - $42.60 |
| Q3 2025 | 777,308 | $27,400 | $34.45 | $28.96 - $38.33 |
| Q2 2025 | 745,029 | $24,415 | $32.50 | $28.29 - $35.60 |
| Q1 2025 | 862,668 | $27,830 | $37.12 | $29.92 - $43.11 |
| Q4 2024 | 853,712 | $26,089 | $32.16 | $25.57 - $38.34 |
| Q3 2024 | 422,498 | $11,847 | $24.65 | $20.20 - $30.15 |
| Q2 2024 | 583,779 | $13,293 | $23.08 | $18.94 - $30.39 |
| Q1 2024 | 403,400 | $12,271 | $33.50 | $27.92 - $39.05 |
| Q4 2023 | 355,601 | $12,691 | $37.19 | $32.27 - $43.54 |
| Q3 2023 | 242,058 | $10,602 | $48.78 | $40.84 - $59.61 |
| Q2 2023 | 261,904 | $12,928 | $46.09 | $39.03 - $50.85 |
| Q1 2023 | 237,935 | $9,862 | $41.50 | $35.20 - $47.85 |
| Q4 2022 | 225,480 | $10,007 | $41.77 | $32.51 - $49.60 |
| Q3 2022 | 108,004 | $4 | $45.75 | $37.81 - $52.96 |
| Q2 2022 | 90,028 | $4 | $47.37 | $32.84 - $68.58 |
| Q1 2022 | 59,665 | $3,918 | $64.80 | $56.84 - $72.31 |
| Q4 2021 | 56,025 | $3,895 | $72.69 | $63.31 - $89.18 |
| Q3 2021 | 83,382 | $5,800 | $76.95 | $69.01 - $85.50 |
| Q2 2021 | 64,620 | $5,126 | $72.70 | $62.67 - $80.98 |
| Q1 2021 | 52,762 | $3,457 | $61.58 | $52.54 - $68.00 |
| Q4 2020 | 418,441 | $23,295 | $43.24 | $34.04 - $58.03 |
| Q3 2020 | 121,816 | $4,860 | $42.41 | $34.12 - $48.16 |
| Q2 2020 | 94,464 | $4,246 | $43.54 | $30.66 - $51.76 |
| Q1 2020 | 86,143 | $2,894 | $35.95 | $23.17 - $44.51 |
| Q4 2019 | 76,388 | $2,484 | $28.46 | $23.45 - $32.80 |
| Q3 2019 | 91,812 | $2,290 | $28.55 | $22.57 - $33.00 |
| Q2 2019 | 95,331 | $2,845 | $29.19 | $26.43 - $31.03 |
| Q1 2019 | 188,023 | $5,037 | $30.37 | $26.11 - $33.92 |
| Q4 2018 | 170,376 | $5,214 | $31.15 | $26.41 - $36.49 |
| Q3 2018 | 112,205 | $3,931 | $31.66 | $26.90 - $36.14 |
| Q2 2018 | 127,943 | $3,461 | $23.50 | $19.22 - $30.96 |
| Q1 2018 | 111,522 | $2,288 | $18.06 | $14.88 - $21.21 |
| Q4 2017 | 104,167 | $1,900 | $19.80 | $16.18 - $23.73 |
| Q3 2017 | 143,590 | $3,213 | $22.61 | $19.85 - $25.18 |
| Q2 2017 | 12,351 | $300 | $21.26 | $18.33 - $24.85 |
| Q1 2017 | 15,587 | $298 | $17.52 | $14.78 - $19.79 |
| Q4 2016 | 16,896 | $331 | $18.12 | $15.15 - $20.40 |
| Q3 2016 | 12,346 | $195 | $15.37 | $13.45 - $17.27 |
| Q2 2016 | 19,059 | $269 | $15.24 | $13.44 - $18.03 |
| Q1 2016 | 19,541 | $329 | $17.59 | $14.85 - $22.42 |
| Q4 2015 | 16,518 | $371 | $20.61 | $17.46 - $23.24 |
| Q3 2015 | 10,049 | $220 | $24.99 | $19.14 - $28.15 |
| Q1 2015 | 27,104 | $555 | $19.37 | $17.22 - $22.97 |
| Q1 2014 | 19,377 | $364 | $20.49 | $17.57 - $23.00 |
| Q4 2013 | 25,869 | $483 | $14.54 | $11.00 - $19.11 |
| Q4 2012 | 14,586 | $101 | — | — |
| Q1 2012 | 14,312 | $142 | — | — |