Ticker: ATRC CUSIP: 04963C209 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 98,000 | $3,877 | $36.66 | $30.94 - $42.60 |
| Q3 2025 | 96,000 | $3,384 | $34.45 | $28.96 - $38.33 |
| Q2 2025 | 94,500 | $3,097 | $32.50 | $28.29 - $35.60 |
| Q1 2025 | 94,500 | $3,049 | $37.12 | $29.92 - $43.11 |
| Q4 2024 | 95,800 | $2,928 | $32.16 | $25.57 - $38.34 |
| Q3 2024 | 95,100 | $2,667 | $24.65 | $20.20 - $30.15 |
| Q2 2024 | 95,100 | $2,165 | $23.08 | $18.94 - $30.39 |
| Q1 2024 | 93,300 | $2,838 | $33.50 | $27.92 - $39.05 |
| Q4 2023 | 93,300 | $3,330 | $37.19 | $32.27 - $43.54 |
| Q3 2023 | 103,800 | $4,546 | $48.78 | $40.84 - $59.61 |
| Q2 2023 | 103,100 | $5,089 | $46.09 | $39.03 - $50.85 |
| Q1 2023 | 95,300 | $3,950 | $41.50 | $35.20 - $47.85 |
| Q4 2022 | 106,400 | $4,722 | $41.77 | $32.51 - $49.60 |
| Q3 2022 | 104,300 | $4,078 | $45.75 | $37.81 - $52.96 |
| Q2 2022 | 103,100 | $4,213 | $47.37 | $32.84 - $68.58 |
| Q1 2022 | 103,100 | $6,771 | $64.80 | $56.84 - $72.31 |
| Q4 2021 | 95,700 | $6,654 | $72.69 | $63.31 - $89.18 |
| Q3 2021 | 95,700 | $6,656 | $76.95 | $69.01 - $85.50 |
| Q2 2021 | 94,300 | $7,481 | $72.70 | $62.67 - $80.98 |
| Q1 2021 | 102,900 | $6,742 | $61.58 | $52.54 - $68.00 |
| Q4 2020 | 101,600 | $5,656 | $43.24 | $34.04 - $58.03 |
| Q3 2020 | 99,800 | $3,982 | $42.41 | $34.12 - $48.16 |
| Q2 2020 | 98,300 | $4,419 | $43.54 | $30.66 - $51.76 |
| Q1 2020 | 76,700 | $2,576 | $35.95 | $23.17 - $44.51 |
| Q4 2019 | 75,600 | $2,458 | $28.46 | $23.45 - $32.80 |
| Q3 2019 | 72,300 | $1,803 | $28.55 | $22.57 - $33.00 |
| Q2 2019 | 71,700 | $2,140 | $29.19 | $26.43 - $31.03 |
| Q1 2019 | 63,200 | $1,693 | $30.37 | $26.11 - $33.92 |
| Q4 2018 | 56,900 | $1,741 | $31.15 | $26.41 - $36.49 |
| Q3 2018 | 56,900 | $1,993 | $31.66 | $26.90 - $36.14 |
| Q2 2018 | 56,900 | $1,539 | $23.50 | $19.22 - $30.96 |
| Q1 2018 | 56,900 | $1,168 | $18.06 | $14.88 - $21.21 |
| Q4 2017 | 54,700 | $998 | $19.80 | $16.18 - $23.73 |
| Q3 2017 | 54,700 | $1,224 | $22.61 | $19.85 - $25.18 |
| Q2 2017 | 54,700 | $1,326 | $21.26 | $18.33 - $24.85 |
| Q1 2017 | 54,700 | $1,048 | $17.52 | $14.78 - $19.79 |
| Q4 2016 | 51,100 | $1,000 | $18.12 | $15.15 - $20.40 |
| Q3 2016 | 51,100 | $808 | $15.37 | $13.45 - $17.27 |
| Q2 2016 | 51,100 | $722 | $15.24 | $13.44 - $18.03 |
| Q1 2016 | 48,500 | $787 | $17.59 | $14.85 - $22.42 |
| Q4 2015 | 34,800 | $781 | $20.61 | $17.46 - $23.24 |
| Q3 2015 | 34,800 | $762 | $24.99 | $19.14 - $28.15 |
| Q2 2015 | 30,300 | $747 | $22.33 | $19.90 - $25.36 |
| Q1 2015 | 20,700 | $424 | $19.37 | $17.22 - $22.97 |
| Q4 2014 | 20,700 | $413 | $17.16 | $13.19 - $20.09 |
| Q3 2014 | 20,700 | $305 | $15.93 | $14.28 - $18.66 |
| Q2 2014 | 20,700 | $380 | $16.64 | $13.80 - $19.67 |