Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 323,292 | $54,193 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 328,043 | $56,013 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 323,257 | $49,817 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 305,882 | $47,283 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 275,345 | $38,347 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 254,681 | $35,327 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 243,695 | $28,427 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 244,991 | $29,122 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 236,259 | $27,382 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 233,822 | $24,769 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 225,987 | $26,291 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 273,893 | $30,775 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 190,260 | $21,322 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 242,626 | $24,712 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 180,686 | $20,255 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 148,329 | $17,724 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 168,232 | $17,625 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 166,118 | $14,652 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 167,080 | $16,058 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 170,709 | $16,875 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 168,596 | $16,089 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 305,142 | $29,169 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 306,996 | $30,570 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 305,492 | $30,314 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 299,479 | $33,500 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 308,192 | $35,100 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 199,591 | $21,069 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 58,553 | $6,027 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 42,382 | $3,930 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 26,927 | $2,529 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 39,332 | $3,545 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 31,122 | $2,621 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 31,253 | $2,684 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 15,825 | $1,327 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 13,280 | $1,102 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 12,670 | $1,001 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 12,345 | $915 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 11,570 | $862 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 11,035 | $897 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 12,995 | $965 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 11,340 | $715 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 11,120 | $647 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 10,955 | $562 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 7,940 | $439 | $42.34 | $39.60 - $45.52 |