Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 574,099 | $96,237 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 637,821 | $108,908 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 593,471 | $91,460 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 597,291 | $92,329 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 600,454 | $83,625 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 684,320 | $94,921 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 615,458 | $71,793 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 574,082 | $68,241 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 506,593 | $58,714 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 503,744 | $53,362 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 508,170 | $59,120 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 538,612 | $60,518 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 545,503 | $61,135 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 470,326 | $47,903 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 411,293 | $46,107 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 410,375 | $49,037 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 164,966 | $17,284 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 152,357 | $13,438 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 148,127 | $14,236 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 136,946 | $13,483 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 129,151 | $12,315 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 125,800 | $12,025 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 97,719 | $9,731 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 122,862 | $12,192 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 111,337 | $12,454 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 126,104 | $14,362 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 129,279 | $13,647 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 145,782 | $15,005 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 144,993 | $13,616 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 157,781 | $14,817 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 148,606 | $13,395 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 36,406 | $3,067 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 233,396 | $19,836 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 262,098 | $21,943 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 265,353 | $22,011 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 267,080 | $21,097 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 214,579 | $15,900 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 181,337 | $13,504 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 180,081 | $14,644 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 168,469 | $12,510 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 123,524 | $7,787 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 26,566 | $1,545 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 11,748 | $602 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 11,697 | $646 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 10,195 | $569 | $40.22 | $35.95 - $44.62 |