Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 13,660 | $2,289 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 13,778 | $2,345 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 15,090 | $2,326 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 15,057 | $2,327 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 15,529 | $2,163 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 15,750 | $2,185 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 15,683 | $1,829 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 19,169 | $2,279 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 19,040 | $2,207 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 19,212 | $2,035 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 19,103 | $2,222 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 19,397 | $2,179 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 20,836 | $2,335 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 21,114 | $2,151 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 21,169 | $2,373 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 21,491 | $2,568 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 23,591 | $2,472 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 24,304 | $2,143 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 24,390 | $2,344 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 25,780 | $2,549 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 26,288 | $2,509 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 27,236 | $2,604 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 27,531 | $2,742 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 36,937 | $3,665 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 38,756 | $4,335 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 40,962 | $4,665 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 41,023 | $4,330 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 41,703 | $4,293 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 43,665 | $4,048 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 48,556 | $4,560 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 52,492 | $4,731 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 53,854 | $4,537 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 53,078 | $4,559 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 69,643 | $5,839 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 71,464 | $5,928 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 71,199 | $5,624 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 81,087 | $6,013 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 83,935 | $6,251 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 84,300 | $6,855 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 89,854 | $6,673 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 96,610 | $6,090 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 100,488 | $5,846 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 103,838 | $5,323 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 109,503 | $6,054 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 108,736 | $6,061 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 111,997 | $5,342 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 104,586 | $5,584 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 110,729 | $5,218 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 110,583 | $5,022 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 111,408 | $4,745 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 108,318 | $4,448 | $31.05 | $27.80 - $33.01 |