Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 14,255 | $2,390 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 13,739 | $2,346 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 13,744 | $2,118 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 13,744 | $2,125 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 22,395 | $3,119 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 13,800 | $1,914 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 13,790 | $1,609 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 20,398 | $2,425 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 34,536 | $4,003 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 34,522 | $3,657 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 34,530 | $4,017 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 34,580 | $3,885 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 24,999 | $2,802 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 24,892 | $2,535 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 14,250 | $1,597 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 14,235 | $1,701 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 14,018 | $1,469 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 14,059 | $1,240 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 31,394 | $3,017 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 31,447 | $3,109 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 34,033 | $3,248 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 34,064 | $3,256 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 33,964 | $3,382 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 46,613 | $4,625 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 16,378 | $1,832 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 25,303 | $2,882 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 28,684 | $3,028 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 28,996 | $2,985 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 45,817 | $4,248 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 14,036 | $1,318 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 14,036 | $1,265 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 14,036 | $1,182 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 14,931 | $1,282 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 35,742 | $2,997 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 36,149 | $2,999 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 36,449 | $2,879 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 36,449 | $2,703 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 36,283 | $2,702 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 36,311 | $2,953 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 36,036 | $2,676 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 35,785 | $2,256 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 48,622 | $2,829 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 47,248 | $2,423 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 47,248 | $2,613 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 47,248 | $2,634 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 47,248 | $2,254 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 47,248 | $2,523 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 47,525 | $2,240 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 47,525 | $2,159 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 48,370 | $2,060 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 48,670 | $1,998 | $31.05 | $27.80 - $33.01 |