Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 35,124 | $5,888 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 34,974 | $5,972 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 35,099 | $5,409 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 35,384 | $5,470 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 34,784 | $4,844 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 34,574 | $4,796 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 34,464 | $4,020 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 34,414 | $4,091 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 34,304 | $3,976 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 34,304 | $3,634 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 34,245 | $3,984 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 33,999 | $3,820 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 33,935 | $3,803 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 33,935 | $3,456 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 33,935 | $3,804 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 33,640 | $4,020 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 33,460 | $3,506 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 33,275 | $2,935 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 33,245 | $3,195 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 33,195 | $3,281 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 32,915 | $3,141 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 33,265 | $3,180 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 33,305 | $3,317 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 33,305 | $3,305 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 33,305 | $3,725 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 32,955 | $3,753 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 32,955 | $3,479 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 65,006 | $6,692 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 31,360 | $2,908 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 31,360 | $2,945 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 31,360 | $2,827 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 31,360 | $2,642 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 31,360 | $2,694 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 31,360 | $2,629 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 31,360 | $2,601 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 31,360 | $2,477 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 31,360 | $2,325 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 31,360 | $2,335 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 31,360 | $2,550 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 31,360 | $2,329 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 31,360 | $1,977 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 31,130 | $1,811 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 31,130 | $1,596 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 31,130 | $1,721 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 28,780 | $1,604 | $40.22 | $35.95 - $44.62 |