Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 33,505 | $6 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 29,451 | $5 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 28,633 | $4 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 29,861 | $5 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 28,704 | $4 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 24,803 | $3 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 29,030 | $3 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 26,884 | $3 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 24,696 | $3 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 17,555 | $2 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 16,743 | $2 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 10,467 | $1 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 11,448 | $1 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 11,036 | $1,124 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 10,045 | $1,126 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 9,455 | $1,130 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 9,890 | $1,036 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 14,474 | $1,277 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 15,129 | $1,454 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 15,261 | $1,509 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 15,927 | $1,520 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 13,260 | $1,267 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 12,061 | $1,201 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 12,475 | $1,238 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 12,039 | $1,347 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 11,749 | $1,338 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 12,140 | $1,281 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 12,359 | $1,272 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 12,926 | $1,198 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 13,581 | $1,275 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 11,974 | $1,079 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 11,146 | $939 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 15,087 | $1,296 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 13,806 | $1,157 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 14,000 | $1,161 | $66.84 | $63.72 - $70.25 |
| Q3 2016 | 12,185 | $907 | $61.59 | $57.49 - $65.43 |
| Q1 2016 | 13,543 | $1,006 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 14,777 | $932 | $48.30 | $44.95 - $51.11 |
| Q2 2015 | 15,313 | $785 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 14,945 | $826 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 14,761 | $823 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 14,456 | $690 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 12,439 | $664 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 12,609 | $594 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 11,780 | $535 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 9,931 | $423 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 8,628 | $354 | $31.05 | $27.80 - $33.01 |