Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 10,786,358 | $1,808,117 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 10,630,522 | $1,815,162 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 10,273,580 | $1,583,261 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 10,641,492 | $1,644,962 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 10,625,849 | $1,479,861 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 10,800,610 | $1,498,153 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 10,438,016 | $1,217,595 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 10,465,071 | $1,243,983 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 11,078,416 | $1,283,988 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 11,136,698 | $1,179,710 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 10,659,561 | $1,240,133 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 10,604,979 | $1,191,575 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 10,757,973 | $1,205,646 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 10,587,288 | $1,078,315 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 10,427,126 | $1,168,881 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 10,772,352 | $1,287,188 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 10,245,091 | $1,073,378 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 9,789,929 | $863,472 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 9,353,526 | $898,967 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 9,183,031 | $907,743 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 8,510,890 | $812,194 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 8,352,823 | $798,446 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 8,297,437 | $826,259 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 8,887,062 | $881,863 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 8,598,910 | $961,874 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 8,383,196 | $954,762 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 8,446,949 | $891,660 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 8,120,641 | $835,858 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 5,994,969 | $555,854 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 6,044,832 | $567,676 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 5,978,179 | $538,864 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 6,468,276 | $544,886 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 6,266,472 | $538,225 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 6,107,338 | $512,047 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 6,496,760 | $538,901 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 6,764,362 | $534,320 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 6,595,562 | $489,054 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 6,292,507 | $468,595 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 6,377,005 | $518,579 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 6,393,428 | $474,775 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 6,662,326 | $419,995 | $48.30 | $44.95 - $51.11 |
| Q1 2015 | 7,542,057 | $417,071 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 7,111,410 | $396,384 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 7,742,807 | $369,333 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 8,341,284 | $445,420 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 6,469,279 | $304,894 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 6,483,462 | $294,477 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 7,070,100 | $301,123 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 5,691,783 | $233,702 | $31.05 | $27.80 - $33.01 |