Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,349,049 | $226,141 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 1,275,449 | $217,783 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 1,207,121 | $186,030 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 1,132,157 | $175,009 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 1,167,219 | $162,559 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 1,257,592 | $174,441 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 1,275,504 | $148,788 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 1,320,641 | $156,985 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 1,191,537 | $138,099 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 1,204,294 | $127,571 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 1,216,721 | $141,553 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 1,191,050 | $133,826 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 1,183,485 | $132,633 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 1,146,602 | $116,780 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 1,265,482 | $141,861 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 1,304,667 | $155,894 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 1,201,840 | $125,917 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 1,433,954 | $126,475 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 1,442,887 | $138,676 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 1,621,374 | $160,274 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 1,511,368 | $144,231 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 1,020,194 | $97,520 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 987,405 | $98,326 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 1,156,609 | $114,770 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 789,109 | $88,271 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 704,333 | $80,216 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 680,546 | $71,839 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 545,770 | $56,176 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 445,703 | $41,326 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 354,235 | $33,268 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 387,245 | $34,907 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 424,560 | $35,765 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 363,029 | $31,181 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 386,096 | $32,370 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 336,865 | $27,942 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 356,079 | $28,127 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 353,943 | $26,245 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 230,489 | $17,164 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 246,348 | $20,032 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 241,497 | $17,933 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 222,341 | $14,016 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 114,737 | $6,676 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 205,177 | $10,523 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 254,999 | $14,101 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 227,880 | $12,702 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 231,618 | $11,048 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 360,986 | $19,277 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 373,847 | $17,619 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 222,464 | $10,105 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 208,054 | $8,860 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 141,442 | $5,808 | $31.05 | $27.80 - $33.01 |