Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 9,070 | $1,521 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 8,908 | $1,521 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 8,537 | $1,316 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 8,498 | $1,314 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 8,202 | $1,142 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 8,311 | $1,153 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 7,505 | $875 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 7,659 | $910 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 9,123 | $1,057 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 6,906 | $732 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 7,726 | $899 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 7,995 | $898 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 7,035 | $788 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 7,839 | $798 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 8,348 | $934 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 8,799 | $1,051 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 8,058 | $844 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 7,873 | $694 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 8,323 | $800 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 9,570 | $946 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 7,774 | $742 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 17,398 | $1,663 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 17,531 | $1,746 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 16,842 | $1,672 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 15,643 | $1,750 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 17,394 | $1,980 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 16,297 | $1,720 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 15,405 | $1,586 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 15,630 | $1,449 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 17,645 | $1,658 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 18,993 | $1,712 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 20,116 | $1,695 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 25,164 | $2,161 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 29,816 | $2,499 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 23,437 | $1,944 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 14,177 | $1,119 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 12,483 | $926 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 12,343 | $919 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 12,354 | $1,005 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 15,669 | $1,164 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 18,517 | $1,167 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 18,260 | $1,062 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 17,497 | $897 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 8,630 | $478 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 7,991 | $445 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 8,951 | $427 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 11,791 | $630 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 21,689 | $1,022 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 26,362 | $1,197 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 29,773 | $1,269 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 30,103 | $1,236 | $31.05 | $27.80 - $33.01 |