Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 359,821 | $60,317 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 485,387 | $82,880 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 484,978 | $74,740 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 481,507 | $74,431 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 467,482 | $65,106 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 522,536 | $72,481 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 717,636 | $83,712 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 810,319 | $96,323 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 843,501 | $97,762 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 658,821 | $69,789 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 632,446 | $73,579 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 645,394 | $72,516 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 482,278 | $54,049 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 598,925 | $61,001 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 602,874 | $67,583 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 618,843 | $73,946 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 1,010,829 | $105,905 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 1,193,041 | $105,227 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 834,497 | $80,203 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 991,279 | $97,988 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 882,585 | $84,225 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 582,115 | $55,645 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 552,932 | $55,061 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 293,335 | $29,108 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 249,853 | $27,948 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 250,318 | $28,509 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 253,817 | $26,793 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 248,714 | $25,600 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 243,275 | $22,556 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 245,177 | $23,025 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 253,038 | $22,809 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 327,676 | $27,603 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 308,841 | $26,527 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 301,303 | $25,261 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 283,135 | $23,486 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 280,769 | $22,178 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 270,368 | $20,048 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 58,263 | $4,338 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 53,959 | $4,388 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 579,614 | $43,043 | $54.32 | $47.33 - $59.20 |
| Q3 2015 | 1,008,030 | $58,647 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 937,251 | $48,062 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 816,713 | $45,164 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 846,509 | $47,184 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 865,218 | $41,270 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 706,864 | $37,747 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 478,547 | $22,554 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 454,684 | $20,652 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 472,276 | $20,114 | $31.01 | $28.94 - $33.33 |