Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 2,755,913 | $461,974 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 2,908,094 | $496,557 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 2,499,880 | $385,257 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 2,227,185 | $344,279 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 2,047,962 | $285,220 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 2,125,112 | $294,774 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 2,034,705 | $237,349 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 1,962,455 | $233,277 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 2,001,504 | $231,975 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 1,929,801 | $204,424 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 1,867,591 | $217,276 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 1,882,160 | $211,480 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 1,936,276 | $216,999 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 1,786,413 | $181,944 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 1,566,518 | $175,607 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 1,192,891 | $142,538 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 1,104,310 | $115,699 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 950,806 | $83,862 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 911,744 | $87,627 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 662,155 | $65,455 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 3,430,564 | $327,378 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 4,054,039 | $387,525 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 3,754,261 | $373,849 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 2,671,326 | $265,075 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 2,198,531 | $245,928 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 1,405,686 | $160,094 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 804,600 | $84,933 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 1,114,230 | $114,687 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 594,382 | $55,111 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 513,025 | $48,178 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 561,510 | $50,615 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 656,359 | $55,291 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 576,190 | $49,489 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 658,030 | $55,169 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 616,846 | $51,168 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 594,012 | $46,920 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 591,859 | $43,886 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 418,815 | $31,189 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 375,357 | $30,524 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 343,146 | $25,482 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 486,653 | $30,678 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 452,269 | $26,313 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 672,139 | $34,467 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 387,732 | $21,443 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 362,588 | $20,211 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 496,264 | $23,672 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 481,478 | $25,711 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 290,184 | $13,675 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 230,860 | $10,485 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 263,351 | $11,217 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 179,931 | $7,387 | $31.05 | $27.80 - $33.01 |