Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 3,013,774 | $505,199 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 3,099,360 | $529,216 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 3,082,338 | $475,019 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 2,991,084 | $462,362 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 3,107,267 | $432,749 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 2,883,458 | $399,964 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 3,202,429 | $373,563 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 2,879,799 | $342,322 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 2,068,480 | $239,737 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 1,997,693 | $211,616 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 1,972,731 | $229,508 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 2,193,026 | $246,408 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 2,641,561 | $296,040 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 2,896,464 | $295,005 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 2,861,401 | $320,764 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 2,756,708 | $329,399 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 2,223,336 | $232,938 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 2,786,424 | $245,763 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 2,669,509 | $256,565 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 1,863,424 | $184,199 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 2,217,672 | $211,632 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 1,936,532 | $185,113 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 1,126,414 | $112,168 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 2,157,005 | $214,040 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 2,228,376 | $249,266 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 2,265,125 | $257,975 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 2,132,008 | $225,055 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 842,423 | $86,711 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 644,969 | $59,801 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 492,039 | $46,208 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 488,639 | $44,046 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 442,277 | $37,257 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 523,853 | $44,994 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 470,414 | $39,440 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 472,872 | $39,225 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 496,239 | $39,198 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 446,979 | $33,143 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 490,077 | $36,495 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 487,374 | $39,633 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 344,957 | $25,617 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 228,167 | $14,384 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 230,517 | $13,412 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 248,127 | $12,724 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 254,072 | $14,051 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 266,443 | $14,851 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 258,828 | $12,346 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 250,341 | $13,368 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 266,294 | $12,550 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 260,073 | $11,813 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 408,675 | $17,407 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 403,475 | $16,567 | $31.05 | $27.80 - $33.01 |