Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 551,866 | $92,509 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 635,740 | $108,553 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 647,173 | $99,735 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 602,612 | $93,152 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 568,958 | $79,239 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 574,006 | $79,620 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 568,476 | $66,313 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 573,767 | $68,204 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 524,695 | $60,812 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 511,621 | $54,196 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 190,804 | $22,198 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 183,821 | $20,654 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 178,239 | $19,975 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 170,684 | $17,384 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 168,693 | $18,910 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 141,093 | $16,859 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 61,084 | $6,400 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 32,059 | $2,828 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 29,873 | $2,871 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 32,339 | $3,197 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 45,088 | $4,303 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 50,223 | $4,801 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 55,159 | $5,493 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 57,555 | $5,711 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 23,233 | $2,599 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 24,616 | $2,803 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 20,809 | $2,197 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 12,631 | $1,300 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 6,704 | $622 | $80.45 | $74.21 - $84.63 |
| Q2 2018 | 3,422 | $309 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 2,927 | $247 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 1,603 | $138 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 564 | $47 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 636 | $53 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 701 | $55 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 1,145 | $84 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 1,156 | $86 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 1,362 | $111 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 1,406 | $104 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 3,249 | $205 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 3,447 | $201 | $42.88 | $39.71 - $45.70 |
| Q4 2014 | 776 | $43 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 689 | $33 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 668 | $36 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 668 | $31 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 668 | $30 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 732 | $31 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 762 | $31 | $31.05 | $27.80 - $33.01 |