Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 58,819 | $9,860 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 54,633 | $9,329 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 53,505 | $8,246 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 51,705 | $7,993 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 35,428 | $4,934 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 34,253 | $4,751 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 30,179 | $3,520 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 30,097 | $3,578 | $109.59 | $105.24 - $114.22 |
| Q2 2019 | 10,799 | $1,140 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 10,894 | $1,121 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 10,926 | $1,013 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 10,882 | $1,022 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 11,129 | $1,003 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 12,320 | $1,038 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 14,568 | $1,251 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 15,188 | $1,273 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 15,601 | $1,294 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 16,103 | $1,272 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 16,350 | $1,212 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 16,654 | $1,240 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 16,538 | $1,345 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 16,712 | $1,241 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 16,781 | $1,058 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 18,879 | $1,098 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 20,195 | $1,036 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 18,380 | $1,016 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 18,839 | $1,050 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 18,175 | $867 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 17,238 | $921 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 15,861 | $748 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 13,647 | $620 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 13,361 | $569 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 13,357 | $548 | $31.05 | $27.80 - $33.01 |