Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 360,345 | $60,405 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 352,442 | $60,179 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 348,342 | $53,683 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 340,508 | $52,636 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 324,368 | $45,175 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 331,186 | $45,939 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 338,266 | $39,459 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 338,272 | $40,210 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 316,427 | $36,674 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 316,056 | $33,480 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 304,322 | $35,405 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 268,840 | $30 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 264,364 | $30 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 249,953 | $25,458 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 242,331 | $27,165 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 212,000 | $25,332 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 201,952 | $21,159 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 195,801 | $17,270 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 199,642 | $19,188 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 198,485 | $19,620 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 208,813 | $19,927 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 226,755 | $21,676 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 234,404 | $23,342 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 262,553 | $26,053 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 225,784 | $25,256 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 220,851 | $25,153 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 216,105 | $22,812 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 164,876 | $16,971 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 296,736 | $27,513 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 185,631 | $17,433 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 187,389 | $16,891 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 187,049 | $15,757 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 188,968 | $16,230 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 184,776 | $15,492 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 183,483 | $15,220 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 190,496 | $15,047 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 181,583 | $13,464 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 168,133 | $12,521 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 159,700 | $12,987 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 150,606 | $11,184 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 145,606 | $9,179 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 143,646 | $8,357 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 136,009 | $6,975 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 136,105 | $7,527 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 125,154 | $6,976 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 121,329 | $5,787 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 120,069 | $6,412 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 130,500 | $6,150 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 124,340 | $5,648 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 134,069 | $5,710 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 135,425 | $5,561 | $31.05 | $27.80 - $33.01 |