Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 320,876 | $53,788 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 560,790 | $77,787 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 443,722 | $68,382 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 475,328 | $73,476 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 329,836 | $45,936 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 560,790 | $78 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 487,783 | $56,900 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 598,779 | $71,177 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 467,558 | $54,190 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 437,405 | $46,334 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 428,681 | $50 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 171,617 | $19 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 233,740 | $26 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 227,258 | $23,145 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 187,867 | $21,062 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 223,163 | $26,666 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 198,036 | $20,748 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 233,899 | $20,631 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 210,129 | $20,195 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 170,066 | $16,811 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 151,242 | $14,433 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 191,079 | $18,266 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 357,982 | $35,648 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 309,665 | $30,727 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 233,429 | $26,110 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 103,768 | $11,818 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 242,557 | $25,605 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 165,392 | $17,023 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 132,579 | $12,294 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 83,024 | $7,797 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 45,700 | $4,120 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 37,461 | $3,157 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 23,800 | $2,043 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 61,445 | $5,151 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 15,806 | $1,311 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 18,668 | $1,475 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 20,403 | $1,513 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 16,850 | $1,255 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 64,735 | $5,263 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 82,167 | $6,080 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 83,151 | $5,239 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 74,942 | $4,347 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 71,372 | $3,640 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 28,299 | $1,556 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 26,031 | $1,431 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 23,519 | $1,104 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 45,722 | $2,424 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 45,058 | $2,118 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 65,461 | $2,945 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 50,166 | $2,107 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 55,451 | $2,277 | $31.05 | $27.80 - $33.01 |