Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 30,745 | $5,154 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 31,056 | $5,303 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 29,499 | $4,546 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 28,111 | $4,345 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 33,138 | $4,615 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 30,925 | $4,290 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 25,615 | $2,988 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 40,462 | $4,810 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 51,107 | $5,923 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 47,388 | $5,020 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 94,310 | $10,972 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 79,028 | $8,880 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 82,253 | $9,218 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 109,176 | $11,120 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 107,770 | $12,082 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 127,117 | $15,189 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 121,569 | $12,736 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 98,322 | $8,672 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 76,816 | $7,383 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 76,369 | $7,549 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 84,710 | $8,084 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 64,042 | $6,122 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 60,142 | $5,988 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 60,475 | $6,001 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 77,930 | $8,717 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 76,938 | $8,762 | $93.46 | $88.89 - $98.75 |
| Q4 2018 | 87,012 | $8,068 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 90,139 | $8,465 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 86,724 | $7,818 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 118,365 | $9,970 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 121,536 | $10,438 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 109,180 | $9,152 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 108,080 | $8,965 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 63,652 | $5,028 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 55,219 | $4,094 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 85,179 | $6,343 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 70,947 | $5,769 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 81,664 | $6,064 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 63,944 | $4,031 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 74,872 | $4,356 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 72,713 | $3,728 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 189,691 | $10,490 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 67,126 | $3,741 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 57,256 | $2,731 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 72,565 | $3,876 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 244,821 | $11,539 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 45,554 | $2,069 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 38,920 | $1,659 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 62,732 | $2,576 | $31.05 | $27.80 - $33.01 |