Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 50,744 | $8,506 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 48,869 | $8,344 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 54,049 | $8,329 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 47,196 | $7,296 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 47,196 | $6,573 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 22,217 | $3,082 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 27,332 | $3,188 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 56,321 | $6,695 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 72,857 | $8,444 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 55,081 | $5,835 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 42,552 | $4,951 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 16,697 | $1,876 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 16,697 | $1,871 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 29,374 | $2,992 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 19,545 | $2,190 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 13,902 | $1,661 | $99.21 | $90.38 - $110.22 |
| Q3 2021 | 469 | $41 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 4,085 | $392 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 6,006 | $595 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 6,099 | $583 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 26,740 | $2,557 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 41,672 | $4,150 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 43,561 | $4,321 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 41,567 | $4,650 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 46,602 | $5,308 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 48,930 | $5,166 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 51,259 | $5,278 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 53,835 | $4,990 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 44,742 | $4,201 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 44,742 | $4,034 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 44,742 | $3,768 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 41,437 | $3,560 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 41,443 | $3,475 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 39,157 | $3,249 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 39,157 | $3,093 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 39,157 | $2,904 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 62,284 | $4,639 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 97,674 | $7,943 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 97,674 | $7,252 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 32,701 | $2,061 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 30,975 | $1,802 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 30,975 | $1,588 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 30,975 | $1,713 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 54,258 | $3,025 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 54,258 | $2,588 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 54,258 | $2,898 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 54,258 | $2,558 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 54,258 | $2,464 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 54,258 | $2,310 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 54,258 | $2,228 | $31.05 | $27.80 - $33.01 |