Ticker: ATO CUSIP: 049560105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 297,033 | $49,792 | $172.31 | $165.37 - $179.62 |
| Q3 2025 | 355,920 | $60,773 | $160.05 | $148.35 - $170.22 |
| Q2 2025 | 356,620 | $54,959 | $153.12 | $139.28 - $164.72 |
| Q1 2025 | 354,967 | $54,871 | $143.02 | $133.16 - $152.73 |
| Q4 2024 | 365,284 | $50,873 | $138.63 | $132.87 - $149.29 |
| Q3 2024 | 370,918 | $51,450 | $124.46 | $109.64 - $135.08 |
| Q2 2024 | 331,891 | $38,715 | $112.11 | $106.47 - $116.56 |
| Q1 2024 | 330,402 | $39,275 | $109.59 | $105.24 - $114.22 |
| Q4 2023 | 347,050 | $40,223 | $106.01 | $95.54 - $112.68 |
| Q3 2023 | 344,198 | $36,461 | $110.00 | $99.68 - $117.75 |
| Q2 2023 | 367,051 | $42,703 | $108.41 | $103.17 - $111.81 |
| Q1 2023 | 218,776 | $24,582 | $105.88 | $98.79 - $112.70 |
| Q4 2022 | 220,876 | $24,754 | $101.69 | $90.11 - $112.36 |
| Q3 2022 | 218,826 | $22,287 | $105.33 | $93.67 - $111.79 |
| Q2 2022 | 239,602 | $26,859 | $104.70 | $93.56 - $112.06 |
| Q1 2022 | 251,968 | $30,108 | $99.21 | $90.38 - $110.22 |
| Q4 2021 | 242,264 | $25,382 | $85.46 | $78.93 - $95.35 |
| Q3 2021 | 229,368 | $20,230 | $86.62 | $77.13 - $91.37 |
| Q2 2021 | 219,100 | $21,058 | $89.25 | $85.46 - $93.19 |
| Q1 2021 | 237,100 | $23,437 | $80.51 | $75.08 - $88.10 |
| Q4 2020 | 179,900 | $17,168 | $84.69 | $79.43 - $90.82 |
| Q3 2020 | 201,800 | $19,290 | $87.17 | $79.28 - $93.24 |
| Q2 2020 | 246,300 | $24,527 | $87.57 | $79.06 - $96.43 |
| Q1 2020 | 233,700 | $23,190 | $94.97 | $67.49 - $104.36 |
| Q4 2019 | 236,300 | $26,433 | $94.23 | $90.61 - $97.90 |
| Q3 2019 | 244,000 | $27,789 | $93.46 | $88.89 - $98.75 |
| Q2 2019 | 198,150 | $20,917 | $87.10 | $83.76 - $92.55 |
| Q1 2019 | 200,150 | $20,601 | $82.49 | $75.32 - $88.35 |
| Q4 2018 | 192,000 | $17,802 | $80.45 | $74.21 - $84.63 |
| Q3 2018 | 198,500 | $18,641 | $77.27 | $74.53 - $79.98 |
| Q2 2018 | 196,800 | $17,740 | $72.10 | $68.34 - $76.14 |
| Q1 2018 | 227,000 | $19,122 | $67.40 | $63.14 - $71.11 |
| Q4 2017 | 234,800 | $20,167 | $72.39 | $68.66 - $77.26 |
| Q3 2017 | 232,300 | $19,476 | $70.65 | $67.11 - $73.09 |
| Q2 2017 | 225,800 | $18,730 | $66.84 | $63.72 - $70.25 |
| Q1 2017 | 222,301 | $17,559 | $62.15 | $58.60 - $65.46 |
| Q4 2016 | 240,100 | $17,803 | $58.13 | $55.00 - $60.79 |
| Q3 2016 | 257,980 | $19,212 | $61.59 | $57.49 - $65.43 |
| Q2 2016 | 272,820 | $22,186 | $59.01 | $55.88 - $64.94 |
| Q1 2016 | 248,650 | $18,465 | $54.32 | $47.33 - $59.20 |
| Q4 2015 | 266,650 | $16,810 | $48.30 | $44.95 - $51.11 |
| Q3 2015 | 271,200 | $15,778 | $42.88 | $39.71 - $45.70 |
| Q2 2015 | 227,929 | $11,688 | $41.53 | $39.55 - $43.78 |
| Q1 2015 | 211,515 | $11,697 | $42.34 | $39.60 - $45.52 |
| Q4 2014 | 235,515 | $13,128 | $40.22 | $35.95 - $44.62 |
| Q3 2014 | 256,615 | $12,241 | $37.83 | $35.35 - $40.41 |
| Q2 2014 | 276,115 | $14,745 | $38.03 | $34.82 - $40.36 |
| Q1 2014 | 318,251 | $14,999 | $34.39 | $32.86 - $35.99 |
| Q4 2013 | 331,995 | $15,079 | $32.69 | $30.16 - $35.01 |
| Q3 2013 | 331,995 | $14,140 | $31.01 | $28.94 - $33.33 |
| Q2 2013 | 552,722 | $22,695 | $31.05 | $27.80 - $33.01 |