Ticker: NPO CUSIP: 29355X107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 264,411 | $56,618 | $221.15 | $202.00 - $248.88 |
| Q3 2025 | 211,638 | $47,830 | $215.91 | $189.39 - $231.94 |
| Q2 2025 | 53,678 | $10,282 | $170.96 | $133.50 - $195.00 |
| Q1 2025 | 193,272 | $31,270 | $179.63 | $155.96 - $214.58 |
| Q4 2024 | 249,178 | $42,971 | $169.05 | $136.68 - $197.94 |
| Q3 2024 | 210,684 | $34,169 | $155.65 | $141.24 - $176.13 |
| Q2 2024 | 177,545 | $25,845 | $151.48 | $142.41 - $170.46 |
| Q1 2024 | 144,281 | $24,350 | $155.19 | $140.01 - $170.64 |
| Q4 2023 | 222,851 | $34,930 | $129.36 | $106.08 - $161.66 |
| Q3 2023 | 205,246 | $24,874 | $131.65 | $119.65 - $144.86 |
| Q2 2023 | 312,231 | $41,692 | $106.19 | $92.04 - $134.80 |
| Q1 2023 | 343,863 | $35,724 | $109.49 | $91.74 - $121.38 |
| Q4 2022 | 395,912 | $43,032 | $108.15 | $85.71 - $127.67 |
| Q3 2022 | 399,278 | $34 | $90.94 | $76.14 - $104.71 |
| Q2 2022 | 409,374 | $34 | $93.26 | $79.90 - $102.68 |
| Q1 2022 | 459,631 | $44,920 | $106.42 | $94.02 - $117.63 |
| Q4 2021 | 476,753 | $52,476 | $100.41 | $84.85 - $113.50 |
| Q3 2021 | 41,956 | $3,656 | $87.79 | $79.80 - $98.16 |
| Q2 2021 | 24,357 | $2,367 | $91.37 | $81.65 - $99.94 |
| Q1 2021 | 27,591 | $2,353 | $81.64 | $71.09 - $95.17 |
| Q4 2020 | 58,758 | $4,438 | $67.09 | $55.19 - $76.66 |
| Q3 2020 | 58,264 | $3,287 | $53.93 | $43.65 - $61.24 |
| Q2 2020 | 45,039 | $2,220 | $44.21 | $34.14 - $56.05 |
| Q1 2020 | 99,029 | $3,920 | $55.17 | $30.04 - $68.32 |
| Q4 2019 | 204,516 | $13,678 | $66.47 | $62.25 - $72.38 |
| Q3 2019 | 183,563 | $12,602 | $64.92 | $59.16 - $73.80 |
| Q2 2019 | 153,801 | $9,819 | $65.34 | $55.43 - $75.73 |
| Q1 2019 | 116,868 | $7,532 | $65.96 | $58.63 - $72.84 |
| Q4 2018 | 112,892 | $6,785 | $66.26 | $55.48 - $75.20 |
| Q3 2018 | 105,969 | $7,728 | $73.91 | $63.73 - $78.31 |
| Q2 2018 | 85,937 | $6,011 | $74.69 | $66.01 - $80.66 |
| Q1 2018 | 127,022 | $9,829 | $82.52 | $70.48 - $94.76 |
| Q4 2017 | 68,895 | $6,443 | $84.73 | $77.73 - $94.79 |
| Q3 2017 | 88,288 | $7,110 | $72.99 | $68.35 - $81.32 |
| Q2 2017 | 17,029 | $1,216 | $69.19 | $63.62 - $74.89 |
| Q1 2017 | 15,500 | $1,103 | $66.30 | $61.36 - $71.76 |
| Q4 2016 | 38,163 | $2,571 | $60.10 | $52.00 - $69.24 |
| Q3 2016 | 26,491 | $1,505 | $51.33 | $43.19 - $57.47 |
| Q2 2016 | 20,452 | $908 | $51.75 | $42.56 - $60.47 |
| Q1 2016 | 6,683 | $385 | $48.21 | $37.53 - $63.82 |
| Q4 2015 | 13,493 | $592 | $47.01 | $38.20 - $52.90 |
| Q3 2015 | 33,343 | $1,306 | $48.50 | $38.08 - $57.84 |
| Q2 2015 | 20,396 | $1,167 | $62.99 | $56.87 - $69.26 |
| Q1 2015 | 12,141 | $801 | $64.00 | $58.99 - $70.23 |
| Q4 2014 | 21,836 | $1,370 | $62.99 | $57.15 - $67.78 |
| Q3 2014 | 49,324 | $2,986 | $68.11 | $60.32 - $75.08 |
| Q2 2014 | 72,647 | $5,315 | $71.99 | $66.59 - $75.78 |
| Q1 2014 | 67,300 | $4,891 | $70.90 | $56.30 - $80.00 |
| Q4 2013 | 138,207 | $7,968 | $57.38 | $53.39 - $61.24 |
| Q3 2013 | 145,793 | $8,778 | $57.92 | $51.01 - $60.56 |
| Q2 2013 | 58,098 | $2,949 | $49.52 | $44.76 - $51.74 |
| Q4 2012 | 55,178 | $2,257 | — | — |
| Q3 2012 | 57,992 | $2,088 | — | — |
| Q2 2012 | 53,543 | $2,001 | — | — |
| Q1 2012 | 38,094 | $1,566 | — | — |