Ticker: NPO CUSIP: 29355X107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 6,471 | $1,386 | $221.15 | $202.00 - $248.88 |
| Q3 2025 | 7,756 | $1,753 | $215.91 | $189.39 - $231.94 |
| Q2 2025 | 9,088 | $1,741 | $170.96 | $133.50 - $195.00 |
| Q1 2025 | 8,983 | $1,453 | $179.63 | $155.96 - $214.58 |
| Q4 2024 | 9,430 | $1,626 | $169.05 | $136.68 - $197.94 |
| Q3 2024 | 9,721 | $1,577 | $155.65 | $141.24 - $176.13 |
| Q2 2024 | 9,927 | $1,445 | $151.48 | $142.41 - $170.46 |
| Q1 2024 | 10,998 | $1,856 | $155.19 | $140.01 - $170.64 |
| Q4 2023 | 11,943 | $1,872 | $129.36 | $106.08 - $161.66 |
| Q3 2023 | 11,455 | $1,388 | $131.65 | $119.65 - $144.86 |
| Q4 2022 | 12,585 | $1 | $108.15 | $85.71 - $127.67 |
| Q3 2022 | 16,119 | $1,527 | $90.94 | $76.14 - $104.71 |
| Q2 2022 | 17,908 | $1,540 | $93.26 | $79.90 - $102.68 |
| Q1 2022 | 17,768 | $1,801 | $106.42 | $94.02 - $117.63 |
| Q4 2021 | 17,625 | $1,907 | $100.41 | $84.85 - $113.50 |
| Q3 2021 | 18,721 | $1,651 | $87.79 | $79.80 - $98.16 |
| Q2 2021 | 19,324 | $1,621 | $91.37 | $81.65 - $99.94 |
| Q1 2021 | 20,812 | $1,789 | $81.64 | $71.09 - $95.17 |
| Q4 2020 | 21,608 | $1,766 | $67.09 | $55.19 - $76.66 |
| Q3 2020 | 21,517 | $1,341 | $53.93 | $43.65 - $61.24 |
| Q2 2020 | 21,779 | $1,051 | $44.21 | $34.14 - $56.05 |
| Q1 2020 | 20,229 | $829 | $55.17 | $30.04 - $68.32 |
| Q4 2019 | 19,578 | $1,185 | $66.47 | $62.25 - $72.38 |
| Q3 2019 | 19,354 | $1,345 | $64.92 | $59.16 - $73.80 |
| Q2 2019 | 19,609 | $1,219 | $65.34 | $55.43 - $75.73 |
| Q1 2019 | 20,587 | $1,438 | $65.96 | $58.63 - $72.84 |
| Q4 2018 | 20,152 | $1,300 | $66.26 | $55.48 - $75.20 |
| Q3 2018 | 20,328 | $1,245 | $73.91 | $63.73 - $78.31 |
| Q2 2018 | 22,210 | $1,596 | $74.69 | $66.01 - $80.66 |
| Q1 2018 | 90,715 | $7,243 | $82.52 | $70.48 - $94.76 |
| Q4 2017 | 125,407 | $11,404 | $84.73 | $77.73 - $94.79 |
| Q3 2017 | 125,979 | $9,796 | $72.99 | $68.35 - $81.32 |
| Q2 2017 | 110,570 | $8,003 | $69.19 | $63.62 - $74.89 |
| Q1 2017 | 111,871 | $7,882 | $66.30 | $61.36 - $71.76 |
| Q4 2016 | 110,937 | $7,508 | $60.10 | $52.00 - $69.24 |
| Q3 2016 | 86,344 | $4,907 | $51.33 | $43.19 - $57.47 |
| Q2 2016 | 86,386 | $4,356 | $51.75 | $42.56 - $60.47 |
| Q1 2016 | 56,985 | $3,319 | $48.21 | $37.53 - $63.82 |
| Q4 2015 | 22,520 | $999 | $47.01 | $38.20 - $52.90 |
| Q3 2015 | 22,262 | $872 | $48.50 | $38.08 - $57.84 |
| Q2 2015 | 46,264 | $2,648 | $62.99 | $56.87 - $69.26 |
| Q1 2015 | 24,044 | $1,586 | $64.00 | $58.99 - $70.23 |
| Q4 2014 | 46,542 | $2,920 | $62.99 | $57.15 - $67.78 |
| Q3 2014 | 23,705 | $1,435 | $68.11 | $60.32 - $75.08 |
| Q2 2014 | 22,255 | $1,628 | $71.99 | $66.59 - $75.78 |
| Q1 2014 | 21,247 | $1,544 | $70.90 | $56.30 - $80.00 |
| Q4 2013 | 21,765 | $1,255 | $57.38 | $53.39 - $61.24 |
| Q3 2013 | 22,657 | $1,364 | $57.92 | $51.01 - $60.56 |
| Q2 2013 | 21,840 | $1,108 | $49.52 | $44.76 - $51.74 |