Ticker: NPO CUSIP: 29355X107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 5,552 | $1,189 | $221.15 | $202.00 - $248.88 |
| Q3 2025 | 5,874 | $1,328 | $215.91 | $189.39 - $231.94 |
| Q2 2025 | 3,490 | $669 | $170.96 | $133.50 - $195.00 |
| Q1 2025 | 1,568 | $254 | $179.63 | $155.96 - $214.58 |
| Q4 2021 | 14,747 | $1,623,202 | $100.41 | $84.85 - $113.50 |
| Q3 2021 | 24,103 | $2,099,853 | $87.79 | $79.80 - $98.16 |
| Q2 2021 | 12,796 | $1,243,131 | $91.37 | $81.65 - $99.94 |
| Q1 2021 | 12,976 | $1,106,464 | $81.64 | $71.09 - $95.17 |
| Q4 2020 | 7,327 | $553,335 | $67.09 | $55.19 - $76.66 |
| Q3 2020 | 5,311 | $299,594 | $53.93 | $43.65 - $61.24 |
| Q2 2020 | 25,080 | $1,236,193 | $44.21 | $34.14 - $56.05 |
| Q1 2020 | 8,705 | $344,544 | $55.17 | $30.04 - $68.32 |
| Q4 2019 | 7,819 | $522,935 | $66.47 | $62.25 - $72.38 |
| Q3 2019 | 3,747 | $257,232 | $64.92 | $59.16 - $73.80 |
| Q2 2019 | 3,819 | $243,805 | $65.34 | $55.43 - $75.73 |
| Q1 2019 | 4,748 | $306,009 | $65.96 | $58.63 - $72.84 |
| Q4 2018 | 1,304 | $78,370 | $66.26 | $55.48 - $75.20 |
| Q3 2018 | 1,890 | $137,838 | $73.91 | $63.73 - $78.31 |
| Q2 2018 | 1,503 | $105,135 | $74.69 | $66.01 - $80.66 |
| Q1 2018 | 6,886 | $532,839 | $82.52 | $70.48 - $94.76 |
| Q4 2017 | 8,781 | $821,111 | $84.73 | $77.73 - $94.79 |
| Q3 2017 | 11,234 | $904,674 | $72.99 | $68.35 - $81.32 |
| Q2 2017 | 7,810 | $557,400 | $69.19 | $63.62 - $74.89 |
| Q1 2017 | 4,330 | $308,123 | $66.30 | $61.36 - $71.76 |
| Q4 2016 | 4,713 | $317,468 | $60.10 | $52.00 - $69.24 |
| Q3 2016 | 3,384 | $192,279 | $51.33 | $43.19 - $57.47 |
| Q2 2016 | 6,855 | $304,293 | $51.75 | $42.56 - $60.47 |
| Q1 2016 | 3,177 | $183,249 | $48.21 | $37.53 - $63.82 |
| Q4 2015 | 2,334 | $102,323 | $47.01 | $38.20 - $52.90 |
| Q3 2015 | 5,060 | $198,200 | $48.50 | $38.08 - $57.84 |
| Q2 2015 | 10,848 | $620,723 | $62.99 | $56.87 - $69.26 |
| Q1 2015 | 544 | $35,877 | $64.00 | $58.99 - $70.23 |
| Q3 2014 | 1,339 | $81,050 | $68.11 | $60.32 - $75.08 |
| Q2 2014 | 35 | $2,561 | $71.99 | $66.59 - $75.78 |
| Q4 2013 | 269 | $15,508 | $57.38 | $53.39 - $61.24 |
| Q3 2013 | 5,780 | $348,014 | $57.92 | $51.01 - $60.56 |
| Q2 2013 | 7,314 | $371,259 | $49.52 | $44.76 - $51.74 |