Ticker: NPO CUSIP: 29355X107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 19,729 | $4,225 | $221.15 | $202.00 - $248.88 |
| Q3 2025 | 19,748 | $4,463 | $215.91 | $189.39 - $231.94 |
| Q2 2025 | 18,495 | $3,543 | $170.96 | $133.50 - $195.00 |
| Q1 2025 | 18,470 | $2,988 | $179.63 | $155.96 - $214.58 |
| Q4 2024 | 18,713 | $3,227 | $169.05 | $136.68 - $197.94 |
| Q3 2024 | 18,910 | $3,067 | $155.65 | $141.24 - $176.13 |
| Q2 2024 | 19,615 | $2,855 | $151.48 | $142.41 - $170.46 |
| Q1 2024 | 19,968 | $3,370 | $155.19 | $140.01 - $170.64 |
| Q4 2023 | 21,133 | $3,312 | $129.36 | $106.08 - $161.66 |
| Q3 2023 | 22,159 | $2,685 | $131.65 | $119.65 - $144.86 |
| Q2 2023 | 24,428 | $3,262 | $106.19 | $92.04 - $134.80 |
| Q1 2023 | 25,106 | $2,608 | $109.49 | $91.74 - $121.38 |
| Q4 2022 | 25,506 | $2,772 | $108.15 | $85.71 - $127.67 |
| Q3 2022 | 25,224 | $2,144 | $90.94 | $76.14 - $104.71 |
| Q2 2022 | 25,538 | $2,092 | $93.26 | $79.90 - $102.68 |
| Q1 2022 | 25,437 | $2,486 | $106.42 | $94.02 - $117.63 |
| Q4 2021 | 27,797 | $3,060 | $100.41 | $84.85 - $113.50 |
| Q3 2021 | 27,175 | $2,367 | $87.79 | $79.80 - $98.16 |
| Q2 2021 | 28,470 | $2,766 | $91.37 | $81.65 - $99.94 |
| Q1 2021 | 31,214 | $2,662 | $81.64 | $71.09 - $95.17 |
| Q4 2020 | 31,335 | $2,366 | $67.09 | $55.19 - $76.66 |
| Q3 2020 | 31,335 | $1,768 | $53.93 | $43.65 - $61.24 |
| Q2 2020 | 31,075 | $1,532 | $44.21 | $34.14 - $56.05 |
| Q1 2020 | 31,075 | $1,230 | $55.17 | $30.04 - $68.32 |
| Q4 2019 | 31,426 | $2,102 | $66.47 | $62.25 - $72.38 |
| Q3 2019 | 31,993 | $2,196 | $64.92 | $59.16 - $73.80 |
| Q2 2019 | 31,678 | $2,022 | $65.34 | $55.43 - $75.73 |
| Q1 2019 | 31,303 | $2,017 | $65.96 | $58.63 - $72.84 |
| Q4 2018 | 31,971 | $1,921 | $66.26 | $55.48 - $75.20 |
| Q3 2018 | 31,681 | $2,310 | $73.91 | $63.73 - $78.31 |
| Q2 2018 | 31,692 | $2,217 | $74.69 | $66.01 - $80.66 |
| Q1 2018 | 32,233 | $2,494 | $82.52 | $70.48 - $94.76 |
| Q4 2017 | 33,363 | $3,120 | $84.73 | $77.73 - $94.79 |
| Q3 2017 | 33,857 | $2,727 | $72.99 | $68.35 - $81.32 |
| Q2 2017 | 37,507 | $2,677 | $69.19 | $63.62 - $74.89 |
| Q1 2017 | 42,475 | $3,023 | $66.30 | $61.36 - $71.76 |
| Q4 2016 | 44,475 | $2,996 | $60.10 | $52.00 - $69.24 |
| Q3 2016 | 45,675 | $2,595 | $51.33 | $43.19 - $57.47 |
| Q2 2016 | 45,275 | $2,010 | $51.75 | $42.56 - $60.47 |
| Q1 2016 | 48,368 | $2,790 | $48.21 | $37.53 - $63.82 |
| Q4 2015 | 42,333 | $1,856 | $47.01 | $38.20 - $52.90 |
| Q3 2015 | 41,583 | $1,629 | $48.50 | $38.08 - $57.84 |
| Q2 2015 | 41,683 | $2,385 | $62.99 | $56.87 - $69.26 |
| Q1 2015 | 41,600 | $2,744 | $64.00 | $58.99 - $70.23 |
| Q4 2014 | 42,300 | $2,655 | $62.99 | $57.15 - $67.78 |
| Q3 2014 | 41,921 | $2,537 | $68.11 | $60.32 - $75.08 |
| Q2 2014 | 41,483 | $3,035 | $71.99 | $66.59 - $75.78 |
| Q1 2014 | 37,983 | $2,760 | $70.90 | $56.30 - $80.00 |
| Q4 2013 | 37,783 | $2,178 | $57.38 | $53.39 - $61.24 |
| Q3 2013 | 37,583 | $2,263 | $57.92 | $51.01 - $60.56 |
| Q2 2013 | 36,387 | $1,847 | $49.52 | $44.76 - $51.74 |
| Q1 2013 | 35,829 | $1,833 | $45.79 | $41.03 - $51.37 |