Ticker: NPO CUSIP: 29355X107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 54,444 | $11,658 | $221.15 | $202.00 - $248.88 |
| Q3 2025 | 56,034 | $12,664 | $215.91 | $189.39 - $231.94 |
| Q2 2025 | 58,622 | $11,229 | $170.96 | $133.50 - $195.00 |
| Q1 2025 | 57,055 | $9,231 | $179.63 | $155.96 - $214.58 |
| Q4 2024 | 58,643 | $10,113 | $169.05 | $136.68 - $197.94 |
| Q3 2024 | 57,723 | $9,362 | $155.65 | $141.24 - $176.13 |
| Q2 2024 | 57,845 | $8,420 | $151.48 | $142.41 - $170.46 |
| Q1 2024 | 58,303 | $9,840 | $155.19 | $140.01 - $170.64 |
| Q4 2023 | 58,306 | $9,139 | $129.36 | $106.08 - $161.66 |
| Q3 2023 | 58,801 | $7,126 | $131.65 | $119.65 - $144.86 |
| Q2 2023 | 60,214 | $8,040 | $106.19 | $92.04 - $134.80 |
| Q1 2023 | 61,099 | $6,348 | $109.49 | $91.74 - $121.38 |
| Q4 2022 | 60,578 | $6,584 | $108.15 | $85.71 - $127.67 |
| Q3 2022 | 59,409 | $5,049 | $90.94 | $76.14 - $104.71 |
| Q2 2022 | 60,214 | $4,933 | $93.26 | $79.90 - $102.68 |
| Q1 2022 | 58,498 | $5,717 | $106.42 | $94.02 - $117.63 |
| Q4 2021 | 59,008 | $6,495 | $100.41 | $84.85 - $113.50 |
| Q3 2021 | 56,938 | $4,960 | $87.79 | $79.80 - $98.16 |
| Q2 2021 | 53,078 | $5,156 | $91.37 | $81.65 - $99.94 |
| Q1 2021 | 66,682 | $5,686 | $81.64 | $71.09 - $95.17 |
| Q4 2020 | 64,265 | $4,853 | $67.09 | $55.19 - $76.66 |
| Q3 2020 | 64,255 | $3,624 | $53.93 | $43.65 - $61.24 |
| Q2 2020 | 64,207 | $3,165 | $44.21 | $34.14 - $56.05 |
| Q1 2020 | 60,482 | $2,394 | $55.17 | $30.04 - $68.32 |
| Q4 2019 | 60,292 | $4,032 | $66.47 | $62.25 - $72.38 |
| Q3 2019 | 60,281 | $4,139 | $64.92 | $59.16 - $73.80 |
| Q2 2019 | 52,918 | $3,379 | $65.34 | $55.43 - $75.73 |
| Q1 2019 | 53,109 | $3,422 | $65.96 | $58.63 - $72.84 |
| Q4 2018 | 48,504 | $2,927 | $66.26 | $55.48 - $75.20 |
| Q3 2018 | 48,775 | $3,566 | $73.91 | $63.73 - $78.31 |
| Q2 2018 | 45,519 | $3,191 | $74.69 | $66.01 - $80.66 |
| Q1 2018 | 44,216 | $3,406 | $82.52 | $70.48 - $94.76 |
| Q4 2017 | 44,615 | $4,173 | $84.73 | $77.73 - $94.79 |
| Q3 2017 | 42,796 | $3,446 | $72.99 | $68.35 - $81.32 |
| Q2 2017 | 42,722 | $3,051 | $69.19 | $63.62 - $74.89 |
| Q1 2017 | 38,125 | $2,710 | $66.30 | $61.36 - $71.76 |
| Q4 2016 | 37,917 | $2,556 | $60.10 | $52.00 - $69.24 |
| Q3 2016 | 20,480 | $1,162 | $51.33 | $43.19 - $57.47 |
| Q2 2016 | 6,025 | $264 | $51.75 | $42.56 - $60.47 |
| Q1 2016 | 6,025 | $349 | $48.21 | $37.53 - $63.82 |
| Q4 2015 | 4,479 | $198 | $47.01 | $38.20 - $52.90 |
| Q3 2015 | 4,479 | $175 | $48.50 | $38.08 - $57.84 |
| Q2 2015 | 4,479 | $257 | $62.99 | $56.87 - $69.26 |
| Q1 2015 | 4,479 | $294 | $64.00 | $58.99 - $70.23 |
| Q4 2014 | 3,193 | $202 | $62.99 | $57.15 - $67.78 |
| Q3 2014 | 3,277 | $199 | $68.11 | $60.32 - $75.08 |