Ticker: NPO CUSIP: 29355X107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 214,893 | $46,015 | $221.15 | $202.00 - $248.88 |
| Q3 2025 | 195,461 | $44,175 | $215.91 | $189.39 - $231.94 |
| Q2 2025 | 223,104 | $42,736 | $170.96 | $133.50 - $195.00 |
| Q1 2025 | 238,372 | $38,566 | $179.63 | $155.96 - $214.58 |
| Q4 2024 | 231,672 | $39,952 | $169.05 | $136.68 - $197.94 |
| Q3 2024 | 237,483 | $38,515 | $155.65 | $141.24 - $176.13 |
| Q2 2024 | 204,641 | $29,790 | $151.48 | $142.41 - $170.46 |
| Q1 2024 | 205,071 | $34,610 | $155.19 | $140.01 - $170.64 |
| Q4 2023 | 206,328 | $32,340 | $129.36 | $106.08 - $161.66 |
| Q3 2023 | 172,618 | $20,920 | $131.65 | $119.65 - $144.86 |
| Q2 2023 | 178,662 | $23,857 | $106.19 | $92.04 - $134.80 |
| Q1 2023 | 162,180 | $16,849 | $109.49 | $91.74 - $121.38 |
| Q4 2022 | 202,579 | $22,018 | $108.15 | $85.71 - $127.67 |
| Q3 2022 | 158,636 | $13,481 | $90.94 | $76.14 - $104.71 |
| Q2 2022 | 176,091 | $14,429 | $93.26 | $79.90 - $102.68 |
| Q1 2022 | 78,047 | $7,627 | $106.42 | $94.02 - $117.63 |
| Q4 2021 | 78,575 | $8,649 | $100.41 | $84.85 - $113.50 |
| Q3 2021 | 71,208 | $6,204 | $87.79 | $79.80 - $98.16 |
| Q2 2021 | 77,879 | $7,566 | $91.37 | $81.65 - $99.94 |
| Q1 2021 | 56,295 | $4,801 | $81.64 | $71.09 - $95.17 |
| Q4 2020 | 65,544 | $4,950 | $67.09 | $55.19 - $76.66 |
| Q3 2020 | 52,205 | $2,945 | $53.93 | $43.65 - $61.24 |
| Q2 2020 | 135,967 | $6,701 | $44.21 | $34.14 - $56.05 |
| Q1 2020 | 232,553 | $9,204 | $55.17 | $30.04 - $68.32 |
| Q4 2019 | 175,123 | $11,713 | $66.47 | $62.25 - $72.38 |
| Q3 2019 | 175,538 | $12,051 | $64.92 | $59.16 - $73.80 |
| Q2 2019 | 117,611 | $7,509 | $65.34 | $55.43 - $75.73 |
| Q1 2019 | 63,497 | $4,092 | $65.96 | $58.63 - $72.84 |
| Q4 2018 | 137,344 | $8,254 | $66.26 | $55.48 - $75.20 |
| Q3 2018 | 105,694 | $7,709 | $73.91 | $63.73 - $78.31 |
| Q2 2018 | 112,001 | $7,834 | $74.69 | $66.01 - $80.66 |
| Q1 2018 | 49,732 | $3,848 | $82.52 | $70.48 - $94.76 |
| Q4 2017 | 107,129 | $10,018 | $84.73 | $77.73 - $94.79 |
| Q3 2017 | 35,122 | $2,828 | $72.99 | $68.35 - $81.32 |
| Q2 2017 | 21,383 | $1,526 | $69.19 | $63.62 - $74.89 |
| Q1 2017 | 30,458 | $2,168 | $66.30 | $61.36 - $71.76 |
| Q4 2016 | 64,310 | $4,332 | $60.10 | $52.00 - $69.24 |
| Q3 2016 | 93,770 | $5,328 | $51.33 | $43.19 - $57.47 |
| Q2 2016 | 172,339 | $7,651 | $51.75 | $42.56 - $60.47 |
| Q1 2016 | 147,039 | $8,482 | $48.21 | $37.53 - $63.82 |
| Q4 2015 | 224,717 | $9,851 | $47.01 | $38.20 - $52.90 |
| Q3 2015 | 21,951 | $860 | $48.50 | $38.08 - $57.84 |
| Q2 2015 | 41,377 | $2,368 | $62.99 | $56.87 - $69.26 |
| Q1 2015 | 42,464 | $2,800 | $64.00 | $58.99 - $70.23 |
| Q4 2014 | 15,134 | $950 | $62.99 | $57.15 - $67.78 |
| Q3 2014 | 16,799 | $1,017 | $68.11 | $60.32 - $75.08 |
| Q2 2014 | 55,481 | $4,058 | $71.99 | $66.59 - $75.78 |
| Q1 2014 | 31,461 | $2,286 | $70.90 | $56.30 - $80.00 |
| Q4 2013 | 71,093 | $4,099 | $57.38 | $53.39 - $61.24 |
| Q3 2013 | 31,779 | $1,914 | $57.92 | $51.01 - $60.56 |
| Q2 2013 | 22,577 | $1,147 | $49.52 | $44.76 - $51.74 |