Ticker: NPO CUSIP: 29355X107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 51,600 | $11,049 | $221.15 | $202.00 - $248.88 |
| Q3 2025 | 52,409 | $11,844 | $215.91 | $189.39 - $231.94 |
| Q2 2025 | 43,366 | $8,307 | $170.96 | $133.50 - $195.00 |
| Q1 2025 | 45,094 | $7,296 | $179.63 | $155.96 - $214.58 |
| Q4 2024 | 47,842 | $8,250 | $169.05 | $136.68 - $197.94 |
| Q3 2024 | 51,914 | $8,419 | $155.65 | $141.24 - $176.13 |
| Q2 2024 | 57,399 | $8,356 | $151.48 | $142.41 - $170.46 |
| Q1 2024 | 60,587 | $10,225 | $155.19 | $140.01 - $170.64 |
| Q4 2023 | 62,551 | $9,804 | $129.36 | $106.08 - $161.66 |
| Q3 2023 | 67,740 | $8,209 | $131.65 | $119.65 - $144.86 |
| Q2 2023 | 74,700 | $9,975 | $106.19 | $92.04 - $134.80 |
| Q1 2023 | 78,777 | $8,184 | $109.49 | $91.74 - $121.38 |
| Q4 2022 | 80,770 | $8,779 | $108.15 | $85.71 - $127.67 |
| Q3 2022 | 90,687 | $7,707 | $90.94 | $76.14 - $104.71 |
| Q2 2022 | 99,516 | $8,154 | $93.26 | $79.90 - $102.68 |
| Q1 2022 | 98,883 | $9,663 | $106.42 | $94.02 - $117.63 |
| Q4 2021 | 97,917 | $10,778 | $100.41 | $84.85 - $113.50 |
| Q3 2021 | 101,551 | $8,848 | $87.79 | $79.80 - $98.16 |
| Q2 2021 | 102,392 | $9,948 | $91.37 | $81.65 - $99.94 |
| Q1 2021 | 104,541 | $8,913 | $81.64 | $71.09 - $95.17 |
| Q4 2020 | 103,008 | $7,780 | $67.09 | $55.19 - $76.66 |
| Q3 2020 | 105,915 | $5,975 | $53.93 | $43.65 - $61.24 |
| Q2 2020 | 130,350 | $6,426 | $44.21 | $34.14 - $56.05 |
| Q1 2020 | 165,763 | $6,561 | $55.17 | $30.04 - $68.32 |
| Q4 2019 | 189,529 | $12,676 | $66.47 | $62.25 - $72.38 |
| Q3 2019 | 208,488 | $14,313 | $64.92 | $59.16 - $73.80 |
| Q2 2019 | 267,914 | $17,105 | $65.34 | $55.43 - $75.73 |
| Q1 2019 | 272,963 | $17,594 | $65.96 | $58.63 - $72.84 |
| Q4 2018 | 196,069 | $11,783 | $66.26 | $55.48 - $75.20 |
| Q3 2018 | 194,719 | $14,200 | $73.91 | $63.73 - $78.31 |
| Q2 2018 | 190,482 | $13,324 | $74.69 | $66.01 - $80.66 |
| Q1 2018 | 246,475 | $19,071 | $82.52 | $70.48 - $94.76 |
| Q4 2017 | 285,176 | $26,666 | $84.73 | $77.73 - $94.79 |
| Q3 2017 | 247,276 | $19,913 | $72.99 | $68.35 - $81.32 |
| Q2 2017 | 241,043 | $17,203 | $69.19 | $63.62 - $74.89 |
| Q1 2017 | 218,268 | $15,533 | $66.30 | $61.36 - $71.76 |
| Q4 2016 | 217,052 | $14,621 | $60.10 | $52.00 - $69.24 |
| Q3 2016 | 219,978 | $12,498 | $51.33 | $43.19 - $57.47 |
| Q2 2016 | 224,613 | $9,971 | $51.75 | $42.56 - $60.47 |
| Q1 2016 | 223,830 | $12,910 | $48.21 | $37.53 - $63.82 |
| Q4 2015 | 208,098 | $9,123 | $47.01 | $38.20 - $52.90 |
| Q3 2015 | 205,754 | $8,059 | $48.50 | $38.08 - $57.84 |
| Q2 2015 | 208,478 | $11,928 | $62.99 | $56.87 - $69.26 |
| Q1 2015 | 232,855 | $15,359 | $64.00 | $58.99 - $70.23 |
| Q4 2014 | 223,747 | $14,043 | $62.99 | $57.15 - $67.78 |
| Q3 2014 | 220,175 | $13,327 | $68.11 | $60.32 - $75.08 |
| Q2 2014 | 235,893 | $17,257 | $71.99 | $66.59 - $75.78 |
| Q1 2014 | 225,036 | $16,354 | $70.90 | $56.30 - $80.00 |
| Q4 2013 | 287,616 | $16,580 | $57.38 | $53.39 - $61.24 |
| Q3 2013 | 305,069 | $18,368 | $57.92 | $51.01 - $60.56 |
| Q2 2013 | 301,932 | $15,327 | $49.52 | $44.76 - $51.74 |