Ticker: NI CUSIP: 65473P105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 12,975 | $542 | $42.62 | $40.75 - $44.58 |
| Q3 2025 | 22,733 | $984 | $41.04 | $38.07 - $43.22 |
| Q2 2025 | 24,468 | $987 | $38.61 | $34.92 - $40.25 |
| Q1 2025 | 24,786 | $994 | $37.65 | $34.53 - $40.61 |
| Q4 2024 | 25,087 | $922 | $34.83 | $32.48 - $37.50 |
| Q3 2024 | 24,805 | $859 | $30.72 | $27.20 - $33.49 |
| Q2 2024 | 25,777 | $743 | $26.92 | $24.89 - $28.17 |
| Q1 2024 | 24,344 | $673 | $24.83 | $23.51 - $26.28 |
| Q4 2023 | 26,093 | $693 | $24.04 | $21.24 - $25.67 |
| Q3 2023 | 29,655 | $732 | $25.04 | $22.81 - $26.39 |
| Q2 2023 | 33,567 | $918 | $25.49 | $24.33 - $26.66 |
| Q1 2023 | 33,560 | $938 | $24.88 | $23.66 - $25.79 |
| Q4 2022 | 33,387 | $915 | $23.70 | $21.30 - $25.84 |
| Q3 2022 | 32,850 | $827 | $26.33 | $22.49 - $28.55 |
| Q2 2022 | 32,850 | $969 | $26.85 | $23.44 - $28.74 |
| Q1 2022 | 31,854 | $1,013 | $25.52 | $23.10 - $28.21 |
| Q4 2021 | 32,299 | $892 | $22.19 | $20.82 - $24.36 |
| Q3 2021 | 32,599 | $790 | $21.56 | $20.50 - $22.41 |
| Q2 2021 | 32,991 | $808 | $21.80 | $20.01 - $22.86 |
| Q1 2021 | 33,184 | $800 | $19.14 | $17.80 - $20.84 |
| Q4 2020 | 105,197 | $2,413 | $19.68 | $17.87 - $21.34 |
| Q3 2020 | 103,112 | $2,269 | $19.36 | $17.80 - $21.02 |
| Q2 2020 | 74,344 | $1,690 | $19.95 | $17.79 - $22.59 |
| Q1 2020 | 36,334 | $907 | $22.67 | $16.09 - $25.06 |
| Q4 2019 | 36,916 | $1,028 | $22.34 | $21.19 - $24.31 |
| Q3 2019 | 38,065 | $1,139 | $23.74 | $22.21 - $24.87 |
| Q2 2019 | 38,365 | $1,105 | $22.64 | $21.66 - $23.96 |
| Q1 2019 | 38,066 | $1,091 | $21.49 | $19.60 - $23.07 |
| Q4 2018 | 36,641 | $929 | $20.42 | $19.05 - $22.01 |
| Q3 2018 | 36,702 | $915 | $20.80 | $19.35 - $22.14 |
| Q2 2018 | 33,909 | $891 | $19.12 | $18.16 - $20.57 |
| Q1 2018 | 33,760 | $807 | $18.30 | $17.40 - $19.75 |
| Q4 2017 | 33,760 | $867 | $20.38 | $18.94 - $21.35 |
| Q3 2017 | 32,603 | $834 | $20.05 | $18.94 - $20.85 |
| Q2 2017 | 32,535 | $825 | $18.88 | $17.73 - $20.15 |
| Q1 2017 | 32,438 | $772 | $17.18 | $16.18 - $18.30 |
| Q4 2016 | 32,088 | $710 | $16.59 | $15.82 - $17.85 |
| Q3 2016 | 31,598 | $762 | $18.54 | $17.21 - $19.86 |
| Q2 2016 | 31,147 | $826 | $17.66 | $16.09 - $19.56 |
| Q1 2016 | 30,732 | $724 | $15.66 | $13.85 - $17.38 |
| Q4 2015 | 30,372 | $593 | $13.95 | $13.22 - $14.63 |
| Q3 2015 | 29,484 | $547 | $12.30 | $11.57 - $13.39 |
| Q2 2015 | 29,941 | $1,365 | $12.70 | $11.86 - $13.80 |
| Q1 2015 | 29,309 | $1,294 | $12.01 | $11.41 - $12.59 |
| Q4 2014 | 28,459 | $1,207 | $11.47 | $10.36 - $12.46 |
| Q3 2014 | 27,919 | $1,144 | $10.70 | $9.93 - $11.50 |
| Q2 2014 | 28,119 | $1,106 | $10.06 | $9.35 - $10.87 |
| Q1 2014 | 28,061 | $997 | $9.34 | $8.67 - $10.02 |
| Q4 2013 | 28,127 | $925 | $8.50 | $8.06 - $9.04 |
| Q3 2013 | 27,992 | $865 | $8.06 | $7.51 - $8.38 |
| Q2 2013 | 27,787 | $796 | $7.81 | $7.21 - $8.30 |
| Q1 2013 | 27,163 | $797 | $7.14 | $6.50 - $7.75 |
| Q4 2012 | 27,152 | $676 | — | — |
| Q3 2012 | 25,663 | $654 | — | — |
| Q2 2012 | 25,663 | $635 | — | — |
| Q1 2012 | 25,763 | $627 | — | — |
| Q4 2011 | 25,441 | $606 | — | — |
| Q3 2011 | 24,858 | $531 | — | — |