Ticker: NI CUSIP: 65473P105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 31,897 | $763 | $18.30 | $17.40 - $19.75 |
| Q4 2017 | 31,469 | $808 | $20.38 | $18.94 - $21.35 |
| Q3 2017 | 31,403 | $804 | $20.05 | $18.94 - $20.85 |
| Q2 2017 | 31,074 | $788 | $18.88 | $17.73 - $20.15 |
| Q1 2017 | 28,850 | $686 | $17.18 | $16.18 - $18.30 |
| Q4 2016 | 22,402 | $496 | $16.59 | $15.82 - $17.85 |
| Q3 2016 | 20,507 | $494 | $18.54 | $17.21 - $19.86 |
| Q2 2016 | 15,765 | $418 | $17.66 | $16.09 - $19.56 |
| Q1 2016 | 15,735 | $371 | $15.66 | $13.85 - $17.38 |
| Q4 2015 | 15,821 | $309 | $13.95 | $13.22 - $14.63 |
| Q3 2015 | 1,943 | $233 | $12.30 | $11.57 - $13.39 |
| Q2 2015 | 13,827 | $630 | $12.70 | $11.86 - $13.80 |
| Q1 2015 | 16,089 | $710 | $12.01 | $11.41 - $12.59 |
| Q4 2014 | 14,572 | $618 | $11.47 | $10.36 - $12.46 |
| Q3 2014 | 12,247 | $502 | $10.70 | $9.93 - $11.50 |
| Q2 2014 | 11,905 | $468 | $10.06 | $9.35 - $10.87 |
| Q1 2014 | 11,518 | $409 | $9.34 | $8.67 - $10.02 |
| Q4 2013 | 11,512 | $379 | $8.50 | $8.06 - $9.04 |
| Q3 2013 | 11,492 | $355 | $8.06 | $7.51 - $8.38 |
| Q2 2013 | 11,156 | $320 | $7.81 | $7.21 - $8.30 |
| Q1 2013 | 10,968 | $322 | $7.14 | $6.50 - $7.75 |