Ticker: NL CUSIP: 629156407 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2016 | 227,552 | $585 | $1.92 | $1.44 - $2.37 |
| Q1 2016 | 242,935 | $549 | $1.59 | $1.29 - $2.08 |
| Q4 2015 | 294,045 | $894 | $2.26 | $1.77 - $2.84 |
| Q3 2015 | 309,933 | $927 | $3.42 | $1.95 - $5.15 |
| Q2 2015 | 290,008 | $2,149 | $5.07 | $4.66 - $5.54 |
| Q1 2015 | 275,208 | $2,133 | $5.04 | $4.59 - $5.87 |
| Q4 2014 | 275,208 | $2,367 | $5.19 | $4.43 - $6.23 |
| Q3 2014 | 275,208 | $2,026 | $6.00 | $4.80 - $7.05 |
| Q2 2014 | 196,456 | $1,825 | $6.35 | $5.61 - $7.46 |
| Q1 2014 | 106,826 | $1,158 | $7.51 | $6.74 - $8.43 |