Ticker: NL CUSIP: 629156407 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 45,994 | $341 | $5.07 | $4.66 - $5.54 |
| Q1 2015 | 150,008 | $1,163 | $5.04 | $4.59 - $5.87 |
| Q4 2014 | 148,780 | $1,280 | $5.19 | $4.43 - $6.23 |
| Q3 2014 | 160,017 | $1,177 | $6.00 | $4.80 - $7.05 |
| Q2 2014 | 171,852 | $1,596 | $6.35 | $5.61 - $7.46 |
| Q1 2014 | 129,687 | $1,406 | $7.51 | $6.74 - $8.43 |
| Q4 2013 | 22,225 | $248 | $7.44 | $6.69 - $7.97 |