Ticker: NL CUSIP: 629156407 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 15,683 | $35 | $1.59 | $1.29 - $2.08 |
| Q4 2015 | 17,967 | $55 | $2.26 | $1.77 - $2.84 |
| Q3 2015 | 15,035 | $45 | $3.42 | $1.95 - $5.15 |