Ticker: NL CUSIP: 629156407 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2014 | 150 | $1 | $6.35 | $5.61 - $7.46 |
| Q4 2013 | 10 | $0 | $7.44 | $6.69 - $7.97 |
| Q3 2013 | 431 | $5 | $7.29 | $6.80 - $8.16 |
| Q2 2013 | 431 | $5 | $7.45 | $6.66 - $8.29 |