CUSIP: 63607P208 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2013 | 433,427 | $10,970 | — | — |
| Q4 2012 | 460,881 | $7,900 | — | — |
| Q3 2012 | 518,028 | $8,755 | — | — |
| Q2 2012 | 470,346 | $6,303 | — | — |
| Q1 2012 | 228,512 | $3,460 | — | — |