Ticker: NSRGY CUSIP: 641069406 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2013 | 202,804 | $14,697 | — | — |
| Q2 2011 | 159,372 | $9,942 | — | — |
| Q1 2011 | 145,607 | $8,369 | — | — |
| Q4 2010 | 140,957 | $8,291 | — | — |
| Q3 2010 | 134,761 | $7,221 | — | — |
| Q2 2010 | 122,448 | $5,907 | — | — |
| Q1 2010 | 123,809 | $6,339 | — | — |