CUSIP: 86764P109 Class: COMMON STOCK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2011 | 12,180 | $377 | — | — |
| Q2 2011 | 36,654 | $1,528 | — | — |
| Q4 2010 | 35,594 | $1,434 | — | — |
| Q3 2010 | 35,594 | $1,299 | — | — |
| Q1 2009 | 22,017 | $583 | — | — |
| Q4 2008 | 18,437 | $801 | — | — |
| Q2 2008 | 21,621 | $879 | — | — |
| Q1 2008 | 34,283 | $1,798 | — | — |
| Q4 2007 | 2,510 | $156 | — | — |
| Q3 2007 | 34,298 | $2,427 | — | — |
| Q4 2006 | 2,510 | $156 | — | — |