CUSIP: 859737207 Class: ADS
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2011 | 10,284 | $71 | — | — |
| Q3 2011 | 14,890 | $137 | — | — |
| Q2 2011 | 14,960 | $225 | — | — |
| Q1 2011 | 16,556 | $255 | — | — |
| Q4 2010 | 14,304 | $237 | — | — |
| Q3 2010 | 14,884 | $223 | — | — |
| Q2 2010 | 15,024 | $214 | — | — |
| Q1 2010 | 18,780 | $349 | — | — |
| Q4 2009 | 18,480 | $336 | — | — |
| Q3 2009 | 21,602 | $345 | — | — |
| Q2 2009 | 16,910 | $210 | — | — |
| Q1 2009 | 22,862 | $162 | — | — |
| Q4 2008 | 19,962 | $110 | — | — |