CUSIP: 861811107 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2015 | 86,557 | $2,753 | — | — |
| Q2 2015 | 172,000 | $5,103 | — | — |
| Q1 2015 | 252,401 | $7,620 | — | — |
| Q4 2014 | 327,501 | $9,701 | — | — |
| Q3 2014 | 492,848 | $12,691 | — | — |
| Q2 2014 | 547,029 | $13,785 | — | — |