CUSIP: 858912108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 145,640 | $10,431 | — | — |
| Q2 2017 | 76,000 | $5,800 | — | — |
| Q1 2017 | 62,000 | $5,139 | — | — |
| Q4 2016 | 50,000 | $3,852 | — | — |
| Q3 2016 | 28,000 | $2,244 | — | — |