CUSIP: 858912108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 43,898 | $3,144 | — | — |
| Q2 2017 | 28,339 | $2,163 | — | — |
| Q1 2017 | 28,486 | $2,361 | — | — |
| Q4 2016 | 8,880 | $684 | — | — |
| Q2 2016 | 2,113 | $220 | — | — |