CUSIP: 858912108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 11,550 | $785 | — | — |
| Q3 2017 | 11,600 | $831 | — | — |
| Q2 2017 | 13,600 | $1,038 | — | — |
| Q1 2017 | 7,000 | $580 | — | — |
| Q2 2016 | 11,000 | $1,145 | — | — |
| Q1 2016 | 3,200 | $404 | — | — |
| Q4 2015 | 3,200 | $386 | — | — |
| Q3 2015 | 2,200 | $306 | — | — |
| Q2 2015 | 7,200 | $964 | — | — |
| Q1 2015 | 5,200 | $730 | — | — |