CUSIP: 858912108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 15,782 | $1,073 | — | — |
| Q3 2017 | 17,115 | $1,226 | — | — |
| Q2 2017 | 19,201 | $1,465 | — | — |
| Q1 2017 | 21,259 | $1,762 | — | — |
| Q4 2016 | 25,946 | $1,999 | — | — |
| Q3 2016 | 29,916 | $2,397 | — | — |