| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| SSTK | Chief Technology Officer | Mar 06, 2019 | Sale | $46.48 | 5,677 | 263,867 | 41,619 | Mar 06, 2019, 05:24 PM |
| SSTK | Chief Technology Officer | Mar 01, 2019 | Option Exercise | $47.76 | 2,921 | 139,507 | 47,296 | Mar 04, 2019, 06:17 PM |
| SSTK | Chief Technology Officer | Feb 15, 2019 | Sale | $42.00 | 5,112 | 214,704 | 50,217 | Feb 19, 2019, 07:40 PM |
| SSTK | Chief Technology Officer | Feb 01, 2019 | Option Exercise | $39.87 | 2,800 | 111,636 | 55,329 | Feb 19, 2019, 07:39 PM |
| SSTK | Chief Technology Officer | Feb 01, 2018 | Option Exercise | $39.87 | 2,800 | 111,636 | 55,329 | Feb 05, 2019, 04:28 PM |
| SSTK | Chief Technology Officer | Aug 15, 2018 | Sale | $51.18 | 4,813 | 246,329 | 55,101 | Aug 17, 2018, 06:07 AM |
| SSTK | Chief Technology Officer | Feb 01, 2018 | Option Exercise | $44.52 | 2,687 | 119,625 | 27,313 | Feb 05, 2018, 05:08 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| SSTK | Chief Technology Officer | Mar 06, 2019 | Sale | 263,867 |
| SSTK | Chief Technology Officer | Mar 01, 2019 | Option Exercise | 139,507 |
| SSTK | Chief Technology Officer | Feb 15, 2019 | Sale | 214,704 |
| SSTK | Chief Technology Officer | Feb 01, 2019 | Option Exercise | 111,636 |
| SSTK | Chief Technology Officer | Feb 01, 2018 | Option Exercise | 111,636 |
| SSTK | Chief Technology Officer | Aug 15, 2018 | Sale | 246,329 |
| SSTK | Chief Technology Officer | Feb 01, 2018 | Option Exercise | 119,625 |