| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2020 Q1 | 1 | 0 | $0 |
| 2019 Q4 | 1 | 0 | $0 |
| 2019 Q3 | 1 | 0 | $0 |
| 2019 Q2 | 15 | 715 k | $714 k |
| 2019 Q1 | 14 | 818 k | $834 k |
| 2018 Q4 | 18 | 1.01 M | $902 k |
| 2018 Q3 | 20 | 967 k | $1.24 M |
| 2018 Q2 | 19 | 2.42 M | $3.46 M |
| 2018 Q1 | 16 | 2.35 M | $3.06 M |
| 2017 Q4 | 17 | 2.37 M | $2.80 M |
| 2017 Q3 | 13 | 2.12 M | $2.65 M |
| 2017 Q2 | 11 | 1.97 M | $2.42 M |
| 2017 Q1 | 12 | 1.87 M | $2.36 M |
| 2016 Q4 | 14 | 1.92 M | $2.46 M |
| 2016 Q3 | 15 | 1.99 M | $1.97 M |
| 2016 Q2 | 14 | 1.92 M | $2.54 M |
| 2016 Q1 | 15 | 1.95 M | $3.18 M |
| 2015 Q4 | 14 | 2.02 M | $3.69 M |
| 2015 Q3 | 11 | 2.04 M | $3.96 M |
| 2015 Q2 | 13 | 1.99 M | $3.07 M |
| 2015 Q1 | 12 | 1.90 M | $2.57 M |
| 2014 Q4 | 12 | 1.88 M | $2.71 M |
| 2014 Q3 | 16 | 1.87 M | $2.90 M |
| 2014 Q2 | 14 | 582 k | $1.02 M |
| 2014 Q1 | 13 | 592 k | $1.04 M |