| 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 | 1 | 0 | $0 |
| 2019 Q1 | 1 | 0 | $0 |
| 2018 Q4 | 2 | 182 k | $178 k |
| 2018 Q3 | 2 | 182 k | $177 k |
| 2018 Q2 | 1 | 182 k | $176 k |
| 2018 Q1 | 1 | 182 k | $177 k |
| 2017 Q4 | 1 | 182 k | $177 k |
| 2017 Q3 | 1 | 182 k | $176 k |
| 2017 Q2 | 2 | 188 k | $482 k |
| 2017 Q1 | 2 | 188 k | $482 k |
| 2016 Q4 | 1 | 182 k | $174 k |
| 2016 Q3 | 2 | 515 k | $497 k |
| 2016 Q2 | 2 | 7.26 M | $7.06 M |
| 2016 Q1 | 2 | 7.26 M | $6.99 M |
| 2015 Q4 | 2 | 12.3 M | $12.0 M |
| 2015 Q3 | 2 | 12.3 M | $11.7 M |
| 2015 Q2 | 1 | 13.7 M | $15.3 M |
| 2015 Q1 | 2 | 13.7 M | $15.3 M |
| 2014 Q4 | 2 | 13.7 M | $15.1 M |
| 2014 Q3 | 2 | 13.7 M | $13.4 M |