| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2021 Q2 | 1 | 0 | $0 |
| 2021 Q1 | 1 | 0 | $0 |
| 2020 Q4 | 1 | 0 | $0 |
| 2020 Q3 | 1 | 0 | $0 |
| 2020 Q2 | 1 | 0 | $0 |
| 2020 Q1 | 2 | 0 | $0 |
| 2019 Q4 | 1 | 0 | $0 |
| 2019 Q3 | 1 | 0 | $0 |
| 2019 Q2 | 1 | 0 | $0 |
| 2019 Q1 | 30 | 17.4 M | $26.4 M |
| 2018 Q4 | 38 | 19.5 M | $26.4 M |
| 2018 Q3 | 38 | 19.3 M | $30.7 M |
| 2018 Q2 | 36 | 21.2 M | $34.4 M |
| 2018 Q1 | 34 | 20.9 M | $40.5 M |
| 2017 Q4 | 35 | 19.7 M | $44.3 M |
| 2017 Q3 | 35 | 19.4 M | $28.3 M |
| 2017 Q2 | 33 | 19.7 M | $26.3 M |
| 2017 Q1 | 37 | 19.5 M | $24.6 M |
| 2016 Q4 | 40 | 19.4 M | $26.4 M |
| 2016 Q3 | 40 | 23.8 M | $43.9 M |
| 2016 Q2 | 49 | 25.1 M | $49.4 M |
| 2016 Q1 | 46 | 25.6 M | $60.6 M |
| 2015 Q4 | 45 | 25.8 M | $75.4 M |
| 2015 Q3 | 42 | 26.2 M | $65.1 M |
| 2015 Q2 | 41 | 25.9 M | $59.2 M |
| 2015 Q1 | 46 | 26.0 M | $70.8 M |
| 2014 Q4 | 47 | 25.9 M | $80.2 M |
| 2014 Q3 | 47 | 23.2 M | $87.8 M |
| 2014 Q2 | 51 | 23.6 M | $92.6 M |
| 2014 Q1 | 48 | 23.6 M | $89.1 M |