| 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 | 2 | 5.73 k | $244 k |
| 2019 Q2 | 1 | 0 | $0 |
| 2019 Q1 | 1 | 0 | $0 |
| 2018 Q4 | 218 | 59.6 M | $2.50 B |
| 2018 Q3 | 248 | 60.3 M | $2.52 B |
| 2018 Q2 | 232 | 60.3 M | $2.45 B |
| 2018 Q1 | 231 | 60.6 M | $2.72 B |
| 2017 Q4 | 222 | 58.5 M | $2.37 B |
| 2017 Q3 | 225 | 56.2 M | $2.27 B |
| 2017 Q2 | 233 | 56.2 M | $2.80 B |
| 2017 Q1 | 233 | 56.3 M | $2.93 B |
| 2016 Q4 | 247 | 56.1 M | $3.26 B |
| 2016 Q3 | 243 | 56.8 M | $2.64 B |
| 2016 Q2 | 254 | 57.5 M | $2.66 B |
| 2016 Q1 | 243 | 57.3 M | $2.73 B |
| 2015 Q4 | 243 | 58.4 M | $2.82 B |
| 2015 Q3 | 235 | 58.0 M | $2.69 B |
| 2015 Q2 | 229 | 58.1 M | $2.78 B |
| 2015 Q1 | 217 | 59.1 M | $2.79 B |
| 2014 Q4 | 236 | 59.1 M | $2.59 B |
| 2014 Q3 | 228 | 59.4 M | $2.54 B |
| 2014 Q2 | 239 | 61.6 M | $2.80 B |
| 2014 Q1 | 224 | 62.3 M | $2.47 B |