| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2018 Q3 | 31 | 174 M | $294 M |
| 2018 Q2 | 27 | 181 M | $273 M |
| 2018 Q1 | 26 | 166 M | $247 M |
| 2017 Q4 | 30 | 189 M | $318 M |
| 2017 Q3 | 29 | 195 M | $301 M |
| 2017 Q2 | 28 | 214 M | $299 M |
| 2017 Q1 | 30 | 200 M | $288 M |
| 2016 Q4 | 31 | 205 M | $280 M |
| 2016 Q3 | 25 | 205 M | $257 M |
| 2016 Q2 | 26 | 210 M | $260 M |
| 2016 Q1 | 25 | 206 M | $3.64 B |
| 2015 Q4 | 25 | 213 M | $3.61 B |
| 2015 Q3 | 24 | 205 M | $3.09 B |
| 2015 Q2 | 27 | 198 M | $2.95 B |
| 2015 Q1 | 27 | 173 M | $3.17 B |
| 2014 Q4 | 28 | 177 M | $2.50 B |
| 2014 Q3 | 29 | 179 M | $2.48 B |
| 2014 Q2 | 32 | 206 M | $2.78 B |
| 2014 Q1 | 28 | 189 M | $1.70 B |