| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2018 Q3 | 18 | 142 M | $141 M |
| 2018 Q2 | 34 | 290 M | $326 M |
| 2018 Q1 | 33 | 395 M | $441 M |
| 2017 Q4 | 36 | 404 M | $456 M |
| 2017 Q3 | 29 | 417 M | $476 M |
| 2017 Q2 | 27 | 484 M | $628 M |
| 2017 Q1 | 31 | 596 M | $733 M |
| 2016 Q4 | 33 | 589 M | $672 M |
| 2016 Q3 | 29 | 553 M | $589 M |
| 2016 Q2 | 30 | 600 M | $620 M |
| 2016 Q1 | 28 | 556 M | $565 M |
| 2015 Q4 | 32 | 552 M | $540 M |
| 2015 Q3 | 35 | 544 M | $527 M |
| 2015 Q2 | 38 | 538 M | $553 M |
| 2015 Q1 | 39 | 496 M | $547 M |
| 2014 Q4 | 40 | 464 M | $537 M |
| 2014 Q3 | 37 | 484 M | $497 M |
| 2014 Q2 | 1 | 42.7 M | $43.8 M |