| Period | Shares, Excl. Options | Value, Excl. Options | Change | Price | Investors |
|---|---|---|---|---|---|
| 2016 Q4 | 0 | $0 | -$19.9M | 0 | |
| 2016 Q3 | 601K | $16.6M | -$309M | $27.16 | 9 |
| 2016 Q2 | 12.5M | $329M | +$11.8M | $26.39 | 74 |
| 2016 Q1 | 12.2M | $145M | -$5.18M | $11.87 | 65 |
| 2015 Q4 | 12.6M | $189M | -$14.7M | $15.04 | 64 |
| 2015 Q3 | 13.3M | $324M | -$9.56M | $24.34 | 67 |
| 2015 Q2 | 13.4M | $628M | -$16.1M | $46.75 | 80 |
| 2015 Q1 | 14.1M | $671M | +$72M | $47.50 | 82 |
| 2014 Q4 | 12.1M | $549M | +$19.2M | $45.45 | 74 |
| 2014 Q3 | 11.6M | $683M | +$19.4M | $59.15 | 71 |
| 2014 Q2 | 11.2M | $614M | +$3.62M | $54.64 | 70 |
| 2014 Q1 | 11.3M | $467M | -$1.16M | $41.49 | 65 |