| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2018 Q3 | 0 | $0 | -$288,676,000 | 0 | |
| 2018 Q2 | 3,854,124 | $291,262,750 | +$24,502,795 | $75.46 | 32 |
| 2018 Q1 | 4,325,944 | $272,111,221 | +$1,526,132 | $62.79 | 32 |
| 2017 Q4 | 4,301,767 | $265,674,650 | +$5,862,818 | $61.85 | 32 |
| 2017 Q3 | 4,224,135 | $225,314,000 | +$2,911,493 | $53.32 | 31 |
| 2017 Q2 | 4,215,080 | $198,343,000 | -$30,750,456 | $47.11 | 33 |
| 2017 Q1 | 4,463,823 | $269,932,000 | +$44,432,740 | $60.44 | 29 |
| 2016 Q4 | 4,484,974 | $294,735,000 | +$2,980,770 | $65.67 | 34 |
| 2016 Q3 | 4,441,266 | $273,848,000 | -$107,030,633 | $61.40 | 31 |
| 2016 Q2 | 7,382,702 | $341,242,000 | +$4,829,621 | $46.17 | 35 |
| 2016 Q1 | 6,750,107 | $246,337,000 | +$4,437,664 | $36.76 | 33 |
| 2015 Q4 | 7,371,110 | $230,317,000 | -$1,254,878 | $31.43 | 33 |
| 2015 Q3 | 7,332,224 | $263,640,000 | +$236,026,000 | $36.11 | 35 |
| 2015 Q2 | 20,000 | $1,010,000 | +$1,010,000 | $50.50 | 1 |