| Date | Filer | Title | Filing | Type | Shares Traded | Price | Total Held |
|---|---|---|---|---|---|---|---|
| Dec 07, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 304,922 | $70.06 | 5,018,097 |
| Dec 12, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 1,497 | $69.92 | 5,113,620 |
| Dec 14, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 2,160 | $69.91 | 5,115,780 |
| Dec 08, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 21,438 | $69.87 | 5,039,535 |
| Dec 21, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 22,024 | $69.80 | 5,154,705 |
| Dec 11, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 11,983 | $69.25 | 5,112,123 |
| Dec 07, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 58,562 | $69.20 | 4,713,175 |
| Dec 08, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 53,905 | $69.19 | 5,093,440 |
| Dec 20, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 16,901 | $68.98 | 5,132,681 |
| Dec 07, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 21,033 | $68.94 | 4,654,613 |
| Dec 08, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 6,700 | $68.92 | 5,100,140 |
| Jan 02, 2018 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 8,370 | $68.66 | 5,222,140 |
| Dec 29, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 13,500 | $68.56 | 5,213,770 |
| Dec 22, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 6,930 | $68.40 | 5,161,635 |
| Dec 28, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 12,421 | $68.14 | 5,200,270 |
| Dec 27, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 11,315 | $68.02 | 5,187,849 |
| Dec 26, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 14,899 | $67.68 | 5,176,534 |
| Dec 06, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 46,892 | $67.45 | 4,633,580 |
| Dec 06, 2017 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 28,301 | $67.17 | 4,586,688 |
| Dec 08, 2016 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Other acquisition or disposition (describe transaction) | 11,316 | $64.13 | 4,558,387 |
| Dec 08, 2016 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Other acquisition or disposition (describe transaction) | 161,487 | $64.13 | 4,558,387 |
| May 07, 2019 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 8,203 | $63.47 | 4,060,227 |
| May 21, 2018 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 75,000 | $59.84 | 5,336,269 |
| May 22, 2018 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 78,620 | $59.72 | 5,414,889 |
| May 23, 2018 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 50,000 | $59.56 | 5,464,889 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.
For recent transactions, including derivative transactions, see our Section 16 SEC filings page.