Ownership Summary

Ownership Summary

Top Holders

Holder Shares Held % O/S Share Change Filing Date
ValueAct Capital Management, L.P. 5,877,400 10.61 -- 3/31/18
The Vanguard Group, Inc. 4,859,370 8.77 35,696 3/31/18
Edgewood Management LLC 2,451,031 4.42 -452,802 3/31/18
BlackRock Institutional Trust Company, N.A. 2,312,345 4.17 34,414 3/31/18
State Street Global Advisors (US) 1,876,847 3.39 -79,708 3/31/18
Viking Global Investors LP 1,824,900 3.29 1,810,614 3/31/18
Brave Warrior Advisors, LLC 1,723,950 3.11 67,226 3/31/18
Wellington Management Company, LLP 1,673,608 3.02 -239,800 3/31/18
Fidelity Management & Research Company 1,660,223 3.00 468,143 3/31/18
Boston Partners 974,709 1.76 468,310 3/31/18

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
Vanguard Total Stock Market Index Fund 1,174,114 2.12 15,348 5/31/18
Vanguard Mid-Cap Index Fund 1,130,438 2.04 4,562 5/31/18
Vanguard 500 Index Fund 863,757 1.56 8,991 5/31/18
Fidelity Balanced Fund 701,600 1.27 586,800 5/31/18
SPDR S&P 500 ETF 531,747 0.96 -4,536 6/30/18
Caisse de depot et Placement du Quebec 528,111 0.95 138,419 12/31/17
Parnassus Endeavor Fund 505,000 0.91 -- 12/31/17
Statens Pensjonsfond Utland 488,253 0.88 167,409 12/31/17
Vanguard Institutional Index Fund 468,730 0.85 -1,450 5/31/18
Edgewood L Select - US Select Growth fund 427,261 0.77 678 6/30/17