Ownership Summary

Top Holders
 Shares Held% O/SShare ChangeFiling Date
The Vanguard Group, Inc.11,877,48810.41,446,00803/31/18
T. Rowe Price Associates, Inc.8,271,3137.27,508,91003/31/18
BlackRock Institutional Trust Company, N.A.5,728,3475.0-3,327,39703/31/18
Jackson Square Partners, LLC5,454,1174.81,555,30903/31/18
State Street Global Advisors (US)4,207,4963.7654,32503/31/18
Fidelity Management & Research Company2,743,2112.4449,44003/31/18
Invesco Advisers, Inc.2,713,9172.4203,64003/31/18
MFS Investment Management2,551,0512.271,37503/31/18
Macquarie Investment Management1,853,4861.6162,53703/31/18
JP Morgan Asset Management1,728,5171.5-296,62003/31/18
Top Holders: Mutual Funds
 Shares% O/SShare ChangeFiling Date
Vanguard Total Stock Market Index Fund2,858,0192.538,46006/30/18
Vanguard Mid-Cap Index Fund2,693,2772.4-49,03006/30/18
Vanguard 500 Index Fund2,068,6221.840,11006/30/18
SPDR S&P 500 ETF1,276,5441.13,14606/30/18
US Bank Vanguard Institutional 500 Index Trust1,105,4301.0-10,57906/30/18
Vanguard U.S. Growth Fund1,071,8650.9249,14503/31/18
Delaware U.S. Growth Fund1,005,3470.9175,60503/31/18
PowerShares QQQ Trust - Series 1945,3260.835,39206/30/18
Statens Pensjonsfond Utland922,7090.8255,47912/31/17
T. Rowe Price Global Technology Fund875,9320.8-2,259,36806/30/18
Ownership data based on most recent publicly available data according to Thomson Reuters.