Ownership Summary

Top Holders

Holder Shares Held % O/S Share Change Filing Date
BlackRock Institutional Trust Company, N.A. 6,593,530 14.22 60,589 12/31/19
The Vanguard Group, Inc. 4,896,672 10.56 35,448 12/31/19
Wellington Management Company, LLP 4,249,284 9.16 343,271 12/31/19
Dimensional Fund Advisors, L.P. 2,992,562 6.45 -18,890 12/31/19
Silvercrest Asset Management Group LLC 2,414,385 5.21 -22,511 12/31/19
State Street Global Advisors (US) 1,396,706 3.01 29,161 12/31/19
Norges Bank Investment Management (NBIM) 1,053,471 2.29 -26,245 12/31/19
Nuveen Asset Management, LLC 1,032,683 2.23 -9,167 12/31/19
Darrow (Kurt L) 940,782 2.04 -- 2/20/20
Northern Trust Investments, Inc. 873,461 1.88 -17,916 12/31/19

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
iShares Core S&P Small-Cap ETF 2,909,329 6.32 -15,383 2/29/20
Vanguard Explorer Fund 1,868,338 4.06 209,272 12/31/19
Vanguard Total Stock Market Index Fund 1,345,844 2.92 2,508 2/29/20
Vanguard Small-Cap Index Fund 1,200,726 2.61 -550 2/29/20
Statens Pensjonsfond Utland 1,053,471 2.29 -26,245 12/31/19
iShares Russell 2000 ETF 979,546 2.13 15,931 2/29/20
Nuveen Small Cap Value Fund 733,339 1.59 -3,520 2/29/20
Vanguard Small-Cap Value Index Fund 719,104 1.56 2,812 2/29/20
Vanguard Extended Market Index Fund 666,130 1.45 -2,890 2/29/20
DFA U.S. Micro Cap Portfolio 558,862 1.21 -- 10/31/19

* Insider values reflect direct beneficial ownership.

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