Ownership Summary

Top Holders

Holder Shares Held % O/S Share Change Filing Date
BlackRock Institutional Trust Company, N.A. 3,518,299 12.53 108,071 3/31/18
RE Advisers Corporation 2,271,136 8.09 -- 3/31/18
Dimensional Fund Advisors, L.P. 2,224,261 7.92 136,757 3/31/18
Boston Partners 1,757,913 6.26 -87,146 3/31/18
The Vanguard Group, Inc. 1,537,162 5.47 1,738 3/31/18
Century Management 866,177 3.08 -323,363 3/31/18
Foundry Partners, LLC 847,624 3.02 19,751 3/31/18
Grace & White, Inc. 744,453 2.65 -- 3/31/18
Invesco Canada Ltd. 719,419 2.56 -- 3/31/18
State Street Global Advisors (US) 658,340 2.34 -18,229 3/31/18

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
Homestead Small Company Stock Fund 1,853,794 6.60 -- 3/31/18
iShares Core S&P Small-Cap ETF 1,551,929 5.53 145,316 6/30/18
DFA U.S. Small Cap Value Portfolio 726,856 2.59 -- 1/31/18
Invesco Endeavor Fund 719,419 2.56 -- 5/31/18
Vanguard Total Stock Market Index Fund 682,871 2.43 61,417 5/31/18
iShares Russell 2000 ETF 613,518 2.18 77,941 6/30/18
Russell Investments U.S. Small Cap Equity Fund 486,703 1.73 16,400 5/31/18
Franklin MicroCap Value Fund 445,000 1.58 -- 5/31/18
iShares S&P Small-Cap 600 Value ETF 421,037 1.50 28,793 6/30/18
Vanguard Extended Market Index Fund 388,707 1.38 2,400 5/31/18

* Insider values reflect direct beneficial ownership.

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