Ownership Summary

Top Holders

Holder Shares Held % O/S Share Change Filing Date
J.C. Flowers & Co. LLC 4,327,644 14.01 4,327,644 7/24/18
Broad Run Investment Management, LLC 3,869,907 12.53 54,694 12/31/18
BlackRock Institutional Trust Company, N.A. 3,552,926 11.50 78,351 12/31/18
William Blair Investment Management, LLC 3,342,853 10.82 -33,284 12/31/18
The Vanguard Group, Inc. 3,085,230 9.99 176,009 1/31/19
T. Rowe Price Associates, Inc. 2,913,250 9.43 1,066,212 12/31/18
Allianz Global Investors U.S. Holdings LLC 2,146,772 6.95 235,267 12/31/18
Invesco Canada Ltd. 2,042,733 6.61 350,463 12/31/18
RE Advisers Corporation 1,754,059 5.68 -472,500 12/31/18
Dimensional Fund Advisors, L.P. 1,546,966 5.01 18,488 12/31/18

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
Hennessy Focus Fund 3,082,416 9.98 -- 12/31/18
iShares Core S&P Small-Cap ETF 1,523,547 4.93 75,634 2/28/19
T. Rowe Price Small Cap Stock Fund 1,349,034 4.37 477,800 12/31/18
Vanguard Total Stock Market Index Fund 929,541 3.01 159,238 2/28/19
Invesco Select Companies Fund 839,883 2.72 -- 1/31/19
Homestead Small Company Stock Fund 763,789 2.47 -472,500 12/31/18
Vanguard Small-Cap Index Fund 758,675 2.46 4,958 2/28/19
William Blair Small-Mid Cap Growth Fund 715,927 2.32 -- 1/31/19
T. Rowe Price Institutional Small-Cap Stock Fund 680,300 2.20 250,400 12/31/18
Fidelity Small Cap Stock Fund 597,754 1.94 30,000 10/31/18

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