Ownership Summary

Top Holders

Holder Shares Held % O/S Share Change Filing Date
BlackRock Institutional Trust Company, N.A. 973,703 6.90 5,728 9/30/17
Frontier Capital Management Company, LLC 951,407 6.74 16,392 9/30/17
The Vanguard Group, Inc. 765,571 5.42 -18,511 9/30/17
Renaissance Technologies LLC 578,000 4.09 47,500 9/30/17
Dimensional Fund Advisors, L.P. 539,193 3.82 11,662 9/30/17
Pax World Management LLC 396,177 2.81 13,154 9/30/17
State Street Global Advisors (US) 355,540 2.52 787 9/30/17
Adage Capital Management, L.P. 200,000 1.42 -- 9/30/17
Northern Trust Investments, Inc. 163,939 1.16 -772 9/30/17
Monarch Partners Asset Management LLC 158,698 1.12 -2,730 9/30/17

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
Pax World Small Cap Fund 383,023 2.71 -- 6/30/17
Vanguard Total Stock Market Index Fund 370,498 2.62 -- 10/31/17
iShares Russell 2000 ETF 293,856 2.08 14,350 10/31/17
Vanguard Extended Market Index Fund 189,159 1.34 6,623 9/30/17
DFA U.S. Small Cap Portfolio 187,817 1.33 11,472 7/31/17
British Columbia Investment Management Corp 140,277 0.99 26,858 3/31/17
iShares Russell 2000 Value ETF 129,749 0.92 5,848 10/31/17
DFA U.S. Micro Cap Portfolio 117,521 0.83 -987 7/31/17
Vanguard Explorer Value Fund 98,950 0.70 2,931 9/30/17
WisdomTree U.S. SmallCap Dividend Fund 75,675 0.54 1,160 10/31/17

Copyright Thomson Reuters Corporation