Ownership Summary

Top Holders
  Shares Held % O/S Share Change Filing Date
The Vanguard Group, Inc. 1,788,997 7.47 121,565 12/31/16
Dimensional Fund Advisors, L.P. 1,729,316 7.22 44,442 12/31/16
Franklin Advisory Services, LLC 1,614,028 6.74 -44,500 12/31/16
T. Rowe Price Associates, Inc. 1,603,464 6.70 -308,200 12/31/16
BlackRock Institutional Trust Company, N.A. 1,341,661 5.60 119,294 12/31/16
Brown Advisory 1,333,883 5.57 59,537 12/31/16
McGrath (Robert P and Joan M) 1,103,983 4.61 -236,066 12/30/15
DePrince, Race & Zollo, Inc. 1,031,297 4.31 -182,555 12/31/16
State Street Global Advisors (US) 522,882 2.18 70,905 12/31/16
Walthausen & Co., LLC 505,426 2.11 55,440 12/31/16

Ownership data based on most recent publicly available data according to Thomson Reuters.