Ownership Summary

Top Holders

Holder Shares Held % O/S Share Change Filing Date
BlackRock Institutional Trust Company, N.A. 898,883 8.17 41,126 12/31/17
Dimensional Fund Advisors, L.P. 867,210 7.88 -19,180 12/31/17
Macquarie Investment Management 541,570 4.92 39,314 12/31/17
The Vanguard Group, Inc. 501,212 4.55 16,492 12/31/17
Brown Advisory 486,647 4.42 -41,648 12/31/17
Wells Capital Management Inc. 397,242 3.61 -55,002 12/31/17
Royce & Associates, LP 384,519 3.49 116,547 12/31/17
Handelsbanken Asset Management 350,000 3.18 20,000 12/31/17
JP Morgan Asset Management 318,857 2.90 -12,725 12/31/17
Epoch Investment Partners, Inc. 297,237 2.70 116,270 12/31/17

* Insider values reflect direct beneficial ownership.