Ownership Profile

SHAREHOLDER BREAKDOWN

Shareholder	Holders	Value ($MM)	% O/S	Shares
Institution	193	337.70	80.79	51,043,695
Mutual Fund	219	151.69	33.82	21,371,569
Insider	14	16.49	3.39	2,142,440

ERROR

INSTITUTIONAL SHAREHOLDER CONCENTRATION

	Value ($MM)	% O/S	Shares
Total Inst.	337.70	80.79	51,043,695
Top 10 Inst.	188.05	44.18	27,915,011
Top 20 Inst.	242.31	58.14	36,732,081
Top 50 Inst.	304.48	72.82	46,011,173

INSTITUTIONAL SHAREHOLDER STYLE

	Holders	Value ($MM)	% Inst Shares	Shares
Growth	38	122.20	29.82	18,838,845
Aggressive Growth	4	8.81	2.71	1,710,203
Core Growth	27	78.03	18.66	11,787,476
Growth	7	35.36	8.45	5,341,166
Income	2	1.46	0.35	219,904
Income Value	2	1.46	0.35	219,904
Index	21	69.80	16.67	10,529,829
Momentum	1	0.62	0.15	93,521
Other	59	61.46	13.88	8,771,502
Broker Dealer	15	3.77	0.90	569,858
GARP	17	7.19	1.71	1,083,439
Hedge Fund	25	49.72	11.08	7,000,590
Specialty	2	0.78	0.19	117,615
Value	29	52.08	12.63	7,977,874
Core Value	21	32.52	7.95	5,023,321
Deep Value	8	19.56	4.68	2,954,553

TOP HOLDERS: INSTITUTIONAL INVESTOR

Holder	Shares Held	% O/S	Share Change	Filing Date
Dimensional Fund Advisors, L.P.	5,228,732	8.28	-5,625	12/31/18
Jennison Associates LLC	4,980,107	7.88	60,315	12/31/18
BlackRock Institutional Trust Company, N.A.	3,893,593	6.16	259,688	12/31/18
The Vanguard Group, Inc.	2,837,838	4.49	-62,108	12/31/18
Segall Bryant & Hamill, LLC	2,420,725	3.83	-69,926	12/31/18
Walthausen & Co., LLC	1,993,026	3.15	-374,330	12/31/18
Boston Partners	1,828,200	2.89	205,670	12/31/18
Private Management Group, Inc.	1,752,291	2.77	-32,026	12/31/18
Wynnefield Capital, Inc.	1,515,000	2.40	--	12/31/18
Privet Fund Management LLC	1,465,499	2.32	-1,829,626	3/6/19
Minerva Advisors LLC	1,111,333	1.76	--	12/31/18
State Street Global Advisors (US)	1,049,377	1.66	-23,237	12/31/18
Jacobs Levy Equity Management, Inc.	978,231	1.55	-33,204	8/31/17
D. E. Shaw & Co., L.P.	961,269	1.52	94,998	12/31/18
TCW Asset Management Company LLC	850,776	1.35	42,781	12/31/18
Royce & Associates, LP	847,694	1.34	-55,113	12/31/18
Weiss (Jason G)	792,025	1.25	792,025	3/29/18
Prescott Group Capital Management, LLC	781,227	1.24	--	12/31/18
Geode Capital Management, L.L.C.	768,690	1.22	218,409	12/31/18
Columbia Threadneedle Investments (US)	676,448	1.07	-14,925	12/31/18
Northern Trust Investments, Inc.	645,480	1.02	-11,886	12/31/18
Petterson (Lasse J)	533,712	0.84	83,374	3/13/19
Atom Investors LP	531,173	0.84	531,173	12/31/18
The London Company of Virginia, LLC	406,105	0.64	256,305	12/31/18
Foundry Partners, LLC	398,020	0.63	-277,380	12/31/18
Bridgeway Capital Management, Inc.	365,350	0.58	-300,100	12/31/18
Invesco Capital Management LLC	355,571	0.56	167,512	12/31/18
Nuveen Asset Management, LLC	350,523	0.55	44,275	4/30/17
Millennium Management LLC	339,046	0.54	339,046	12/31/18
Two Sigma Investments, LP	338,838	0.54	212,018	12/31/18
Fuller & Thaler Asset Management Inc.	338,315	0.54	-28,585	12/31/18
Charles Schwab Investment Management, Inc.	327,569	0.52	-4,440	12/31/18
Hillsdale Investment Management Inc.	317,500	0.50	231,242	12/31/18
Essex Investment Management Company, LLC	311,264	0.49	-14,329	12/31/18
Merion Investment Management, L.P.	302,262	0.48	42,400	12/31/17
Morgan Stanley & Co. LLC	293,059	0.46	170,349	12/31/18
Renaissance Technologies LLC	289,400	0.46	171,200	12/31/18
EACM Advisors LLC	288,520	0.46	-40,000	1/31/19
Harvey Partners, LLC	271,500	0.43	--	12/31/18
22NW, LP	256,994	0.41	--	12/31/18
Simonelli (David E)	236,948	0.38	59,328	3/14/19
Nuveen LLC	234,723	0.37	-4,987	12/31/18
EAM Global Investors LLC	229,887	0.36	229,887	12/31/18
BlackRock Investment Management, LLC	203,640	0.32	10,442	12/31/18
Kennedy Capital Management, Inc.	202,436	0.32	-657,548	12/31/18
Invesco Advisers, Inc.	197,190	0.31	175,885	12/31/18
Credit Suisse Asset Management	191,250	0.30	-24,100	12/31/18
EAM Investors, LLC	177,713	0.28	177,713	12/31/18
Victory Capital Management Inc.	175,800	0.28	-49,000	12/31/18
BNY Mellon Asset Management	169,304	0.27	1,262	12/31/18

* Insider values reflect direct beneficial ownership.