Ownership

Top Holders
Shares Held	% O/S	Share Change	Filing Date
Pyramis Global Advisors, LLC	5,789,831	10.1	404,437	09/30/12
Invigor Group, Ltd.	4,636,386	8.1	4,636,386	10/23/12
JEC II Associates, L.L.C.	4,447,000	7.8	50,000	08/07/12
Roark, Rearden & Hamot Capital Management, L.L.C.	3,800,000	6.7	550,000	09/30/12
WHV Investment Management, Inc.	3,015,000	5.3	176,900	09/30/12
BlackRock Institutional Trust Company, N.A.	2,716,933	4.8	429,595	09/30/12
Vanguard Group, Inc.	2,435,694	4.3	47,755	09/30/12
Fidelity Management & Research Company	2,356,216	4.1	0	09/30/12
Isaza Tuzman (Kaleil)	2,171,290	3.8	-677,000	05/18/12
Abacus Trustees (Gibraltar) Limited	1,998,880	3.5	0	05/15/12

Top Holders: Mutual Funds
	Shares	% O/S	Share Change	Filing Date
Fidelity Select Software and Computer Services Por	1,927,816	3.4	0	09/30/12
PRIMECAP Odyssey Aggressive Growth Fund	1,104,500	1.9	0	09/30/12
Vanguard US Opportunities Fund	851,702	1.5	340,400	06/30/12
iShares Russell 2000 Index Fund	843,725	1.5	227,643	09/30/12
Royce Opportunity Fund	732,100	1.3	335,500	09/30/12
Vanguard Small-Cap Index Fund	698,863	1.2	12,589	09/30/12
John Hancock Small Cap Intrinsic Value	618,418	1.1	618,418	08/31/12
Weitz Hickory Fund	600,000	1.1	187,900	09/30/12
Royce Pennsylvania Mutual Fund	600,000	1.1	0	09/30/12
Vanguard Extended Market Index Fund	565,766	1.0	14,256	09/30/12

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