L Russell Carson

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
SEM	$13.26	21,445	$284,360.70	32,063	2014-09-12	Filing
SEM	$13.26	478,555	$6,345,639.30	715,384	2014-09-12	Filing
SEM	$13.45	14,752	$198,414.40	53,508	2014-09-11	Filing
SEM	$13.45	329,215	$4,427,941.75	1,193,939	2014-09-11	Filing
SEM	$13.44	7,207	$96,862.08	68,260	2014-09-10	Filing
SEM	$13.44	160,842	$2,161,716.48	1,523,154	2014-09-10	Filing
SEM	$14.00	64	$896.00	75,467	2014-09-03	Filing
SEM	$14.00	1,436	$20,104.00	1,683,996	2014-09-03	Filing
SEM	$14.00	527	$7,378.00	75,531	2014-09-02	Filing
SEM	$14.00	11,771	$164,794.00	1,685,432	2014-09-02	Filing
SEM	$14.03	1,693	$23,752.79	76,058	2014-08-29	Filing
SEM	$14.03	37,777	$530,011.31	1,697,203	2014-08-29	Filing
SEM	$14.05	3,945	$55,427.25	77,751	2014-08-28	Filing
SEM	$14.05	88,038	$1,236,933.90	1,734,980	2014-08-28	Filing
SEM	$14.08	7,048	$99,235.84	81,696	2014-08-27	Filing
SEM	$14.08	157,292	$2,214,671.36	1,823,018	2014-08-27	Filing
SEM	$14.04	6,206	$87,132.24	88,744	2014-08-26	Filing
SEM	$14.04	138,501	$1,944,554.04	1,980,310	2014-08-26	Filing
SEM	$14.01	418	$5,856.18	94,950	2014-08-25	Filing
SEM	$14.01	9,317	$130,531.17	2,118,811	2014-08-25	Filing