C Duane Radtke

Insider Trading: Purchases

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
DVN	$63.24	10,000	$632,392.00	10,000	2010-08-18	Filing
SII	$44.88	10,000	$448,800.00	30,463	2010-05-06	Filing
SII	$28.60	10,000	$286,000.00	15,915	2009-11-03	Filing