E Robert Wilson

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
PRSC	$50.70	32,951	$1,670,684.90	7,500	2015-03-19	Filing
PRSC	$51.38	12,049	$619,094.49	7,500	2015-03-19	Filing
PRSC	$40.77	15,000	$611,590.50	0	2014-04-03	Filing