S Deborah Parker

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
NI	$46.31	3,100	$143,548.60	11,842	2015-06-12	Filing
NI	$46.03	329	$15,144.20	14,942	2015-06-12	Filing
NI	$43.50	3,808	$165,668.84	12,503	2015-02-20	Filing
NI	$25.58	9,637	$246,514.46	8,428	2012-09-13	Filing