W Joseph Mulpas

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
NI	$29.66	12,650	$375,199.00	8,570	2020-03-04	Filing
NI	$29.78	12,000	$357,360.00	12,587	2019-08-02	Filing
NI	$23.28	13,000	$302,640.00	37,889	2017-03-10	Filing