L Kirby Hedrick

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
NBL	$41.00	10,000	$410,000.00	129,122	2016-12-13	Filing
NBL	$94.77	1,770	$167,742.90	36,795	2012-10-31	Filing
NBL	$90.63	3,200	$290,016.00	28,565	2012-05-08	Filing