Delos Cy Jamison

Insider

First SEC filing: Sept. 1, 2011 · Latest: Sept. 1, 2011

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 10 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

10 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 1, 2018	NOG	A	18,000	—	—	199,356 Direct	+9.93%	Acquired	(price as of 2026-08-20)
June 1, 2018	NOG	A	43,200	—	—	181,356 Direct	+31.27%	Acquired	(price as of 2026-08-20)
Jan. 26, 2018	NOG	A	2,403	—	—	138,156 Direct	+1.77%	Acquired	(price as of 2026-08-20)
May 24, 2017	NOG	A	66,666	—	—	135,753 Direct	+96.50%	Acquired	(price as of 2026-08-20)
April 6, 2016	NOG	A	30,150	—	—	69,087 Direct	+77.43%	Acquired	(price as of 2026-08-20)
April 7, 2015	NOG	A	13,437	—	—	38,937 Direct	+52.69%	Acquired	(price as of 2026-08-20)
Feb. 25, 2014	NOG	A	7,500	—	—	25,500 Direct	+41.67%	Acquired	(price as of 2026-08-20)
Jan. 17, 2013	NOG	A	10,000	—	—	18,000 Direct	+125.00%	Acquired	(price as of 2026-08-20)
March 13, 2012	NOG	S	7,000	$22.69	$158,830	8,000 Direct	-46.67%	Disposed	-88.0% (price as of 2026-08-20)
Dec. 29, 2011	NOG	A	10,000	—	—	15,000 Direct	+200.00%	Acquired	(price as of 2026-08-20)
Aug. 30, 2011	NOG	A	5,000	—	—	5,000 Direct	—	Acquired	(price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Sept. 1, 2011	NOG	Common Stock	0	Direct