Michael G Moore

Insider

First SEC filing: Aug. 21, 2006 · Latest: Aug. 21, 2006

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Compensation Executive pay disclosed in company proxy statements.

Insider at

GPOR selling Dec. 15, 2017

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 49 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

49 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
April 30, 2018	GPOR	A	403,226	—	—	698,675 Direct	+136.48%	Acquired	(price as of 2026-08-19)
Dec. 15, 2017	GPOR	S 10b5-1	118,494	$12.16	$1,440,887	295,449 Direct	-28.63%	Disposed	1326.4% (price as of 2026-08-19)
June 15, 2016	GPOR	S	20,000	$32.95	$659,000	226,175 Direct	-8.12%	Disposed	426.4% (price as of 2026-08-19)
March 31, 2016	GPOR	A	85,215	—	—	246,175 Direct	+52.94%	Acquired	(price as of 2026-08-19)
March 23, 2016	GPOR	S 10b5-1	22,500	$28.38	$638,550	160,960 Direct	-12.26%	Disposed	511.2% (price as of 2026-08-19)
March 10, 2016	GPOR	A	40,367	—	—	183,460 Direct	+28.21%	Acquired	(price as of 2026-08-19)
March 20, 2015	GPOR	F	9,000	$46.51	$418,590	143,093 Direct	-5.92%	Disposed	272.9% (price as of 2026-08-19)
Feb. 24, 2015	GPOR	A	52,225	—	—	152,093 Direct	+52.29%	Acquired	(price as of 2026-08-19)
Sept. 18, 2014	GPOR	F 10b5-1	1,677	$57.00	$95,589	99,868 Direct	-1.65%	Disposed	204.3% (price as of 2026-08-19)
Sept. 17, 2014	GPOR	F 10b5-1	7,313	$57.64	$421,521	101,545 Direct	-6.72%	Disposed	200.9% (price as of 2026-08-19)
Sept. 16, 2014	GPOR	F 10b5-1	2,510	$58.91	$147,864	108,858 Direct	-2.25%	Disposed	194.4% (price as of 2026-08-19)
Aug. 20, 2014	GPOR	F	2,176	$57.05	$124,141	111,368 Direct	-1.92%	Disposed	204.0% (price as of 2026-08-19)
Aug. 19, 2014	GPOR	F	6,824	$57.02	$389,104	113,544 Direct	-5.67%	Disposed	204.2% (price as of 2026-08-19)
June 20, 2014	GPOR	F	4,500	$64.61	$290,745	120,368 Direct	-3.60%	Disposed	168.4% (price as of 2026-08-19)
June 20, 2014	GPOR	F	5,000	$64.65	$323,250	124,868 Direct	-3.85%	Disposed	168.3% (price as of 2026-08-19)
April 30, 2014	GPOR	A	40,000	—	—	129,868 Direct	+44.51%	Acquired	(price as of 2026-08-19)
Feb. 24, 2014	GPOR	A	24,868	—	—	89,868 Direct	+38.26%	Acquired	(price as of 2026-08-19)
Dec. 17, 2013	GPOR	S	27,000	$57.03	$1,539,810	65,000 Direct	-29.35%	Disposed	204.1% (price as of 2026-08-19)
June 18, 2013	GPOR	S	12,500	$51.33	$641,625	92,000 Direct	-11.96%	Disposed	237.9% (price as of 2026-08-19)
May 21, 2013	GPOR	S	11,809	$51.00	$602,259	104,500 Direct	-10.15%	Disposed	240.1% (price as of 2026-08-19)
March 6, 2013	GPOR	S	30,000	$41.15	$1,234,500	116,309 Direct	-20.50%	Disposed	321.5% (price as of 2026-08-19)
Feb. 25, 2013	GPOR	A	50,000	—	—	146,309 Direct	+51.92%	Acquired	(price as of 2026-08-19)
Dec. 18, 2012	GPOR	M	10,000	$9.07	$90,700	10,000 Direct	-50.00%	Disposed	1812.3% (price as of 2026-08-19)
Dec. 18, 2012	GPOR	F	3,635	$40.05	$145,582	96,309 Direct	-3.64%	Disposed	333.1% (price as of 2026-08-19)
Dec. 18, 2012	GPOR	S	10,000	$40.00	$400,000	99,944 Direct	-9.10%	Disposed	333.6% (price as of 2026-08-19)
Dec. 18, 2012	GPOR	M	10,000	$9.07	$90,700	109,944 Direct	+10.01%	Acquired	1812.3% (price as of 2026-08-19)
Nov. 30, 2012	GPOR	M	10,000	$9.07	$90,700	10,000 Direct	-50.00%	Disposed	1812.3% (price as of 2026-08-19)
Nov. 30, 2012	GPOR	S	10,000	$38.00	$380,000	99,944 Direct	-9.10%	Disposed	356.4% (price as of 2026-08-19)
Nov. 30, 2012	GPOR	M	10,000	$9.07	$90,700	109,944 Direct	+10.01%	Acquired	1812.3% (price as of 2026-08-19)
June 18, 2012	GPOR	F	1,056	$17.42	$18,396	99,944 Direct	-1.05%	Disposed	895.7% (price as of 2026-08-19)
Feb. 21, 2012	GPOR	A	40,000	—	—	101,000 Direct	+65.57%	Acquired	(price as of 2026-08-19)
Feb. 7, 2012	GPOR	S 10b5-1	4,127	$36.00	$148,572	61,000 Direct	-6.34%	Disposed	381.8% (price as of 2026-08-19)
Dec. 19, 2011	GPOR	F	1,873	$28.80	$53,942	65,127 Direct	-2.80%	Disposed	502.2% (price as of 2026-08-19)
Nov. 4, 2011	GPOR	M	10,000	$3.36	$33,600	20,000 Direct	-33.33%	Disposed	5062.1% (price as of 2026-08-19)
Nov. 4, 2011	GPOR	S	10,000	$35.63	$356,300	67,000 Direct	-12.99%	Disposed	386.8% (price as of 2026-08-19)
Nov. 4, 2011	GPOR	M	10,000	$3.36	$33,600	77,000 Direct	+14.93%	Acquired	5062.1% (price as of 2026-08-19)
June 14, 2011	GPOR	S 10b5-1	550	$25.23	$13,876	67,000 Direct	-0.81%	Disposed	587.5% (price as of 2026-08-19)
May 16, 2011	GPOR	S 10b5-1	550	$27.26	$14,993	67,550 Direct	-0.81%	Disposed	536.3% (price as of 2026-08-19)
May 3, 2011	GPOR	A	25,000	—	—	68,100 Direct	+58.00%	Acquired	(price as of 2026-08-19)
April 14, 2011	GPOR	S 10b5-1	550	$32.93	$18,112	43,100 Direct	-1.26%	Disposed	426.7% (price as of 2026-08-19)
March 14, 2011	GPOR	S 10b5-1	550	$27.78	$15,279	43,650 Direct	-1.24%	Disposed	524.4% (price as of 2026-08-19)
Feb. 14, 2011	GPOR	S 10b5-1	550	$24.66	$13,563	44,200 Direct	-1.23%	Disposed	603.3% (price as of 2026-08-19)
Jan. 14, 2011	GPOR	S 10b5-1	550	$21.40	$11,770	44,750 Direct	-1.21%	Disposed	710.5% (price as of 2026-08-19)
Dec. 20, 2010	GPOR	F	980	$20.99	$20,570	45,300 Direct	-2.12%	Disposed	726.3% (price as of 2026-08-19)
Nov. 3, 2010	GPOR	A	45,000	$17.40	$783,000	46,280 Direct	+3515.62%	Acquired	896.8% (price as of 2026-08-19)
June 2, 2009	GPOR	F	145	$6.19	$898	1,280 Direct	-10.18%	Disposed	2702.0% (price as of 2026-08-19)
May 18, 2009	GPOR	F	50	$4.22	$211	1,425 Direct	-3.39%	Disposed	4010.1% (price as of 2026-08-19)
May 6, 2009	GPOR	F	142	$3.17	$450	1,475 Direct	-8.78%	Disposed	5371.5% (price as of 2026-08-19)
April 20, 2009	GPOR	F	65	$2.71	$176	1,617 Direct	-3.86%	Disposed	6300.2% (price as of 2026-08-19)
April 2, 2009	GPOR	F	155	$2.74	$425	1,682 Direct	-8.44%	Disposed	6230.1% (price as of 2026-08-19)
March 17, 2009	GPOR	F	75	$2.66	$200	1,837 Direct	-3.92%	Disposed	6420.5% (price as of 2026-08-19)
March 2, 2009	GPOR	F	235	$1.77	$416	1,912 Direct	-10.95%	Disposed	9699.2% (price as of 2026-08-19)
Feb. 17, 2009	GPOR	F	75	$3.35	$251	2,147 Direct	-3.38%	Disposed	5077.5% (price as of 2026-08-19)
Feb. 2, 2009	GPOR	F	165	$4.00	$660	2,222 Direct	-6.91%	Disposed	4236.1% (price as of 2026-08-19)
Feb. 2, 2009	GPOR	S 10b5-1	11,487	$4.07	$46,752	2,387 Direct	-82.80%	Disposed	4161.5% (price as of 2026-08-19)
Jan. 29, 2009	GPOR	S 10b5-1	5,100	$4.15	$21,165	13,874 Direct	-26.88%	Disposed	4079.4% (price as of 2026-08-19)
Jan. 20, 2009	GPOR	F	67	$3.73	$250	18,974 Direct	-0.35%	Disposed	4550.0% (price as of 2026-08-19)
Jan. 5, 2009	GPOR	F	148	$4.59	$679	19,041 Direct	-0.77%	Disposed	3678.8% (price as of 2026-08-19)
Dec. 17, 2008	GPOR	F	50	$4.79	$240	19,189 Direct	-0.26%	Disposed	3521.0% (price as of 2026-08-19)
Dec. 2, 2008	GPOR	F	161	$4.94	$795	19,239 Direct	-0.83%	Disposed	3411.0% (price as of 2026-08-19)
Nov. 17, 2008	GPOR	F	58	$5.01	$291	19,400 Direct	-0.30%	Disposed	3362.0% (price as of 2026-08-19)
Nov. 3, 2008	GPOR	F	143	$6.78	$970	19,458 Direct	-0.73%	Disposed	2458.2% (price as of 2026-08-19)
Oct. 17, 2008	GPOR	F	48	$6.69	$321	19,601 Direct	-0.24%	Disposed	2492.6% (price as of 2026-08-19)
Oct. 2, 2008	GPOR	F	150	$8.65	$1,298	19,649 Direct	-0.76%	Disposed	1905.1% (price as of 2026-08-19)
Sept. 17, 2008	GPOR	F	56	$9.04	$506	19,799 Direct	-0.28%	Disposed	1818.6% (price as of 2026-08-19)
Sept. 4, 2008	GPOR	F	145	$12.44	$1,804	19,855 Direct	-0.73%	Disposed	1294.3% (price as of 2026-08-19)
Aug. 17, 2006	GPOR	A	15,000	—	—	20,000 Direct	+300.00%	Acquired	(price as of 2026-08-19)
May 16, 2006	GPOR	A	5,000	—	—	5,000 Direct	—	Acquired	(price as of 2026-08-19)

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.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Dec. 18, 2012	GPOR	Non-Qualified Stock Option (right to buy)	Common Stock (10,000)	$9.07	Sept. 9, 2015	10,000	Disposed
Nov. 30, 2012	GPOR	Non-Qualified Stock Option (right to buy)	Common Stock (10,000)	$9.07	Sept. 9, 2015	10,000	Disposed
Nov. 4, 2011	GPOR	Non-Qualified Stock Option (right to buy)	Common Stock (10,000)	$3.36	Jan. 24, 2015	10,000	Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

GPOR

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2018	$637,500	$500,000	—	—	—	—	$612,658	$5,500,160
2017	$700,000	—	—	—	$665,000	—	$38,396	$4,738,156
2016	$483,000	—	—	—	$993,089	—	$45,307	$4,971,399

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.