Anthony G Petrello

CIK 1195669 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 10, 2015 · Latest: Feb. 10, 2015

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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

NBR buying Feb. 28, 2020

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 98 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

98 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Jan. 1, 2026	NBR	M	16,420	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 1, 2026	NBR	A	16,420	—	—	16,420 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 1, 2026	NBR	M	19,098	—	—	38,195 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Jan. 1, 2026	NBR	A	57,293	—	—	57,293 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 1, 2026	NBR	M	13,980	—	—	13,981 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Jan. 1, 2026	NBR	M	5,016	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 1, 2026	NBR	A	48,621	—	—	155,930 Direct	+45.31%	Acquired	(price as of 2026-08-20)
Jan. 1, 2026	NBR	F	6,462	$54.30	$350,887	107,309 Direct	-5.68%	Disposed	69.1% (price as of 2026-08-20)
Jan. 1, 2026	NBR	M	16,420	—	—	113,771 Direct	+16.87%	Acquired	(price as of 2026-08-20)
Jan. 1, 2026	NBR	F	7,693	$54.30	$417,730	97,351 Direct	-7.32%	Disposed	69.1% (price as of 2026-08-20)
Jan. 1, 2026	NBR	M	19,098	—	—	105,044 Direct	+22.22%	Acquired	(price as of 2026-08-20)
Jan. 1, 2026	NBR	F	5,502	$54.30	$298,759	85,946 Direct	-6.02%	Disposed	69.1% (price as of 2026-08-20)
Jan. 1, 2026	NBR	M	13,980	—	—	91,448 Direct	+18.05%	Acquired	(price as of 2026-08-20)
Jan. 1, 2026	NBR	F	1,974	$54.30	$107,188	77,468 Direct	-2.48%	Disposed	69.1% (price as of 2026-08-20)
Jan. 1, 2026	NBR	M	5,016	—	—	79,442 Direct	+6.74%	Acquired	(price as of 2026-08-20)
Dec. 31, 2025	NBR	D	17,843	—	—	74,426 Direct	-19.34%	Disposed	(price as of 2026-08-20)
Dec. 31, 2025	NBR	G	18,000	—	—	294,793 Indirect	-5.75%	Disposed	(price as of 2026-08-20)
Jan. 1, 2025	NBR	M	13,981	—	—	27,961 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Jan. 1, 2025	NBR	A	41,942	—	—	41,942 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 1, 2025	NBR	M	5,016	—	—	5,016 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Jan. 1, 2025	NBR	M	13,469	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 1, 2025	NBR	A	42,970	—	—	139,485 Direct	+44.52%	Acquired	(price as of 2026-08-20)
Jan. 1, 2025	NBR	F	5,662	$57.17	$323,697	96,515 Direct	-5.54%	Disposed	60.6% (price as of 2026-08-20)
Jan. 1, 2025	NBR	M	13,981	—	—	102,177 Direct	+15.85%	Acquired	(price as of 2026-08-20)
Jan. 1, 2025	NBR	M	5,016	—	—	88,196 Direct	+6.03%	Acquired	(price as of 2026-08-20)
Jan. 1, 2025	NBR	F	1,974	$57.17	$112,854	83,180 Direct	-2.32%	Disposed	60.6% (price as of 2026-08-20)
Jan. 1, 2025	NBR	M	13,469	—	—	85,154 Direct	+18.79%	Acquired	(price as of 2026-08-20)
Dec. 31, 2024	NBR	D	30,305	—	—	71,685 Direct	-29.71%	Disposed	(price as of 2026-08-20)
Jan. 2, 2024	NBR	M	18,428	—	—	150,705 Direct	+13.93%	Acquired	(price as of 2026-08-20)
Jan. 2, 2024	NBR	M	18,428	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 2, 2024	NBR	A	7,371	—	—	7,371 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 2, 2024	NBR	F	2,901	$10.50	$30,460	4,470 Direct	-39.36%	Disposed	774.6% (price as of 2026-08-20)
Jan. 2, 2024	NBR	D	41,463	—	—	101,990 Direct	-28.90%	Disposed	(price as of 2026-08-20)
Jan. 2, 2024	NBR	F	7,252	$80.86	$586,397	143,453 Direct	-4.81%	Disposed	13.6% (price as of 2026-08-20)
Jan. 1, 2024	NBR	A	31,456	—	—	132,277 Direct	+31.20%	Acquired	(price as of 2026-08-20)
Jan. 1, 2024	NBR	M	13,468	—	—	13,469 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Jan. 1, 2024	NBR	M	5,016	—	—	10,032 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Jan. 1, 2024	NBR	A	15,048	—	—	15,048 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 1, 2024	NBR	F	5,300	$81.63	$432,639	100,821 Direct	-4.99%	Disposed	12.5% (price as of 2026-08-20)
Jan. 1, 2024	NBR	F	1,974	$81.63	$161,138	106,121 Direct	-1.83%	Disposed	12.5% (price as of 2026-08-20)
Jan. 1, 2024	NBR	M	13,468	—	—	108,095 Direct	+14.23%	Acquired	(price as of 2026-08-20)
Jan. 1, 2024	NBR	M	5,016	—	—	94,627 Direct	+5.60%	Acquired	(price as of 2026-08-20)
Jan. 4, 2023	NBR	F	2,901	$28.00	$81,228	8,655 Direct	-25.10%	Disposed	228.0% (price as of 2026-08-20)
Jan. 4, 2023	NBR	A	7,371	—	—	11,556 Direct	+176.13%	Acquired	(price as of 2026-08-20)
Jan. 4, 2023	NBR	M	18,428	—	—	18,428 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Jan. 4, 2023	NBR	F	7,252	$148.55	$1,077,285	134,065 Direct	-5.13%	Disposed	-38.2% (price as of 2026-08-20)
Jan. 4, 2023	NBR	M	18,428	—	—	141,317 Direct	+15.00%	Acquired	(price as of 2026-08-20)
Jan. 2, 2023	NBR	F	2,718	$32.90	$89,422	4,185 Direct	-39.37%	Disposed	179.1% (price as of 2026-08-20)
Jan. 2, 2023	NBR	A	6,903	—	—	6,903 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 2, 2023	NBR	F	2,848	$154.87	$441,070	122,889 Direct	-2.27%	Disposed	-40.7% (price as of 2026-08-20)
Jan. 2, 2023	NBR	D	5,921	—	—	125,737 Direct	-4.50%	Disposed	(price as of 2026-08-20)
Jan. 2, 2023	NBR	F	6,690	$154.87	$1,036,080	131,658 Direct	-4.84%	Disposed	-40.7% (price as of 2026-08-20)
Jan. 2, 2023	NBR	F	6,845	$154.87	$1,060,085	138,348 Direct	-4.71%	Disposed	-40.7% (price as of 2026-08-20)
Jan. 1, 2023	NBR	M	13,469	—	—	26,937 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Jan. 1, 2023	NBR	A	40,406	—	—	40,406 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 1, 2023	NBR	A	17,843	—	—	145,193 Direct	+14.01%	Acquired	(price as of 2026-08-20)
Jan. 1, 2023	NBR	F	5,301	$154.87	$820,966	127,350 Direct	-4.00%	Disposed	-40.7% (price as of 2026-08-20)
Jan. 1, 2023	NBR	M	13,469	—	—	132,651 Direct	+11.30%	Acquired	(price as of 2026-08-20)
Feb. 22, 2022	NBR	A	6,904	$166.67	$1,150,690	35,652 Direct	+24.02%	Acquired	-44.9% (price as of 2026-08-20)
Feb. 22, 2022	NBR	F	5,244	$126.28	$662,212	203,780 Direct	-2.51%	Disposed	-27.3% (price as of 2026-08-20)
Jan. 4, 2022	NBR	A	28,748	$166.67	$4,791,429	28,748 Direct	—	Acquired	-44.9% (price as of 2026-08-20)
Jan. 4, 2022	NBR	M	18,428	—	—	36,856 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Jan. 4, 2022	NBR	A	55,284	—	—	55,284 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 4, 2022	NBR	M	18,428	—	—	209,024 Direct	+9.67%	Acquired	(price as of 2026-08-20)
Jan. 4, 2022	NBR	F	7,252	$97.52	$707,215	190,596 Direct	-3.67%	Disposed	-5.8% (price as of 2026-08-20)
Jan. 2, 2022	NBR	F	6,973	$81.09	$565,441	197,848 Direct	-3.40%	Disposed	13.2% (price as of 2026-08-20)
Jan. 2, 2022	NBR	F	6,690	$81.09	$542,492	204,821 Direct	-3.16%	Disposed	13.2% (price as of 2026-08-20)
Jan. 1, 2022	NBR	A	30,305	—	—	211,511 Direct	+16.72%	Acquired	(price as of 2026-08-20)
Dec. 31, 2021	NBR	F	8,232	$81.09	$667,533	181,206 Direct	-4.35%	Disposed	13.2% (price as of 2026-08-20)
Dec. 31, 2021	NBR	D	20,916	—	—	189,438 Direct	-9.94%	Disposed	(price as of 2026-08-20)
Dec. 31, 2021	NBR	F	3	$82.33	$247	210,354 Direct	0.00%	Disposed	11.5% (price as of 2026-08-20)
Dec. 28, 2021	NBR	G	3,500	—	—	136,525 Indirect	-2.50%	Disposed	(price as of 2026-08-20)
May 3, 2021	NBR	C	900	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
May 3, 2021	NBR	C	123	—	—	140,025 Indirect	+0.09%	Acquired	(price as of 2026-08-20)
Feb. 23, 2021	NBR	F	2,236	$89.32	$199,720	210,357 Direct	-1.05%	Disposed	2.8% (price as of 2026-08-20)
Feb. 22, 2021	NBR	F	5,244	$87.47	$458,693	212,593 Direct	-2.41%	Disposed	5.0% (price as of 2026-08-20)
Jan. 4, 2021	NBR	A	41,463	—	—	217,837 Direct	+23.51%	Acquired	(price as of 2026-08-20)
Jan. 2, 2021	NBR	F	6,785	$58.23	$395,091	176,374 Direct	-3.70%	Disposed	57.7% (price as of 2026-08-20)
Jan. 2, 2021	NBR	A	51,779	—	—	183,159 Direct	+39.41%	Acquired	(price as of 2026-08-20)
Jan. 2, 2021	NBR	F	6,940	$58.23	$404,116	131,380 Direct	-5.02%	Disposed	57.7% (price as of 2026-08-20)
Dec. 31, 2020	NBR	F	3	$56.67	$170	138,320 Direct	0.00%	Disposed	62.0% (price as of 2026-08-20)
Dec. 29, 2020	NBR	G	5,400	$56.31	$304,074	139,902 Indirect	-3.72%	Disposed	63.1% (price as of 2026-08-20)
Feb. 28, 2020	NBR	P	700	$14.21	$9,947	900 Indirect	+350.00%	Acquired	-87.1% (price as of 2026-08-20)
Feb. 27, 2020	NBR	P	200	$14.25	$2,850	200 Indirect	—	Acquired	-87.1% (price as of 2026-08-20)
Feb. 23, 2020	NBR	F	111,724	$2.30	$256,965	7,643,707 Direct	-1.44%	Disposed	-20.1% (price as of 2026-08-20)
Feb. 22, 2020	NBR	F	262,162	$2.30	$602,973	7,755,431 Direct	-3.27%	Disposed	-20.1% (price as of 2026-08-20)
Feb. 17, 2020	NBR	F	50,031	$2.27	$113,570	8,017,593 Direct	-0.62%	Disposed	-19.1% (price as of 2026-08-20)
Jan. 2, 2020	NBR	A	657,895	—	—	8,067,624 Direct	+8.88%	Acquired	(price as of 2026-08-20)
Jan. 2, 2020	NBR	A	2,549,737	—	—	7,409,729 Direct	+52.46%	Acquired	(price as of 2026-08-20)
Jan. 2, 2020	NBR	F	53,464	$2.96	$158,253	4,859,992 Direct	-1.09%	Disposed	-38.0% (price as of 2026-08-20)
Jan. 2, 2020	NBR	D	191,256	—	—	4,913,456 Direct	-3.75%	Disposed	(price as of 2026-08-20)
Dec. 31, 2019	NBR	F	99	$2.87	$284	5,104,712 Direct	0.00%	Disposed	-36.0% (price as of 2026-08-20)
June 7, 2019	NBR	F	142,132	$2.35	$334,010	5,659,803 Direct	-2.45%	Disposed	-21.8% (price as of 2026-08-20)
Feb. 23, 2019	NBR	F	111,615	$3.10	$346,006	5,801,935 Direct	-1.89%	Disposed	-40.8% (price as of 2026-08-20)
Feb. 22, 2019	NBR	A	1,998,684	—	—	5,913,550 Direct	+51.05%	Acquired	(price as of 2026-08-20)
Feb. 17, 2019	NBR	F	50,465	$3.20	$161,488	3,914,866 Direct	-1.27%	Disposed	-42.6% (price as of 2026-08-20)
Jan. 2, 2019	NBR	A	2,091,633	—	—	3,965,331 Direct	+111.63%	Acquired	(price as of 2026-08-20)
Jan. 2, 2019	NBR	F	63,228	$2.19	$138,469	1,873,698 Direct	-3.26%	Disposed	-16.1% (price as of 2026-08-20)
Jan. 2, 2019	NBR	D	450,514	—	—	1,936,926 Direct	-18.87%	Disposed	(price as of 2026-08-20)
Dec. 31, 2018	NBR	A	750	—	—	2,387,440 Direct	+0.03%	Acquired	(price as of 2026-08-20)

Showing latest 100 of 204 transactions

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
Jan. 1, 2026	NBR	2023 Long Term Performance Share Units	Common Stock (16,420)	—	—	16,420	Disposed
Jan. 1, 2026	NBR	2023 Long Term Performance Share Units	Common Stock (16,420)	—	—	16,420	Acquired
Jan. 1, 2026	NBR	2025 Performance Share Units	Common Stock (19,098)	—	—	19,098	Disposed
Jan. 1, 2026	NBR	2025 Performance Share Units	Common Stock (57,293)	—	—	57,293	Acquired
Jan. 1, 2026	NBR	2024 Performance Share Units	Common Stock (13,980)	—	—	13,980	Disposed
Jan. 1, 2026	NBR	2023 Performance Share Units	Common Stock (5,016)	—	—	5,016	Disposed
Jan. 1, 2025	NBR	2024 Performance Share Units	Common Stock (13,981)	—	—	13,981	Disposed
Jan. 1, 2025	NBR	2024 Performance Share Units	Common Stock (41,942)	—	—	41,942	Acquired
Jan. 1, 2025	NBR	2023 Performance Share Units	Common Stock (5,016)	—	—	5,016	Disposed
Jan. 1, 2025	NBR	2022 Performance Share Units	Common Stock (13,469)	—	—	13,469	Disposed
Jan. 2, 2024	NBR	2021 Performance Share Units	Common Stock (18,428)	—	—	18,428	Disposed
Jan. 2, 2024	NBR	2021 Warrants	Common Stock (7,371)	$166.67	June 11, 2026	7,371	Acquired
Jan. 2, 2024	NBR	2021 Warrants	Common Stock (2,901)	$166.67	June 11, 2026	2,901	Disposed
Jan. 1, 2024	NBR	2022 Performance Share Units	Common Stock (13,468)	—	—	13,468	Disposed
Jan. 1, 2024	NBR	2023 Performance Share Units	Common Stock (5,016)	—	—	5,016	Disposed
Jan. 1, 2024	NBR	2023 Performance Share Units	Common Stock (15,048)	—	—	15,048	Acquired
Jan. 4, 2023	NBR	2021 Warrants	Common Stock (2,901)	$166.67	June 11, 2026	2,901	Disposed
Jan. 4, 2023	NBR	2021 Warrants	Common Stock (7,371)	$166.67	June 11, 2026	7,371	Acquired
Jan. 4, 2023	NBR	2021 Performance Share Units	Common Stock (18,428)	—	—	18,428	Disposed
Jan. 2, 2023	NBR	2021 Warrants	Common Stock (2,718)	$166.67	June 11, 2026	2,718	Disposed
Jan. 2, 2023	NBR	2021 Warrants	Common Stock (6,903)	$166.67	June 11, 2026	6,903	Acquired
Jan. 1, 2023	NBR	2022 Performance Share Units	Common Stock (13,469)	—	—	13,469	Disposed
Jan. 1, 2023	NBR	2022 Performance Share Units	Common Stock (40,406)	—	—	40,406	Acquired
Feb. 22, 2022	NBR	2021 Warrants	Common Stock (6,904)	—	June 11, 2026	6,904	Acquired
Jan. 4, 2022	NBR	2021 Warrants	Common Stock (28,748)	—	June 11, 2026	28,748	Acquired
Jan. 4, 2022	NBR	2021 Performance Share Units	Common Stock (18,428)	—	—	18,428	Disposed
Jan. 4, 2022	NBR	2021 Performance Share Units	Common Stock (55,284)	—	—	55,284	Acquired
May 3, 2021	NBR	6.00% Mandatory Convertible Preferred Shares, Series A	Common Stock	$0.00	—	900	Disposed
Jan. 20, 2012	NBR	Stock Options (Right to Buy)	Common Stock (200,000)	$13.52	Jan. 22, 2012	200,000	Disposed
Jan. 6, 2012	NBR	Stock Options (Right to Buy)	Common Stock (1,200,000)	$13.52	Jan. 22, 2012	1,200,000	Disposed
Dec. 23, 2011	NBR	Stock Options (Right to Buy)	Common Stock (500,000)	$13.52	Jan. 22, 2012	500,000	Disposed
Aug. 22, 2011	NBR	Stock Options (Right to Buy)	Common Stock (750,000)	$16.36	Aug. 22, 2021	750,000	Acquired
Dec. 2, 2010	NBR	Stock Options (Right to Buy)	Common Stock (1,000,000)	$22.78	Dec. 4, 2010	1,000,000	Disposed
March 23, 2010	NBR	Stock Options (Right to Buy)	Common Stock (82,000)	$19.00	March 23, 2010	82,000	Disposed
March 23, 2010	NBR	Stock Options (Right to Buy)	Common Stock (100,000)	$19.00	March 23, 2010	100,000	Disposed
Nov. 9, 2009	NBR	Stock Options (Right to Buy)	Common Stock (750,000)	$12.38	Dec. 7, 2009	750,000	Disposed
Nov. 6, 2009	NBR	Stock Options (Right to Buy)	Common Stock (750,000)	$12.38	Dec. 7, 2009	750,000	Disposed
Sept. 30, 2009	NBR	Stock Options (Right to Buy)	Common Stock (1,726)	$20.90	Sept. 30, 2019	1,726	Acquired
Feb. 25, 2009	NBR	Stock Options (Right to Buy)	Common Stock (1,698,427)	$9.87	Feb. 25, 2019	1,698,427	Acquired
March 6, 2007	NBR	Stock Options (Right to buy)	Common Stock (2,298,650)	$23.25	March 8, 2007	2,298,650	Disposed
Dec. 5, 2005	NBR	Stock Options (Right to buy)	Common Stock (666,667)	$71.61	Dec. 5, 2015	666,667	Acquired
March 16, 2005	NBR	Stock Options (Right to buy)	Common Stock (490,000)	$12.62	Dec. 30, 2008	490,000	Disposed
March 16, 2005	NBR	Stock Options (Right to buy)	Common Stock (10,000)	$12.62	Dec. 30, 2008	10,000	Disposed
March 16, 2005	NBR	Stock Options (Right to buy)	Common Stock (543,000)	$12.50	July 22, 2007	543,000	Disposed
March 16, 2005	NBR	Stock Options (Right to buy)	Common Stock (419,250)	$12.50	July 22, 2007	419,250	Disposed
March 16, 2005	NBR	Stock Options (Right to buy)	Common Stock (417,673)	$12.50	Jan. 9, 2008	417,673	Disposed
Feb. 24, 2005	NBR	Stock Options (Right to buy)	Common Stock (175,000)	$57.65	Feb. 24, 2015	175,000	Acquired
Feb. 20, 2004	NBR	Stock Options (Right to buy)	Common Stock (475,000)	$45.91	Feb. 20, 2014	475,000	Acquired

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.

NBR

President and CEO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2023	$1,750,000	—	—	—	$1,575,968	$7,486	$1,437,658	$10,334,034
2022	$1,750,000	—	—	—	$3,009,880	$82,818	$1,386,519	$10,789,762
2021	$1,750,000	—	—	—	$2,167,337	$338,733	$1,225,122	$9,984,321

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