Dianne B. Ralston

Insider

First SEC filing: March 17, 2026 · Latest: March 17, 2026

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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.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

SLB selling Jan. 26, 2026

Insider transactions

0 buys (P) 2 sells (S) Net: $-2,354,892 + 43 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

43 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 13, 2026	SLB	F	1,261	$44.22	$55,761	226,039 Direct	-0.55%	Disposed	21.7% (price as of 2026-08-21)
March 13, 2026	SLB	A	3,203	—	—	227,300 Direct	+1.43%	Acquired	(price as of 2026-08-21)
Jan. 26, 2026	SLB	S	18,617	$49.50	$921,542	224,097 Direct	-7.67%	Disposed	8.7% (price as of 2026-08-21)
Jan. 23, 2026	SLB	F	17,667	$50.25	$887,767	242,714 Direct	-6.79%	Disposed	7.1% (price as of 2026-08-21)
Jan. 23, 2026	SLB	A	47,437	—	—	260,381 Direct	+22.28%	Acquired	(price as of 2026-08-21)
Jan. 21, 2026	SLB	A	23,987	—	—	23,987 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 18, 2026	SLB	M	14,427	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Jan. 18, 2026	SLB	F	3,684	$46.65	$171,859	212,944 Direct	-1.70%	Disposed	15.3% (price as of 2026-08-21)
Jan. 18, 2026	SLB	M	14,427	—	—	216,628 Direct	+7.13%	Acquired	(price as of 2026-08-21)
Sept. 12, 2025	SLB	S	39,727	$36.08	$1,433,350	202,201 Direct	-16.42%	Disposed	49.1% (price as of 2026-08-21)
March 7, 2025	SLB	F	4,480	$40.87	$183,098	241,928 Direct	-1.82%	Disposed	31.7% (price as of 2026-08-21)
March 7, 2025	SLB	A	11,384	—	—	246,408 Direct	+4.84%	Acquired	(price as of 2026-08-21)
Jan. 21, 2025	SLB	S	43,161	$43.96	$1,897,358	235,024 Direct	-15.52%	Disposed	22.4% (price as of 2026-08-21)
Jan. 17, 2025	SLB	M	22,321	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Jan. 17, 2025	SLB	F	8,784	$43.05	$378,151	278,185 Direct	-3.06%	Disposed	25.0% (price as of 2026-08-21)
Jan. 17, 2025	SLB	M	22,321	—	—	286,969 Direct	+8.43%	Acquired	(price as of 2026-08-21)
Jan. 17, 2025	SLB	F	23,613	$43.05	$1,016,540	264,648 Direct	-8.19%	Disposed	25.0% (price as of 2026-08-21)
Jan. 17, 2025	SLB	A	68,420	—	—	288,261 Direct	+31.12%	Acquired	(price as of 2026-08-21)
Jan. 15, 2025	SLB	A	21,471	—	—	21,471 Direct	—	Acquired	(price as of 2026-08-21)
March 1, 2024	SLB	F	6,613	$49.26	$325,756	219,841 Direct	-2.92%	Disposed	9.2% (price as of 2026-08-21)
March 1, 2024	SLB	A	16,805	—	—	226,454 Direct	+8.02%	Acquired	(price as of 2026-08-21)
Jan. 20, 2024	SLB	M	33,610	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Jan. 20, 2024	SLB	F	13,226	$49.68	$657,068	209,649 Direct	-5.93%	Disposed	8.3% (price as of 2026-08-21)
Jan. 20, 2024	SLB	M	33,610	—	—	222,875 Direct	+17.76%	Acquired	(price as of 2026-08-21)
Jan. 19, 2024	SLB	A	17,340	—	—	232,891 Direct	+8.04%	Acquired	(price as of 2026-08-21)
Jan. 19, 2024	SLB	F	43,626	$49.68	$2,167,340	189,265 Direct	-18.73%	Disposed	8.3% (price as of 2026-08-21)
Jan. 19, 2024	SLB	A	100,830	—	—	215,551 Direct	+87.89%	Acquired	(price as of 2026-08-21)
Jan. 17, 2024	SLB	A	17,857	—	—	17,857 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 1, 2023	SLB	M	34,604	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Dec. 1, 2023	SLB	F	13,617	$52.41	$713,667	114,721 Direct	-10.61%	Disposed	2.7% (price as of 2026-08-21)
Dec. 1, 2023	SLB	M	34,604	—	—	128,338 Direct	+36.92%	Acquired	(price as of 2026-08-21)
March 3, 2023	SLB	F	4,404	$55.17	$242,969	93,734 Direct	-4.49%	Disposed	-2.5% (price as of 2026-08-21)
March 3, 2023	SLB	A	11,190	—	—	98,138 Direct	+12.87%	Acquired	(price as of 2026-08-21)
Jan. 20, 2023	SLB	F	37,141	$57.61	$2,139,693	86,948 Direct	-29.93%	Disposed	-6.6% (price as of 2026-08-21)
Jan. 20, 2023	SLB	A	44,760	—	—	124,089 Direct	+56.42%	Acquired	(price as of 2026-08-21)
Jan. 20, 2023	SLB	A	55,950	—	—	79,329 Direct	+239.32%	Acquired	(price as of 2026-08-21)
Jan. 18, 2023	SLB	A	14,427	—	—	14,427 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 23, 2022	SLB	S	10,493	$52.52	$551,092	23,379 Direct	-30.98%	Disposed	2.5% (price as of 2026-08-21)
Dec. 1, 2022	SLB	M	34,603	—	—	34,604 Direct	-50.00%	Disposed	(price as of 2026-08-21)
Dec. 1, 2022	SLB	F	13,617	$52.10	$709,446	33,872 Direct	-28.67%	Disposed	3.3% (price as of 2026-08-21)
Dec. 1, 2022	SLB	M	34,603	—	—	47,489 Direct	+268.53%	Acquired	(price as of 2026-08-21)
Jan. 19, 2022	SLB	A	22,321	—	—	22,321 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 8, 2021	SLB	S	12,885	$31.04	$399,950	12,886 Direct	-50.00%	Disposed	73.4% (price as of 2026-08-21)
Dec. 1, 2021	SLB	M	34,603	—	—	69,207 Direct	-33.33%	Disposed	(price as of 2026-08-21)
Dec. 1, 2021	SLB	F	8,832	$29.15	$257,453	25,771 Direct	-25.52%	Disposed	84.6% (price as of 2026-08-21)
Dec. 1, 2021	SLB	M	34,603	—	—	34,603 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 20, 2021	SLB	A	33,610	—	—	33,610 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 1, 2020	SLB	A	103,810	—	—	103,810 Direct	—	Acquired	(price as of 2026-08-21)

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. 21, 2026	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (23,987)	—	—	23,987	Acquired
Jan. 18, 2026	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (14,427)	—	—	14,427	Disposed
Jan. 17, 2025	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (22,321)	—	—	22,321	Disposed
Jan. 15, 2025	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (21,471)	—	—	21,471	Acquired
Jan. 20, 2024	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (33,610)	—	—	33,610	Disposed
Jan. 17, 2024	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (17,857)	—	—	17,857	Acquired
Dec. 1, 2023	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (34,604)	—	—	34,604	Disposed
Jan. 18, 2023	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (14,427)	—	—	14,427	Acquired
Dec. 1, 2022	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (34,603)	—	—	34,603	Disposed
Jan. 19, 2022	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (22,321)	—	—	22,321	Acquired
Dec. 1, 2021	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (34,603)	—	—	34,603	Disposed
Jan. 20, 2021	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (33,610)	—	—	33,610	Acquired
Dec. 1, 2020	SLB	RSU (Restricted Stock Unit)	Common Stock, $0.01 Par Value Per Share (103,810)	—	—	103,810	Acquired

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

Initial ownership (Form 3) 2 holdings

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

Date	Ticker	Security	Shares	Ownership
Jan. 17, 2017	FTI	No Securities are Beneficially Owned	0	Direct
July 29, 2014	WFRD	Ordinary Shares [F1]	0	Direct

Compensation (DEF 14A)

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

FTI

Chief Legal Officer and Secretary

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2018	$615,000	—	—	—	$797,963	—	$114,120	$3,869,709
2017	$591,667	—	—	—	$891,938	—	$121,734	$3,855,154

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