Robert D Marcus

Insider

First SEC filing: May 6, 2019 · Latest: May 6, 2019

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.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 33 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

No open-market trades on record; showing all filings.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 30, 2026	EFX	A	221	$158.72	$35,077	2,710 Direct	+8.88%	Acquired	18.4% (price as of 2026-08-19)
May 7, 2026	EFX	A	1,253	$175.62	$220,052	18,349 Direct	+7.33%	Acquired	7.0% (price as of 2026-08-19)
March 31, 2026	EFX	A	194	$180.07	$34,934	2,483 Direct	+8.48%	Acquired	4.4% (price as of 2026-08-19)
Dec. 31, 2025	EFX	A	156	$216.98	$33,849	2,284 Direct	+7.33%	Acquired	-13.4% (price as of 2026-08-19)
Sept. 30, 2025	EFX	A	132	$256.53	$33,862	2,127 Direct	+6.62%	Acquired	-26.7% (price as of 2026-08-19)
June 30, 2025	EFX	A	130	$259.37	$33,718	1,993 Direct	+6.98%	Acquired	-27.5% (price as of 2026-08-19)
May 8, 2025	EFX	A	812	—	—	17,070 Direct	+4.99%	Acquired	(price as of 2026-08-19)
March 31, 2025	EFX	A	139	$243.56	$33,855	1,860 Direct	+8.08%	Acquired	-22.8% (price as of 2026-08-19)
Jan. 3, 2025	EFX	A	123	$253.39	$31,167	1,718 Direct	+7.71%	Acquired	-25.8% (price as of 2026-08-19)
Sept. 30, 2024	EFX	A	106	$293.86	$31,149	1,593 Direct	+7.13%	Acquired	-36.0% (price as of 2026-08-19)
June 28, 2024	EFX	A	129	$242.46	$31,277	1,486 Direct	+9.51%	Acquired	-22.5% (price as of 2026-08-19)
May 2, 2024	EFX	A	891	—	—	16,254 Direct	+5.80%	Acquired	(price as of 2026-08-19)
March 29, 2024	EFX	A	117	$267.52	$31,300	1,355 Direct	+9.45%	Acquired	-29.7% (price as of 2026-08-19)
Dec. 29, 2023	EFX	A	126	$247.29	$31,159	1,236 Direct	+11.35%	Acquired	-24.0% (price as of 2026-08-19)
Sept. 29, 2023	EFX	A	171	$183.18	$31,324	1,108 Direct	+18.25%	Acquired	2.6% (price as of 2026-08-19)
June 30, 2023	EFX	A	133	$235.30	$31,295	936 Direct	+16.56%	Acquired	-20.1% (price as of 2026-08-19)
May 4, 2023	EFX	A	1,014	—	—	15,357 Direct	+7.07%	Acquired	(price as of 2026-08-19)
March 31, 2023	EFX	A	154	$202.84	$31,237	802 Direct	+23.77%	Acquired	-7.3% (price as of 2026-08-19)
Dec. 30, 2022	EFX	A	161	$194.36	$31,292	646 Direct	+33.20%	Acquired	-3.3% (price as of 2026-08-19)
Sept. 30, 2022	EFX	A	182	$171.43	$31,200	485 Direct	+60.07%	Acquired	9.7% (price as of 2026-08-19)
June 30, 2022	EFX	A	171	$182.78	$31,255	303 Direct	+129.55%	Acquired	2.9% (price as of 2026-08-19)
May 5, 2022	EFX	A	865	—	—	14,336 Direct	+6.42%	Acquired	(price as of 2026-08-19)
March 31, 2022	EFX	A	132	$237.10	$31,297	132 Direct	—	Acquired	-20.7% (price as of 2026-08-19)
May 6, 2021	EFX	A	759	—	—	13,467 Direct	+5.97%	Acquired	(price as of 2026-08-19)
May 7, 2020	EFX	A	1,147	—	—	12,695 Direct	+9.93%	Acquired	(price as of 2026-08-19)
May 2, 2019	EFX	A	1,379	—	—	11,536 Direct	+13.58%	Acquired	(price as of 2026-08-19)
May 3, 2018	EFX	A	1,512	—	—	10,137 Direct	+17.53%	Acquired	(price as of 2026-08-19)
May 4, 2017	EFX	A	1,243	—	—	8,609 Direct	+16.87%	Acquired	(price as of 2026-08-19)
May 5, 2016	EFX	A	1,250	—	—	7,366 Direct	+20.44%	Acquired	(price as of 2026-08-19)
May 1, 2015	EFX	A	1,527	—	—	6,116 Direct	+33.28%	Acquired	(price as of 2026-08-19)
May 2, 2014	EFX	A	1,904	—	—	4,589 Direct	+70.91%	Acquired	(price as of 2026-08-19)
May 2, 2014	EFX	A	1,912	—	—	4,597 Direct	+71.21%	Acquired	(price as of 2026-08-19)
Nov. 1, 2013	EFX	A	2,685	—	—	2,685 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
June 30, 2026	EFX	Phantom Stock Units	Common Stock (221)	—	—	221	Acquired
March 31, 2026	EFX	Phantom Stock Units	Common Stock (194)	—	—	194	Acquired
Dec. 31, 2025	EFX	Phantom Stock Units	Common Stock (156)	—	—	156	Acquired
Sept. 30, 2025	EFX	Phantom Stock Units	Common Stock (132)	—	—	132	Acquired
June 30, 2025	EFX	Phantom Stock Units	Common Stock (130)	—	—	130	Acquired
March 31, 2025	EFX	Phantom Stock Units	Common Stock (139)	—	—	139	Acquired
Jan. 3, 2025	EFX	Phantom Stock Units	Common Stock (123)	—	—	123	Acquired
Sept. 30, 2024	EFX	Phantom Stock Units	Common Stock (106)	—	—	106	Acquired
June 28, 2024	EFX	Phantom Stock Units	Common Stock (129)	—	—	129	Acquired
March 29, 2024	EFX	Phantom Stock Units	Common Stock (117)	—	—	117	Acquired
Dec. 29, 2023	EFX	Phantom Stock Units	Common Stock (126)	—	—	126	Acquired
Sept. 29, 2023	EFX	Phantom Stock Units	Common Stock (171)	—	—	171	Acquired
June 30, 2023	EFX	Phantom Stock Units	Common Stock (133)	—	—	133	Acquired
March 31, 2023	EFX	Phantom Stock Units	Common Stock (154)	—	—	154	Acquired
Dec. 30, 2022	EFX	Phantom Stock Units	Common Stock (161)	—	—	161	Acquired
Sept. 30, 2022	EFX	Phantom Stock Units	Common Stock (182)	—	—	182	Acquired
June 30, 2022	EFX	Phantom Stock Units	Common Stock (171)	—	—	171	Acquired
March 31, 2022	EFX	Phantom Stock Units	Common Stock (132)	—	—	132	Acquired

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