Optiver Holding B.V.

Position in EFX — Equifax Inc

CIK 1859606 AMSTERDAM, P7

Position in EFX

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$144,593

+$97,905 QoQ

Shares Held

911

+400.5% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#636

of 830 holders

Holding Since

Dec 2021

5 quarters on record

Voting authority Sole 0% Shared 100% None 0%

Industrials · as of Jun 30, 2026

Optiver Holding B.V. holds $159,457 across 5 Consulting Services names. EFX ranks #1 (90.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	EFX	Equifax Inc This page	911	$144,593
2	CRAI	Cra International, Inc.	41	$5,834
3	ICFI	ICF International, Inc.	75	$5,464
4	HURN	Huron Consulting Group Inc.	39	$3,516
5	FORR	Forrester Research, Inc.	6	$50

5 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$144,593	911	+400.5%	Shares	Defined	2026-08-12
2025-09-30	$46,688	182	+2500.0%	Shares	Defined	2025-11-10
2024-06-30	$1,697	7	-94.3%	Shares	Defined	2024-08-14
2024-03-31	$32,904	123	+547.4%	Shares	Defined	2024-05-09
2021-12-31	$5,563	19	—	Shares	Defined	2022-02-14
No filing history on record for this holder in this stock.