WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Position in ARIS — Aris Mining Corp

CIK 1644956 CHICAGO, IL

Position in ARIS

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

Position Value

$5,684,616

-$5,487,875 QoQ

Shares Held

381,262

-36.6% QoQ

Ownership

0.185%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#49

of 183 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 65% Shared 0% None 35%

Basic Materials · as of Jun 30, 2026

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $30,565,176 across 4 Gold names. ARIS ranks #3 (18.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AUGO	Aura Minerals Inc.	209,791	$13,206,343
2	IAG	Iamgold Corp	714,288	$11,314,321
3	ARIS	Aris Mining Corp This page	381,262	$5,684,616
4	RGLD	Royal Gold Inc	1,803	$359,896

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$5,684,616	381,262	-36.6%	Shares	Sole	2026-08-12
2026-03-31	$11,172,491	601,642	-16.0%	Shares	Sole	2026-05-08
2025-12-31	$11,628,259	716,467	—	Shares	Sole	2026-02-09
No filing history on record for this holder in this stock.