GFS Advisors, LLC

Position in RIO — Rio Tinto PLC

CIK 1427263 HOUSTON, TX

Position in RIO

as of Jun 30, 2026 · filed Aug 4, 2026 Compact

Position Value

$297,795

+$274,007 QoQ

Shares Held

26,000

+10096.1% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

#629

of 965 holders

Holding Since

Jun 2024

3 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Basic Materials · as of Jun 30, 2026

GFS Advisors, LLC holds $410,486 across 4 Other Industrial Metals & Mining names. RIO ranks #1 (72.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RIO	Rio Tinto PLC This page	26,000	$297,795
2	GRO	Brazil Potash Corp.	223,907	$82,670
3	SKE	Skeena Resources Ltd	1,000	$26,660
4	MP	MP Materials Corp. / DE	79,011	$3,361

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$297,795	26,000	+10096.1%	Shares	Sole	2026-08-04
2026-03-31	$23,788	255	-99.5%	Shares	Sole	2026-04-30
2024-06-30	$16,000	55,802	—	Shares	Sole	2024-07-26
No filing history on record for this holder in this stock.