Costello Asset Management, INC

Position in RIO — Rio Tinto PLC

CIK 1760145 FEASTERVILLE, PA

Position in RIO

as of Jun 30, 2026 · filed Jul 28, 2026 Compact

Position Value

$37,972

+$656 QoQ

Shares Held

400

0.0% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#804

of 963 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Basic Materials · as of Jun 30, 2026

Costello Asset Management, INC holds $162,479 across 6 Other Industrial Metals & Mining names. RIO ranks #2 (23.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MP	MP Materials Corp. / DE	1,300	$72,813
2	RIO	Rio Tinto PLC This page	400	$37,972
3	BHP	BHP Group Ltd	445	$37,072
4	UAMY	United States Antimony Corp	1,100	$7,986
5	USAR	USA Rare Earth, Inc.	185	$3,992
6	SSMR	Sunshine Silver Mining & Refining Co	200	$2,644

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$37,972	400	0.0%	Shares	Sole	2026-07-28
2026-03-31	$37,316	400	—	Shares	Sole	2026-04-30
No filing history on record for this holder in this stock.