BROWN, LISLE/CUMMINGS, INC.

Position in RIO — Rio Tinto PLC

CIK 14745 PROVIDENCE, RI

Position in RIO

as of Mar 31, 2026 · filed Apr 20, 2026 Compact

Position Value

$536,417

+$76,245 QoQ

Shares Held

5,750

0.0% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.15%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2021

18 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Basic Materials · as of Mar 31, 2026

BROWN, LISLE/CUMMINGS, INC. holds $1,067,680 across 5 Other Industrial Metals & Mining names. RIO ranks #1 (50.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RIO	Rio Tinto PLC This page	5,750	$536,417
2	TMC	TMC the metals Co Inc.	50,000	$233,500
3	MP	MP Materials Corp. / DE	3,550	$171,323
4	MTRN	MATERION Corp	854	$123,531
5	BHP	BHP Group Ltd	40	$2,909

18 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$536,417	5,750	0.0%	Shares	Sole	2026-04-20
2025-12-31	$460,172	5,750	-12.2%	Shares	Sole	2026-01-23
2025-09-30	$432,365	6,550	0.0%	Shares	Sole	2025-10-10
2025-06-30	$382,061	6,550	-20.8%	Shares	Sole	2025-07-16
2025-03-31	$497,101	8,274	-25.3%	Shares	Sole	2025-04-22
2024-12-31	$651,085	11,071	-3.9%	Shares	Sole	2025-01-27
2024-09-30	$820,234	11,525	-15.6%	Shares	Sole	2024-10-18
2024-06-30	$899,944	13,650	-0.5%	Shares	Sole	2024-07-17
2024-03-31	$874,831	13,725	-13.9%	Shares	Sole	2024-07-01
2023-12-31	$1,187,637	15,950	-4.1%	Shares	Sole	2024-07-01
2023-09-30	$1,058,015	16,625	+5.4%	Shares	Sole	2024-07-01
2023-06-30	$1,007,076	15,775	+8.0%	Shares	Sole	2024-07-01
2023-03-31	$1,001,560	14,600	-2.8%	Shares	Sole	2024-07-01
2022-12-31	$1,069,780	15,025	0.0%	Shares	Sole	2024-07-01
2022-09-30	$827,276	15,025	-1.0%	Shares	Sole	2024-07-01
2022-06-30	$925,675	15,175	+4.8%	Shares	Sole	2024-07-01
2022-03-31	$1,163,790	14,475	+751.5%	Shares	Sole	2024-07-01
2021-12-31	$113,798	1,700	—	Shares	Sole	2024-07-01
No filing history on record for this holder in this stock.