O'SHAUGHNESSY ASSET MANAGEMENT, LLC

Position in RIO — Rio Tinto PLC

CIK 1423442 Stamford, CT

Position in RIO

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$17,165,173

+$3,998,078 QoQ

Shares Held

183,998

+11.8% QoQ

Ownership

0.015%

of shares outstanding

% of Portfolio

0.10%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Basic Materials · as of Mar 31, 2026

O'SHAUGHNESSY ASSET MANAGEMENT, LLC holds $79,337,792 across 7 Other Industrial Metals & Mining names. RIO ranks #3 (21.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VALE	Vale S.A.	2,654,091	$42,226,587
2	BHP	BHP Group Ltd	242,134	$17,612,827
3	RIO	Rio Tinto PLC This page	183,998	$17,165,173
4	TECK	Teck Resources Ltd	33,158	$1,715,926
5	MP	MP Materials Corp. / DE	7,327	$353,601
6	MTRN	MATERION Corp	1,572	$227,389
7	SLI	Standard Lithium Ltd.	10,642	$36,289

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$17,165,173	183,998	+11.8%	Shares	Sole	2026-05-13
2025-12-31	$13,167,095	164,527	+45.3%	Shares	Sole	2026-02-11
2025-09-30	$7,472,332	113,200	+25.2%	Shares	Sole	2025-11-13
2025-06-30	$5,272,857	90,397	-54.7%	Shares	Sole	2025-08-12
2025-03-31	$11,975,926	199,333	+13.0%	Shares	Sole	2025-05-13
2024-12-31	$10,377,612	176,460	+17.4%	Shares	Sole	2025-02-12
2024-09-30	$10,693,861	150,258	-11.4%	Shares	Sole	2024-11-12
2024-06-30	$11,185,881	169,663	+4.6%	Shares	Sole	2024-08-14
2024-03-31	$10,336,524	162,167	-0.2%	Shares	Sole	2024-05-13
2023-12-31	$12,098,037	162,477	-12.3%	Shares	Sole	2024-02-09
2023-09-30	$11,789,628	185,255	+0.2%	Shares	Sole	2023-11-13
2023-06-30	$11,803,952	184,899	+11.3%	Shares	Sole	2023-08-11
2023-03-31	$11,398,781	166,163	-2.7%	Shares	Sole	2023-05-12
2022-12-31	$12,164,164	170,845	+56.0%	Shares	Sole	2023-02-10
2022-09-30	$6,031,162	109,538	+44.2%	Shares	Sole	2022-11-14
2022-06-30	$4,633,865	75,965	+0.4%	Shares	Sole	2022-08-11
2022-03-31	$6,085,958	75,696	+24.1%	Shares	Sole	2022-05-13
2021-12-31	$4,083,607	61,004	+9.1%	Shares	Defined	2022-02-11
2021-09-30	$3,737,509	55,934	+7.2%	Shares	Sole	2021-11-10
2021-06-30	$4,377,799	52,185	-6.8%	Shares	Sole	2021-08-09
2021-03-31	$4,346,769	55,979	-8.9%	Shares	Sole	2021-05-14
2020-12-31	$4,624,450	61,479	-6.8%	Shares	Sole	2021-02-11
2020-09-30	$3,982,056	65,939	+9.0%	Shares	Sole	2020-11-12
2020-06-30	$3,398,665	60,496	+102.4%	Shares	Sole	2020-08-13
2020-03-31	$1,361,423	29,882	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.