HARBOR INVESTMENT ADVISORY, LLC

Position in RIO — Rio Tinto PLC

CIK 1468792 LUTHERVILLE, MD

Position in RIO

as of Jun 30, 2026 · filed Jul 7, 2026 Compact

Position Value

$3,132

+$54 QoQ

Shares Held

0.0% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#912

of 965 holders

Holding Since

Mar 2020

17 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Jun 30, 2026

HARBOR INVESTMENT ADVISORY, LLC holds $777,092 across 5 Other Industrial Metals & Mining names. RIO ranks #5 (0.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MP	MP Materials Corp. / DE	12,771	$715,303
2	MTRN	MATERION Corp	108	$32,118
3	SKE	Skeena Resources Ltd	833	$22,207
4	BHP	BHP Group Ltd	52	$4,332
5	RIO	Rio Tinto PLC This page	33	$3,132

17 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,132	33	0.0%	Shares	Sole	2026-07-07
2026-03-31	$3,078	33	0.0%	Shares	Sole	2026-04-23
2025-12-31	$2,640	33	0.0%	Shares	Sole	2026-01-07
2025-09-30	$2,178	33	0.0%	Shares	Sole	2025-10-27
2025-06-30	$1,924	33	0.0%	Shares	Sole	2025-07-01
2025-03-31	$1,982	33	+560.0%	Shares	Sole	2025-04-09
2024-03-31	$318	5	-98.9%	Shares	Sole	2024-04-12
2022-06-30	$26,535	435	0.0%	Shares	Sole	2022-07-18
2022-03-31	$34,974	435	0.0%	Shares	Sole	2022-04-20
2021-12-31	$29,118	435	-49.4%	Shares	Sole	2022-01-10
2021-09-30	$57,398	859	0.0%	Shares	Sole	2021-10-12
2021-06-30	$72,061	859	0.0%	Shares	Sole	2021-07-27
2021-03-31	$66,701	859	+44.6%	Shares	Sole	2021-04-16
2020-12-31	$44,680	594	0.0%	Shares	Sole	2021-02-04
2020-09-30	$35,871	594	0.0%	Shares	Sole	2020-10-23
2020-06-30	$33,370	594	0.0%	Shares	Sole	2020-07-16
2020-03-31	$27,062	594	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.