from2028 Activists Investors Trump Politicians Serenity Citrini Burry Semianalysis Trade Arbitrage Search

$RIO:NYSE · RIO TINTO PLC

Sector: commodities

Global mining: iron ore, copper, aluminum

2 tracked filer(s) hold this · 0 opened, 0 added, 2 trimmed in 30-JUN-2026

Aggregate 13FScore 48 — mean of 2 scored holder(s). Higher = the smart money in this name has the better track record.

Filer	13FScore	This quarter	Shares	Value	% of their book
Ancora	42	Trimmed -77%	101	$9,588	0.0%
Bridgewater	55	Trimmed -36%	72,797	$6,910,619	0.0%

Beyond 13F — activists, insiders, politicians & research

Congressional trades all politician trades →

1 disclosed trade(s) by 1 filer(s).

Trade date	Who	Type	Amount
2026-03-30	Alan Armstrong senate	BUY	$15,001 - $50,000	PTR

Every tracked holder of this name, sorted new → added → flat → trimmed. Shares = reported 13F share count; Value as reported (a few managers file values in $thousands). Generated 2026-08-16.