Skip to main content

Rossby Financial, LCC

Position in RIO — Rio Tinto PLC

CIK 2056510 MELBOURNE, FL

Position in RIO

as of Jun 30, 2026 · filed Aug 4, 2026
Position Value
$666,978
+$16,654 QoQ
Shares Held
7,026
+0.8% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.31%
of 13F equity value
Holder Rank
#463
of 965 holders
Holding Since
Dec 2024
7 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in RIO Over Time

Shares Held

Position Value (USD)

Position in Other Industrial Metals & Mining

Basic Materials · as of Jun 30, 2026

Rossby Financial, LCC holds $1,180,002 across 7 Other Industrial Metals & Mining names. RIO ranks #1 (56.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 RIO
Rio Tinto PLC
This page
7,026 $666,978

All Filings in RIO

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $666,978 7,026
2026-03-31 $650,324 6,971
2025-12-31 $496,105 6,199
2025-09-30 $407,083 6,167
2025-06-30 $367,537 6,301
2025-03-31 $408,664 6,802
2024-12-31 $360,446 6,129