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LOUISBOURG INVESTMENTS INC.

Position in RIO — Rio Tinto PLC

CIK 2053050 DIEPPE, A3

Position in RIO

as of Mar 31, 2026 · filed Apr 22, 2026
Position Value
$1,033,653
+$258,963 QoQ
Shares Held
11,080
+14.5% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.20%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2023
10 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in RIO Over Time

Shares Held

Position Value (USD)

Position in Other Industrial Metals & Mining

Basic Materials · as of Mar 31, 2026

LOUISBOURG INVESTMENTS INC. holds $11,060,028 across 4 Other Industrial Metals & Mining names. RIO ranks #2 (9.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 RIO
Rio Tinto PLC
This page
11,080 $1,033,653

All Filings in RIO

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10 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $1,033,653 11,080
2025-12-31 $774,690 9,680
2025-09-30 $638,976 9,680
2025-06-30 $564,634 9,680
2025-03-31 $581,574 9,680
2024-12-31 $569,280 9,680
2024-09-30 $688,925 9,680
2024-06-30 $638,202 9,680
2024-03-31 $617,003 9,680
2023-12-31 $720,772 9,680