Investor Rio Tinto Plc
13D/G Filings

This page shows a list of all the recent 13D/G filings made by Rio Tinto Plc . Schedule 13D is commonly referred to as a “beneficial ownership report.” The term "beneficial owner" is defined under SEC rules. It includes any person who directly or indirectly shares voting power or investment power (the power to sell the security).

When a person or group of persons acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities, they are required to file a Schedule 13D within ten days after the purchase. Click the link icon to see the full transaction history.

Date Form Target Prev
Shares
Current
Shares
Change
(Percent)
Ownership
(Percent)
Change
(Percent)
2025-06-18 13D/A WRN / Western Copper and Gold Corporation 16,155,507 19,004,925
2023-11-29 13D/A WRN / Western Copper and Gold Corporation 11,808,490 16,155,507
2022-12-16 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 201,231,446
2022-11-25 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2022-11-23 13D WRN / Western Copper and Gold Corporation 11,808,490
2022-11-17 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2022-11-02 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2022-10-25 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2022-09-06 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2022-09-01 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2022-08-25 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2022-05-19 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2022-03-14 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2022-01-25 13D/A TRQ / Turquoise Hill Resources Ltd 102,196,643 102,196,643
2021-04-09 13D/A TRQ / Turquoise Hill Resources Ltd 1,021,966,440 102,196,643
2020-09-22 13D/A EGI / Entree Gold Inc. 32,788,629
2020-09-14 13D/A TRQ / Turquoise Hill Resources Ltd 1,021,966,440
2014-01-15 13D/A TRQ / Turquoise Hill Resources Ltd
2013-12-17 13D/A CSTM / Constellium SE 0
2013-11-18 13D/A CSTM / Constellium SE
2013-08-28 13D/A TRQ / Turquoise Hill Resources Ltd
2013-08-14 13D/A TRQ / Turquoise Hill Resources Ltd
2013-07-09 13D/A TRQ / Turquoise Hill Resources Ltd
2013-07-03 13D/A TRQ / Turquoise Hill Resources Ltd
2013-06-10 13D CSTM / Constellium SE
2012-08-02 13D/A EGI / Entree Gold Inc.
2012-08-02 13D/A TRQ / Turquoise Hill Resources Ltd
2012-05-24 13D/A TRQ / Turquoise Hill Resources Ltd
2012-04-20 13D/A TRQ / Turquoise Hill Resources Ltd
2012-04-20 13D/A EGI / Entree Gold Inc.
2012-01-26 13D/A TRQ / Turquoise Hill Resources Ltd