March 25, 2024


DOWA HOLDINGS CO., LTD. (14-1, Sotokanda 4-chome, Chiyoda-ku, Tokyo; Capital: 36.4 billion yen; President: SEKIGUCHI Akira; hereinafter “the Company”) hereby announces that DOWA METALS & MINING CO., LTD. (same location; Capital: 1 billion yen; President: SUYAMA Toshiaki ; hereinafter ”DMM”), its subsidiary, holds a 25% share in CARIBOO COPPER CORP. (hereinafter “CCC”) which in turn holds a 25% share in the Gibraltar copper mine located in Canada. On this occasion, DMM has agreed with TASEKO MINES LIMITED (hereinafter “TASEKO”), which also owns a 50% share in CCC, that DMM will sell all of CCC shares it holds to TASEKO.

The DOWA Group has established the evolution of recycling-oriented business model as a basic strategy and decided to promote enhancing metal recycling as one of the priority initiatives in its medium-term management plan, Midterm Plan 2024. Based on this plan and to concentrate its management resources in the metal recycling business, the Company has decided to terminate the tolling contract between DMM and Onahama Smelting and Refining Co., Ltd. as of the end of March 2023. We have concurrently reviewed our investment in copper mining interests and as a result, decided to implement the share transfer at this stage.


[Date of Share Transfer]
March 25, 2024

[Contribution Structure for the Gibraltar Copper Mine (Before the Share Transfer)]

[Overview of DOWA METALS & MINING CO., LTD.]

1. Head office:14-1, Sotokanda 4-Chome Chiyoda-ku, Tokyo

2. Founded:May 2006

3. Capital:1.0 billion yen

4. Representative:SUYAMA Toshiaki (President and Representative Director)
5. Employees Approx.:1,000 employees (Dowa Metals & Mining Co., Ltd. consolidated as of the end of March 2023)

6. Shareholder:DOWA HOLDINGS CO., LTD. 100%
7. Business:Smelting business, resource development and raw material procurement business



1.Head office:Vancouver, British Columbia, Canada 2.Founded March 11, 2010
3.Capital:91million CAD
4.Representative:Richard Tremblay(Chief Operating Officer)
5. Business:Operation and management of the Gibraltrar copper mine


1.Head office:Vancouver, British Columbia, Canada
2.Representative:Stuart McDonald(President & CEO)
3. Business:Resource development


[Overview of Gibraltar Mine]
1.Location:Williams Lake, British Columbia, Canada
2.Output:Approximately 230,000 WMT/year(Copper concentrate, 2023 Result)
3.Mining Method:Open-pit mining

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