Mr. Jerrold Annett reports

CAPSTONE COPPER TO RELEASE THIRD QUARTER RESULTS ON NOVEMBER 3, 2023

Capstone Copper Corp. will release its 2023 third quarter results on Friday, Nov. 3, 2023, prior to the market open. The news release will be followed by an investor conference call on the same day at 11 a.m. Eastern Time (8 a.m. Pacific Time).

Q3 2023 webcast and conference call details

Webcast

A webcast will be available.

Dial-in numbers for the audio-only portion

Please dial in at least five minutes prior to the call start time.

Toronto:  416-764-8650

Vancouver:  778-383-7413

North America toll-free:  888-664-6383

An audio replay of the conference call will be available until Nov. 10, 2023.

Replay dial-in numbers

Toronto:  416-764-8677

North America toll-free:  888-390-0541

Code:  579377 followed by the pound key

After the replay expiration, an audio file will be available on Capstone's website.

About Capstone Copper Corp.

Capstone is an Americas-focused copper mining company headquartered in Vancouver, Canada. The company owns and operates the Pinto Valley copper mine, located in Arizona, U.S., the Cozamin copper-silver mine, located in Zacatecas, Mexico, the Mantos Blancos copper-silver mine, located in the Antofagasta region, Chile, and 70 per cent of the Mantoverde copper-gold mine, located in the Atacama region, Chile. In addition, the company owns the fully permitted Santo Domingo copper-iron-gold project, located approximately 30 kilometres northeast of Mantoverde in the Atacama region, Chile, as well as a portfolio of exploration properties in the Americas.

Capstone's strategy is to unlock transformational copper production growth while executing on cost and operational improvements through innovation, optimization and safe and responsible production throughout its portfolio of assets. The company's focus on profitability and disciplined capital allocation to surface stakeholder value. Capstone is committed to creating a positive impact in the lives of its people and local communities, while delivering compelling returns to investors by responsibly producing copper to meet the world's growing needs.