Centerra Gold Files Technical Report for the Mount Milligan Mine

Rhea-AI Summary

Centerra Gold (TSX: CG / NYSE: CGAU) filed a NI 43-101 technical report for its Mount Milligan Mine in British Columbia on October 21, 2025. The report supports disclosures previously provided on September 11, 2025 and is available on Centerra's website, SEDAR+ and EDGAR.

This filing documents technical information required under Canadian standards for mineral project disclosure and makes the underlying report accessible to investors and regulators.

News Market Reaction

-10.47%

23 alerts

-10.47% News Effect

-5.8% Trough in 7 hr 51 min

-$288M Valuation Impact

$2.47B Market Cap

1.0x Rel. Volume

On the day this news was published, CGAU declined 10.47%, reflecting a significant negative market reaction. Argus tracked a trough of -5.8% from its starting point during tracking. Our momentum scanner triggered 23 alerts that day, indicating elevated trading interest and price volatility. This price movement removed approximately $288M from the company's valuation, bringing the market cap to $2.47B at that time.

Data tracked by StockTitan Argus on the day of publication.

TORONTO, Oct. 21, 2025 (GLOBE NEWSWIRE) -- Centerra Gold Inc. (“Centerra” or the “Company”) (TSX: CG) (NYSE: CGAU) announced today that it has filed a technical report in relation to its Mount Milligan Mine, located in British Columbia, Canada.

The report was prepared in accordance with National Instrument 43-101 – Standards for Disclosure for Mineral Projects and supports the disclosure outlined in Centerra’s news release dated September 11, 2025. The report is available on Centerra’s website at www.centerragold.com, on SEDAR+ at www.sedarplus.ca and EDGAR at www.sec.gov/edgar.

About Centerra Gold

Centerra Gold Inc. is a Canadian-based gold mining company focused on operating, developing, exploring and acquiring gold and copper properties in North America, Türkiye, and other markets worldwide. Centerra operates two mines: the Mount Milligan Mine in British Columbia, Canada, and the Öksüt Mine in Türkiye. The Company also owns the Kemess Project in British Columbia, Canada, the Goldfield Project in Nevada, United States, and owns and operates the Molybdenum Business Unit in the United States and Canada. Centerra’s shares trade on the Toronto Stock Exchange (“TSX”) under the symbol CG and on the New York Stock Exchange (“NYSE”) under the symbol CGAU. The Company is based in Toronto, Ontario, Canada.

For more information:

Lisa Wilkinson
Vice President, Investor Relations & Corporate Communications
(416) 204-3780
Lisa.Wilkinson@centerragold.com

Additional information on Centerra is available on the Company’s website at www.centerragold.com, on SEDAR+ at www.sedarplus.ca and EDGAR at www.sec.gov/edgar.

FAQ

What did Centerra Gold announce about Mount Milligan on October 21, 2025 (CGAU)?

Centerra filed a NI 43-101 technical report for the Mount Milligan Mine and made it available on its website, SEDAR+ and EDGAR.

Where can investors download the Mount Milligan NI 43-101 report for CGAU?

The report is available on Centerra's investor website, on SEDAR+ and on EDGAR (SEC).

Does the October 21, 2025 filing for CGAU change production or financial guidance?

The announcement only states that a technical report was filed to support prior disclosures; no production or financial guidance is disclosed.

Which regulatory standard was used to prepare the Mount Milligan report for CGAU?

The report was prepared in accordance with National Instrument 43-101 (Standards for Disclosure for Mineral Projects).

What date does the October 21, 2025 technical report for CGAU reference for prior disclosure?

The filing supports disclosure originally provided on September 11, 2025.

Will the Mount Milligan NI 43-101 filing for CGAU be available to US investors?

Yes; the report is available on EDGAR (SEC), making it accessible to US investors.