Talisker files PEA for Bralorne showing C$1.0B after-tax NPV5% at US$3,500/oz gold

TORONTO, Sept. 21, 2026 (GLOBE NEWSWIRE) -- Talisker Resources Ltd. ( "Talisker" or the "Company" ) (TSX: TSK, OTCQB: TSKFF) is pleased to announce the results of an independent Preliminary Economic Assessment ( "PEA" ) for its Bralorne Gold Project ( "Bralorne" or the "Project" ) located in British Columbia, Canada. The PEA was prepared in accordance with National Instrument 43-101 – Standards of Disclosure for Mineral Projects ( "NI 43-101" ) by SGS Geological Services ( “SGS” ) with contributions from other independent engineering firms.

The Company expects to file the supporting NI 43-101 technical report on SEDAR+ within 45 days of this news release.

Key Highlights

After-tax NPV 5% of C$1,048 million and after-tax IRR of 31.3 %, based on a gold price of US$3,500 /oz.

At spot gold price of US$4,300 /oz and FX US$:C$ of 0.71 After-tax NPV 5% of C$1,876 million and after-tax IRR of 67.2 %.

Average annual production of 110,000 ounces of gold per year (from mill commissioning) over a life of mine of 14 years.

High-grade Mineral Resource base: The Project hosts Measured and Indicated Mineral Resources of 0.72 Mt grading 8.91 g/t Au for 206,300 oz of contained gold, including 21,900 oz Measured at 10.04 g/t Au and 184,400 oz Indicated at 8.80 g/t Au, together with Inferred Mineral Resources of 11.23 Mt grading 8.73 g/t Au for 3,151,000 oz of contained gold. The PEA is preliminary in nature and relies substantially on Inferred Mineral Resources.

Initial capital of C$416 million and sustaining capital of C$782 million.

Average life-of-project head grade of 3.9 g/t Au and average process recovery of 90.6 %.

Average total cash cost of US$1,553 /oz and AISC of US$1,914 /oz. 1

Nominal average combined processing r