Teck Resources Ltd Class B press release

Teck to Release Third Quarter 2025 Results on October 22, 2025

2025-10-09

NYSE - New York Stock Exchange · Copper · Molybdenum · Zinc · Lead · Canada

VANCOUVER, British Columbia, Oct. 09, 2025 (GLOBE NEWSWIRE) -- Teck Resources Limited (TSX: TECK.A and TECK.B, NYSE: TECK) (“Teck”) will release its third quarter 2025 earnings results before market open on Wednesday, October 22, 2025.

| A webcast to review the results will be held as follows: | | | | | | | | Date: | | Wednesday, October 22, 2025 | | Time: | | 8:00 a.m. PT / 11:00 a.m. ET | | Listen-Only Webcast: | | here | | Dial In for Investor & Analyst Q&A: | | 1.647.846.8877 or 1.833.752.3828 | | | | Quote “Teck Resources”, to join the call | | Alternate, pre-register to the call for Q&A: | | registration link | | | | | | An archive of the webcast will be available at teck.com within 24 hours. | | |

About Teck Teck is a leading Canadian resource company focused on responsibly providing metals essential to economic development and the energy transition. Teck has a portfolio of world-class copper and zinc operations across North and South America and an industry-leading copper growth pipeline. We are focused on creating value by advancing responsible growth and ensuring resilience built on a foundation of stakeholder trust. Headquartered in Vancouver, Canada, Teck’s shares are listed on the Toronto Stock Exchange under the symbols TECK.A and TECK.B and the New York Stock Exchange under the symbol TECK. Learn more about Teck at www.teck.com or follow @TeckResources .

Investor Contact: Ellen Lai Coordinator, Investor Relations 604.699.4257 ellen.lai@teck.com

Media Contact: Dale Steeves Director, External Communications 236.987.7405 dale.steeves@teck.com

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