Core Viewpoint - Teck Resources Ltd. (NYSE:TECK) experienced a significant rebound, reaching a 52-week high of $54, driven by strong production results and a reaffirmed growth outlook for 2026 [1][3]. Production Performance - Annual zinc in concentrate production reached 565,000 tons, at the higher end of the guidance range of 525,000 to 575,000 tons, primarily sourced from the Red Dog zinc mine in Alaska [2]. - Copper production totaled 453,500 tons, within the guidance range of 415,000 to 465,000 tons, mainly produced at the Quebrada Blanca site and Highland Valley Copper [3]. - In Q4, copper production was 134,100 tons, exceeding the 118,600 tons sold, due to inventory build-up at Quebrada Blanca caused by weather and sea conditions [4]. Future Outlook - Teck Resources reaffirmed its copper production guidance for 2026 at 95,000 to 105,000 tons for the Antamina site [5].

Teck Resources (NYSE:TECK) Update Summary Company Overview - **Company**: Teck Resources - **Date of Call**: October 08, 2025 - **Focus**: Comprehensive operational review and updates on QB action plan Key Points Operational Review and Action Plan - A comprehensive operations review was launched in August to improve performance through a detailed QB action plan [4] - The review involved third-party technical experts and independent advisers, focusing on enhancing operational practices and establishing achievable plans [4][5] - Enhanced monitoring and tracking of operational performance have been implemented, with direct reporting from SVPs of operations to the CEO [6] QB Operations Update - QB's production has been limited by tailings management facility (TMF) development work, affecting mill availability [7] - Year-to-date mill availability was 87%, but actual utilization was only 70% due to TMF constraints [8] - Recoveries improved sequentially in 2024 but have been impacted in 2025 by transition ores and TMF-related stoppages [9][10] - The focus remains on enabling safe, unconstrained production by raising the dam's crest height [11] TMF Development Work - Key issues include slow drainage of sand due to ultra fines, which has delayed the construction of the sand dam [12][13] - Significant work has been undertaken to improve sand drainage times, with positive initial test results [14] - The TMF development work is expected to continue into 2026, with completion anticipated by the end of that year [22] Revised Guidance and Production Outlook - Changes to guidance reflect a slower ramp-up due to TMF development, with lower recoveries assumed [24] - Average grade at QB is expected to be approximately 0.59% in 2026, with copper production guidance revised to 200,000 to 235,000 tons [30][32] - For 2027, average annual grade is expected to be 0.64%, with production guidance of 240,000 to 275,000 tons [32] - The 2028 production guidance is also revised to 220,000 to 255,000 tons due to lower grade areas being mined [33] Capital Expenditure - Capital guidance for TMF development work in 2026 is CAD $420 million, covering various initiatives including rock bench construction and sand drainage improvements [31][62] - Future capital expenditures for TMF beyond 2026 are expected to be minimal as operations transition to steady state [62] Long-term Potential and Synergies - Despite current challenges, QB remains a world-class Tier one asset with significant potential [38] - The merger with Anglo American is expected to unlock value through synergies between QB and the adjacent Coyoacci operation [40] - The completion of TMF development work is anticipated to eliminate constraints on mill operations from 2027 onwards [42] Additional Insights - The operational review has led to more conservative assumptions and risk adjustments in guidance [41] - The focus on execution and oversight has been strengthened at all levels of the organization [41] Conclusion - Teck Resources is navigating operational challenges primarily related to TMF development, with a focus on improving performance and achieving long-term production goals. The company remains optimistic about its future potential, particularly with the anticipated synergies from the merger with Anglo American.