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    Northern Star Resources (ASX:NST) Is Down 9.6% After Cutting FY26 Production Guidance On Kalgoorlie Disruptions

    Simply Wall St·01/05/2026 03:22:53
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    • Northern Star Resources recently cut its fiscal 2026 production guidance to 1,600–1,700 thousand ounces after softer operational performance and disruptions, including a four-week outage at its Kalgoorlie center caused by a primary crusher failure.
    • This operational reset directly tests earlier expectations for steadily improving production and margins, raising fresh questions about how resilient the company’s long-term growth plans really are.
    • We’ll now examine how the reduced 2026 production guidance, driven by operational disruptions at Kalgoorlie, affects Northern Star’s broader investment narrative.

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    Northern Star Resources Investment Narrative Recap

    To own Northern Star, you need to believe its Tier 1 assets and growth projects can translate into steady, efficient gold production over time. The cut to 2026 guidance directly hits the near term production delivery story and puts more focus on operational reliability, while the biggest immediate risk is that further disruptions at key hubs like Kalgoorlie or Yandal could chip away at confidence in its longer term volume and cost ambitions.

    The revised 2026 guidance to 1,600 to 1,700 thousand ounces is the announcement that matters most here, because it arrives after earlier commitments to 1,700 to 1,850 thousand ounces and shifts attention to how quickly Kalgoorlie recovers and whether asset level issues stay contained or start to influence expectations for projects such as the Fimiston mill expansion and Hemi.

    But for investors, the more important question is whether this operational reset hints at deeper execution risk around...

    Read the full narrative on Northern Star Resources (it's free!)

    Northern Star Resources’ narrative projects A$9.1 billion revenue and A$2.0 billion earnings by 2028.

    Uncover how Northern Star Resources' forecasts yield a A$27.39 fair value, a 12% upside to its current price.

    Exploring Other Perspectives

    ASX:NST 1-Year Stock Price Chart
    ASX:NST 1-Year Stock Price Chart

    Thirteen members of the Simply Wall St Community currently see fair value anywhere between A$17.06 and A$56.84, highlighting how far apart views on Northern Star really are. When you set those opinions against the fresh cut to 2026 production guidance, it underlines why many market participants are rethinking how much execution risk at assets like Kalgoorlie they are willing to accept for the growth on offer.

    Explore 13 other fair value estimates on Northern Star Resources - why the stock might be worth 30% less than the current price!

    Build Your Own Northern Star Resources Narrative

    Disagree with existing narratives? Create your own in under 3 minutes - extraordinary investment returns rarely come from following the herd.

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    This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.