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    Norsk Hydro (OB:NHY) Faces Gas Supply Disruption As Fair Value Narrative Holds

    Simply Wall St·10/06/2026 02:23:26
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    Norsk Hydro (OB:NHY) has reported gas supply disruptions at its Alunorte alumina refinery, with spot-priced fuel driving an estimated 100,000 to 120,000 tonne production loss and a Q3 2026 financial impact of US$75 to 100 million.

    Norsk Hydro’s share price has slipped in recent weeks, with a 30 day share price return of 13.65% and a 90 day share price return of 6%, even as the latest gas supply issues at Alunorte take shape against a backdrop of other operational updates.

    For context, the stock still carries a 1 year total shareholder return of 19.73% and a 5 year total shareholder return of 60.01%. Recent weakness from the latest news therefore sits against a longer period where shareholders have seen positive overall returns.

    Scan how Norsk Hydro compares with 226 resilient stocks with low risk scores, which may weather operational shocks and contract disputes with more resilient balance sheets and steadier return profiles.

    Bulls point to Norsk Hydro’s long record of positive total returns, while bears focus on the Alunorte hit and gas contract risk. Which side does the current valuation and cash generation profile lean toward next?

    Most Popular Narrative: 31% Undervalued

    Norsk Hydro last closed at NOK81.10, while the most followed narrative pegs fair value at NOK118. This gap frames the Alunorte setback against a view that future earnings power and cash generation could still justify a higher price over time, even as the market weighs supply risks and softer sector demand.

    The global policy shift toward decarbonization, as seen with the EU's aggressive 2040 net emissions targets and evolving U.S. market preferences, is structurally expanding Hydro's addressable market. It is also enabling long-term, high-premium contracts and locking in double-digit revenue growth potential for its green aluminum.

    See why 4 investors see Norsk Hydro as 31% undervalued.

    Result: Fair Value of NOK118 (UNDERVALUED)

    Still, if economic weakness keeps aluminum demand subdued or trade policies become more restrictive, the bullish Norsk Hydro narrative could be tested quickly.

    Find out about the key risks to this Norsk Hydro narrative.

    Next Steps

    Mixed signals around Norsk Hydro’s risks and rewards make this a moment to move fast and check the underlying numbers yourself before sentiment shifts again. To weigh both sides clearly, start with the following section: 2 key rewards and 1 important warning sign.

    Looking for more Norsk Hydro investment ideas?

    If Norsk Hydro has your attention, keep that momentum going and use the Simply Wall Street Screener to uncover fresh opportunities that fit your style and risk tolerance.

    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.