Synopsis; Qatalum’s production halt raises global aluminium supply concerns, potentially boosting prices. Indian companies like National Aluminium Company Limited, Hindalco Industries Limited, and Vedanta Limited could benefit if the disruption continues.
Global aluminium markets are witnessing renewed volatility as Qatalum, a major smelter in Qatar, temporarily halts production. It has raised concerns over tightening supply, pushing prices higher and creating potential opportunities for Indian aluminium producers such as National Aluminium Company Limited, Hindalco Industries Limited, and Vedanta Limited, who are likely to benefit from firmer global benchmarks.
With a market capitalisation of Rs. 66,844 cr, the shares of National Aluminium Company Ltd were trading at Rs. 364 per share, increasing over 2% in today’s market session, making a high of Rs. 371.95, up from its previous close of Rs. 363.80 per share.
With a market capitalisation of Rs. 2,06,014 cr, the shares of Hindalco Industries Ltd were trading at Rs. 917 per share, decreasing 2.5% in today’s market session, down from its previous close of Rs. 940.15 per share.
With a market capitalisation of Rs. 2,71,713 cr, the shares of Vedanta Ltd were trading at Rs. 695 per share, decreasing 4% in today’s market session, down from its previous close of Rs. 723.25 per share.
News
The controlled shutdown of the Qatalum smelter began on March 3 and is expected to be completed by the end of the month. The shutdown was prompted after the company’s gas supplier notified it of an upcoming suspension in gas supply.
The process is being managed carefully to minimise health, environmental, and safety risks and to prepare the plant for a potential future restart, which could take six to twelve months, though the exact timing remains uncertain. Hydro is keeping safety as its top priority while informing customers and exploring alternative ways to meet contractual obligations.
Qatalum is a 50/50 joint venture between Hydro and Qatar Aluminum Manufacturing Company. It has a primary aluminium production capacity of 636,000 metric tonnes and a casthouse capacity of 664,000 metric tonnes. The plant is fully integrated with a smelter, casthouse, carbon plant, and a dedicated gas-fired power plant. Following the shutdown, Hydro has issued a Force Majeure notice to Qatalum customers to manage the impact on supply commitments.
The Gulf Cooperation Council (GCC) region, which produced nearly 6.5 million tonnes in 2025 and accounts for around 8% of global primary aluminium output, plays a crucial role in global supply chains. Any prolonged outage could lend support to international aluminium prices.
The disruption comes amid escalating geopolitical tensions, including intensified US-Israel air strikes on Iran and renewed concerns over shipping through the Strait of Hormuz, adding volatility to commodity markets.
The halt at Qatalum is generally positive for Indian aluminium stocks as it tightens global supply and could support higher aluminium prices. Since companies like National Aluminium Company Limited, Hindalco Industries Limited, and Vedanta Limited are closely linked to global price benchmarks, firmer prices can improve their realisations and margins.
About the companies
Vedanta reported strong performance in its aluminium segment, with record quarterly alumina production reaching 794 kt, up 57% year-on-year and 22% quarter-on-quarter. Cast metal production of aluminium also hit a record 620 kt, up 1% YoY and stable QoQ. The cost of production (COP) for aluminium stood at $1,674 per tonne, marking an 11% decline YoY and an 8% drop QoQ.
Hindalco’s aluminium upstream segment showed growth in Q3 FY26, with shipments rising to 345 kt, up 2% YoY. Revenue increased to Rs. 10,620 crore, a 6% rise, while Business Segment EBITDA grew 14% YoY to Rs. 4,832 crore. EBITDA per ton also improved by 6% YoY, reaching $1,572/ton.
NALCO is expanding its operations with a 5th stream alumina refinery, adding 1 MTPA capacity, expected to be commissioned by June 2026. Additionally, an aluminium smelter expansion of 0.5 MTPA is planned, likely to come online by August 2030.
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