The Nifty Metal index declined nearly 3 percent on June 23 as global metal prices weakened amid expectations of improved supply conditions from the Middle East. Investor sentiment in the sector was affected by falling prices of key industrial metals, particularly aluminium, which touched its lowest level in approximately three months.

Market participants attributed the decline in metal prices to progress in Middle East peace discussions, which increased expectations that supply disruptions in the region could ease. The prospect of additional metal supplies entering global markets weighed on commodity prices and triggered selling across metal stocks.

Among individual stocks, Vedanta witnessed sharp losses, falling more than 7 percent during the session. The decline was further amplified by significant block deal activity in the stock. NALCO also emerged among the major losers as investors reacted to the weakness in aluminium prices and broader concerns over metal demand and pricing trends.

The decline was not limited to aluminium producers, with several metal companies facing selling pressure as lower commodity prices raised concerns about profitability and earnings prospects. The sector's performance reflected growing caution among investors regarding the near-term outlook for global metal markets.

Analysts noted that while easing geopolitical tensions may support global economic stability, expectations of increased supply can temporarily pressure commodity prices, particularly in sectors where pricing remains sensitive to changes in production and inventory levels.