RUSAL (00486), the Russian aluminum giant, saw its shares surge by 10.23% during intraday trading on Monday, reaching HKD 4.65. This significant rise comes in the wake of an unexpected announcement regarding the company's operations.

The company revealed plans to cease operations at its Kremniy silicon plant in Irkutsk, Russia, effective January 1, 2026. RUSAL cited dwindling demand and increased competition from cheaper imported silicon as the primary reasons for the shutdown. The company also stated that its Ural Silicon Plant would continue to operate, albeit at reduced capacity.

Despite the news of a plant closure, which typically might be seen as negative, investors appear to be reacting positively to RUSAL's decision. This could be interpreted as a strategic move to streamline operations and improve overall efficiency in the face of challenging market conditions. The stock's sharp rise suggests that market participants view this restructuring as a proactive step to maintain RUSAL's competitiveness in the global aluminum and silicon markets.