28 April 2026Top Stories
Shin-Etsu withholds annual forecast as Iran war hits chemical supply chains
Japan's largest chemical producer cannot predict its own revenue twelve months out because the Strait of Hormuz has been closed for seven weeks. Shin-Etsu Chemical announced it is withholding full-year guidance for fiscal 2027, citing supply constraints and price volatility from the Iran conflict. The company already hiked PVC resin prices by more than 30 yen per kilogram and raised silicone products by at least 10 percent, while investing $3.4 billion in US capacity specifically to counter war-related disruptions as company filings show. When a Dow 30-sized chemical giant cannot forecast earnings in a globalised economy, the supply chain is more fractured than oil prices suggest.
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