Alstom issues profit warning on German train production issues, shares plunge 30%

Alstom, the French train manufacturer, issued a profit warning due to production problems on multi-billion-euro double-decker train orders for German states, pressuring results despite a full order book. The share price fell 30%, reflecting investor concern over execution and margin erosion. The warning signals potential broader supply-chain and project-management challenges in European rail manufacturing.

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