A microchip material maker sees its worst day in 11 years. Citadel wins big. - MarketWatch
1. Soitec's stock dropped 29% due to lowered sales outlook. 2. Automotive and consumer market conditions worsened, impacting revenues. 3. Fiscal Q3 sales fell 6%, missing analyst expectations by 10%. 4. Sales are expected to decline by a high single-digit percentage. 5. Limited growth anticipated in the fiscal year starting in April.