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Stock Market Movers: Biggest Gainers and Losers on 5 November 2026

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Worst Performers

10. AAOI: Applied Optoelectronics (AAOI) falls 20.89% despite earnings beat as AI worries linger.

9. CAI: Caris Life Sciences (CAI) declines 21.64% despite strong Q3 on wider market pessimism.

8. BROS: Dutch Bros (BROS) falls 21.41% on cautious outlook.

7. KEEL: Keel Infrastructure (KEEL) amid steep Q3 earnings fall.

6. SNDK: Sandisk Corp. (SNDK) nosedives 22.26%, back to the $800 territory, on AI buildout caution.

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