Stock Market Movers: Biggest Losers and Gainers on 28 October 2026

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2. ENPH: Enphase Energy (ENPH) loses 16.03% on disappointing Q3 earnings and a weak Q4 outlook.

1. RAPP: Rapport Therapeutics (RAPP) falls 18.30% on $350M fundraising from a share sale and convertible notes offering.

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