Odaily Planet Daily report: According to MSX.COM data, sectors including storage, optical communications, and AI cloud services experienced significant declines—SanDisk, SK Hynix, and Seagate Technology fell over 9%; Western Digital and Micron Technology dropped over 7%; Coherent slid over 12%, Lumentum fell over 9%, and Corning declined over 7%; CoreWeave dropped over 12%, Nebius fell over 7%, and Applied Optoelectronics declined over 8%.
Stocks for storage and AI cloud services plunge sharply in the U.S. market
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Summary
The Fear and Greed Index dropped sharply on August 19, 2026, as U.S. storage and AI cloud service stocks plunged. SanDisk, SK Hynix, and Seagate Technology each fell more than 9%, while Western Digital and Micron Technology declined over 7%. Coherent, Lumentum, and Corning also dropped more than 9%, and CoreWeave and Nebius lost over 7%. The digital asset market remained volatile amid broader weakness in the technology sector.
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