Appen, PLPC, Microsoft lead weekly AI gainers, while Kioxia, Meta, Qualcomm underperform (31-Jul)
Follow-up x3: Bulk of Situational Awareness stock portfolio bought by Citadel -- CNBC's David Faber
European chip equipment selloff hides software's earnings resilience:
Defensives, autos and construction the top gainers; tech, energy, miners and healthcare lag:
Germany readies contingency levers versus China, but escalation risks loom:
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