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The Nasdaq 100 fell 1.94% for the week, underperforming the S&P 500's 0.86% decline as large-cap tech names struggled for direction. Microsoft held up best among the mega-caps with an Alpha Score of 72, while Apple traded flat on the session with a score capped at 59. Representative Cleo Fields disclosed a purchase of NVIDIA shares, adding a political flow signal to a name that slipped less than 1% on the week.