New Delhi, Aug. 27 -- The Nasdaq Composite fell 0.8% on Tuesday. That number is simultaneously accurate and incomplete, which is the most honest way to describe what happened in technology equity markets on August 26, 2026.

all stocks listed on the Nasdaq Stock Market, roughly 3,300 in total - ended the day at 19,847. The Nasdaq 100 - the 100 largest non-financial Nasdaq companies, market-cap weighted - closed at 21,483, also down 0.8%. The two indexes moved in near-lockstep because the handful of mega-cap companies that dominate the Nasdaq 100 also dominate the Composite's weight.

That concentration is the story Tuesday's number does not tell. Five companies - NVIDIA, Apple, Microsoft, Amazon, and Meta - collectively account for approx...