US$ 2.5 Tri evaporate from Nasdaq with “blue tsunami” awakening fears regarding AI

The headline reports that roughly US$2.5 trillion in market value was wiped from the Nasdaq, with investors pointing to a "blue tsunami" of concern about artificial intelligence as the trigger. The transmission channel is primarily a repricing of growth-equity valuations: the Nasdaq-100 (NDX) is heavily weighted toward mega-cap technology names whose discounted cash flows are most sensitive to shifts in expected long-run earnings and discount rates, so doubts about the pace or profitability of AI-driven demand compress multiples quickly. Index-level exposure is concentrated, meaning a sell-off in a handful of large AI-linked constituents transmits disproportionately to NDX relative to broader benchmarks, and related semiconductor and cloud-infrastructure names are typically the most exposed to second-order revisions. Traders should watch the next scheduled US inflation print and any Federal Reserve commentary on rates, since a hotter reading would raise the discount rate applied to these high-duration equities and could amplify the drawdown, while signs of stabilizing AI-related earnings guidance from major constituents would be the key counter-signal

The Nasdaq-100 (NDX) is the US large-cap tech benchmark. NDX is more sensitive to rate decisions than SPX because of longer-duration cash flows, and heavily concentrated in Tech/Comms names — mega-cap earnings season dominates price action.

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