Major US stock indices extended gains during intraday trading, with the Nasdaq 100 index rising over 1% to hit a new daily high. The S&P 500 index is currently up 0.7%, the Dow Jones Industrial Average is up 0.5%, the Nasdaq Composite is up 0.9%, the Philadelphia Semiconductor Index is up 1.5%, and the KBW Bank Index is up 1.4%. Among component stocks, Tesla rose 6%, Lumentum gained 5.5%, Datadog and NXP Semiconductors were up 4.1%, Synopsys and Cadence Design Systems each rose at least 3.5%, and CoreWeave and NVIDIA both increased by 2.2%. Apple fell 0.6%, Moderna dropped 2.2%, Strategy declined 2.9%, and Latin American e-commerce giant MercadoLibre plunged 10.3%.