The S&P 500 index narrowed its gains to less than 0.5%, and U.S. stocks once rose by about 1.8% in early trading. Nvidia turned down, and once rose by about 3% in early trading. The Philadelphia Semiconductor Index turned down. The Nasdaq 100 index narrowed its gains to less than 0.4%. Component stocks AppLovin currently fell 2.6%, Broadcom fell 2.5%, Marvell Technology fell 2.1%, Tesla fell 1.5%, Amazon fell 1.4%, Meta fell 1.3%, Apple currently rose 2.2%, Micron Technology rose 2.3%, Palantir rose 4.3%, Pinduoduo ADR rose 5.3% and performed second, Grail rose 7.88%.