[U.S. Stock Market's Three Major Indexes Open Mixed, Lululemon Drops Over 19%] Reported by Golden Finance, on September 4, the three major U.S. stock market indexes opened mixed: the Dow Jones Index fell 0.32%, the S&P 500 Index dropped 0.13%, and the Nasdaq Composite Index rose 0.01%. Lululemon dropped over 19% after the company lowered its full-year profit and sales forecast. Earth imaging company Planet Labs rose over 7% as its second-quarter revenue exceeded market expectations. Rare earth stocks moved higher, with MP Materials, American Rare Earths, and Critical Metals rising over 5%.