美股三大指数齐涨，金价屡创新高刺激黄金股高开

Market Overview - The U.S. stock market opened with all three major indices rising, with the Nasdaq up 0.28%, the S&P 500 up 0.2%, and the Dow Jones up 0.25% [1] Gold and Mining Sector - Spot gold approached $4050 per ounce, leading to a rise in gold stocks, with GoldMining increasing over 10%, and both Kinross Gold and Harmony Gold rising over 3% [1] Steel Industry - ArcelorMittal shares rose by 5.6% following the European Union's decision to halve the tax-free steel import quota, with any excess subject to a 50% tariff [1] Telecommunications Sector - AST SpaceMobile saw its shares increase by over 18% after announcing a partnership with Verizon to launch satellite connectivity for mobile phone services starting next year [1]