Stock Markets

Daily coverage of equity markets, sectors, and major indices.

In-depth reporting on U.S. and global stock markets, including index performance, sector rotation, earnings reactions, volatility trends, and notable single-stock moves. Designed to help traders and investors understand what is driving price action across equities.

Articles

30,138 total articles

Microsoft says AI-designed quantum chip advances progress, targets commercially useful systems by 2029

Microsoft says AI-designed quantum chip advances progress, targets commercially useful systems by 2029

Microsoft unveiled a next-generation quantum chip, Majorana 2, redesigned using AI-driven materials research and now projects commercially useful quantum machines by 2029. The effort switches from aluminum to lead-based superconducting structures and produced large performance gains according to Microsoft executives, but the company faces scientifi…

Goldman CEO: Market Liquidity Fuels 'Greed' as AI Firms Eye IPOs

Goldman CEO: Market Liquidity Fuels 'Greed' as AI Firms Eye IPOs

Goldman Sachs CEO David Solomon said markets currently favor risk-taking as major artificial intelligence companies such as OpenAI, Anthropic and SpaceX prepare for public offerings. Solomon pointed to ample liquidity, Alphabet's strong reaction to an $80 billion equity raise and Goldman's involvement in several planned deals as indicators that inv…

Ciena Shares Jump After Jensen Huang Endorses Optical Interconnects; Pre-Earnings Momentum Adds Fuel

Ciena Shares Jump After Jensen Huang Endorses Optical Interconnects; Pre-Earnings Momentum Adds Fuel

Ciena Corp stock climbed more than 8% to a fresh 52-week high after Nvidia CEO Jensen Huang, speaking at Marvell’s Computex 2026 keynote in Taipei, emphasized the need for optical interconnects to scale AI data centers beyond copper limits. The move was amplified by a pre-earnings positioning ahead of Ciena’s fiscal Q2 2026 report on June 4 and upb…

Lumentum Shares Jump After Huang Declares Optics Essential for AI Data Centers

Lumentum Shares Jump After Huang Declares Optics Essential for AI Data Centers

Lumentum Holdings Inc. stock climbed sharply after Nvidia CEO Jensen Huang used a Computex keynote to argue that optical interconnects will be required as AI infrastructure outgrows copper’s capabilities. Huang’s remarks, coupled with Nvidia’s substantial capital commitments to photonics firms and Lumentum’s recent balance-sheet moves, pushed the s…

U.S. Department of Energy Backs Two Rare-Earth Demonstrations in Louisiana and Oklahoma with $134 Million

U.S. Department of Energy Backs Two Rare-Earth Demonstrations in Louisiana and Oklahoma with $134 Million

On June 2 the U.S. Department of Energy named projects in Louisiana and Oklahoma to receive a combined $134 million to recover rare earth elements from waste streams. One award of roughly $67 million will fund a Colorado School of Mines and ElementUSA-led facility in Louisiana to extract and refine rare earths from bauxite waste at commercial-test …

Corning Shares Jump After Huang Flags Limits of Copper, Endorses Optical Path for AI Data Centers

Corning Shares Jump After Huang Flags Limits of Copper, Endorses Optical Path for AI Data Centers

Corning's stock jumped sharply in mid-day trading after Nvidia CEO Jensen Huang publicly stressed the limitations of copper interconnects and the need for optical solutions in AI data center buildouts. Huang's remarks reinforced Corning’s May 6, 2026 agreement with Nvidia to dramatically expand U.S. optical manufacturing capacity and drew renewed i…