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South Korea's KOSPI Surges 5% to 5,925 as Samsung and SK Hynix Lead Record Institutional Buying Amid AI Memory Boom

South Korea's benchmark KOSPI index surged more than 5% on Wednesday, closing at 5,925.03 on record institutional net buying of 3.1 trillion won — the single largest institutional buy day in the exchange's history. Semiconductor giants Samsung Electronics and SK Hynix led the rally, reclaiming key psychological price levels at 200,000 won and 1 million won respectively, as investors positioned ahead of Micron Technology's blockbuster earnings expected after the U.S. close.

Micron Technology Reports Q2 Fiscal 2026 Earnings After the Bell; $19.3B Revenue and $8.66 EPS Expected as HBM Demand Hits Record

Micron Technology reports its fiscal second-quarter 2026 earnings after the close on Wednesday, with Wall Street consensus projecting revenue of approximately $19.3 billion — a 138% year-over-year explosion — and EPS of $8.66, up more than 450% from the prior year. The chipmaker has already sold out its entire 2026 HBM allocation and guided for record gross margins near 68%, positioning the report as a potential inflection catalyst for the entire semiconductor sector.

Lululemon Beats Q4 Estimates But Shocks Investors With Bleak 2026 Guidance; Americas Revenue Slides, CEO Search Drags On

Lululemon Athletica beat fourth-quarter earnings estimates Tuesday evening, reporting Q4 revenue of $3.64 billion and EPS of $5.01, but the company's 2026 guidance delivered a stark warning to investors: full-year EPS is projected to fall to $12.10–$12.30 from $13.26 in fiscal 2025, marking a second consecutive year of declining profitability. Americas revenue fell 4% in Q4 and is expected to decline a further 1%–3% in 2026, while the company continues to operate without a permanent CEO.

Nvidia CEO Jensen Huang Raises AI Revenue Forecast to $1 Trillion Through 2027 at GTC, Unveils Vera Rubin and Groq LPU

Nvidia CEO Jensen Huang revealed at the company's annual GTC developer conference in San Jose that he now expects 'at least $1 trillion' in purchase orders for Blackwell and Vera Rubin GPU systems through 2027 — doubling a prior $500 billion estimate — while also debuting the Groq 3 Language Processing Unit and announcing Uber as an autonomous vehicle partner across 28 cities. The announcements supercharged an already-rallying AI infrastructure sector and sent Nvidia shares to fresh multi-week highs.

Nvidia CEO Jensen Huang Projects $1 Trillion in AI Chip Orders Through 2027 at GTC Conference

Nvidia CEO Jensen Huang delivered a landmark keynote at the company's GTC 2026 conference in San Jose, California, projecting at least $1 trillion in revenue from Blackwell and Vera Rubin AI chip orders through 2027. The announcement nearly doubled Huang's previous $500 billion forecast and sent Nvidia shares up roughly 2%, providing the strongest single-day catalyst for the broader semiconductor sector and reigniting bullish sentiment across the AI infrastructure trade.

Micron Technology Surges on Taiwan Expansion and Pre-Earnings Momentum Ahead of Wednesday Report

Micron Technology shares jumped more than 6% on Monday after the chipmaker confirmed it had completed the $1.8 billion acquisition of Powerchip Semiconductor's Taiwan P5 manufacturing site and announced plans to build a second comparable facility at the same Tongluo location. With Q2 FY2026 earnings due Wednesday and analysts projecting $18.7 billion in revenue, Micron's aggressive capacity expansion for high-bandwidth memory positions it as a key beneficiary of surging AI infrastructure demand heading into mid-2026.

Wall Street Volatility Surges as Geopolitics and Energy Shock Trigger Sector Rotation

U.S. equities swung sharply Friday as investors reassessed risk following surging oil prices and intensifying geopolitical tensions. Market volatility increased as institutional investors rotated out of consumer and transportation sectors and into energy, defense and commodities. The shift highlights growing concern that higher energy prices could prolong inflation pressures and slow economic momentum across global markets.

Nvidia Chips Rally Ahead of GTC 2026 as Jensen Huang Teases 'World-Surprising' AI Chip

Nvidia shares gained approximately 1.6% Friday ahead of the company's marquee annual developer conference, GTC 2026, set to begin Monday in San Jose, California. CEO Jensen Huang has teased a 'world-surprising' chip announcement expected to center on the Vera Rubin AI architecture and the Feynman next-generation GPU platform, with Wall Street analysts broadly maintaining buy ratings and price targets implying substantial upside.

Oracle Surges on AI Cloud Blowout: Q3 Revenue Jumps 22%, RPO Backlog Hits $553 Billion

Oracle reported its strongest quarterly results in over 15 years Tuesday, with fiscal Q3 revenue rising 22% to $17.2 billion and cloud infrastructure revenue surging 84% year over year. The company's remaining performance obligations—a key measure of future contracted revenue—exploded to $553 billion, up 325% from a year earlier, driven by large-scale AI infrastructure contracts.