Lumentum rises after lifting Q4 profit, revenue forecasts

TradingKey - March 2026 CPI numbers came in very strong, delivering a hefty inflation blow in the aftermath of the US-Iran conflict. The headline measure shot up to +3.3% year-over-year – the best since May 2024 – on an energy shock that pushed gasoline prices up 18.9% YoY. Month-over-month, headlin

Tradingkey - During the early trading session on May 12, the KOSPI Index briefly touched the 8,000-point mark at the open before plunging more than 5% to a low of 7,421.71 points. As of press time, the index remains down 1.24% at 7,725.33 points. Samsung Electronics and SK Hynix, which together account for nearly half of the KOSPI's total market capitalization, were the primary drivers of this flash crash. Currently, SK Hynix is down 3.62% at 1.144 million KRW, while Samsung Electronics has fallen 2.28% to 279,000 KRW.

TradingKey - Cerebras Systems (CBRS) IPO prices May 13–14 at $125–$135/share. $26–$27B valuation, 20x oversubscribed, $510M revenue, 47% net margin, OpenAI 750MW deal. Everything you need to know.

TradingKey - The U.S. Bureau of Labor Statistics will release the April CPI report on May 12 at 8:30 a.m. ET. Since the outbreak of the U.S.-Iran conflict in late February, the global energy market has experienced the most severe geopolitical supply shock in history. As the conflict enters its third month, traffic through the Strait of Hormuz remains significantly below pre-war levels, with approximately 20% of the world's oil transit routes still facing "interruption." This inflation report will serve as a critical validation window for the transmission effects of oil prices.

TradingKey — As the Nasdaq continues to hit consecutive record highs, Michael Burry—who rose to fame during the 2008 subprime mortgage crisis and was the inspiration for the film *The Big Short*—is betting with unprecedented intensity on the bursting of the AI bubble.