The Marked Chart Wire · Markets
VIX
VIX jumps 35 percent as market volatility spikes
The S&P 500 volatility index, the VIX, rose 5.80 points to 22.26, a jump of about 35 percent. The sharp increase signals growing uncertainty among investors.
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AI Spending
Nasdaq posts worst day in four months on AI spending doubts
Tech stocks declined as investors questioned the return on artificial intelligence infrastructure spending, marking the index's weakest session in four months.
Markets
AI funding concerns trigger rotation into defensive stocks
Investors are shifting capital away from artificial intelligence equities toward defensive holdings amid concerns about funding sustainability.
Berkshire Hathaway
Berkshire Hathaway shares reach new all-time highs
Berkshire Hathaway stock has recovered all losses following Warren Buffett's 2025 announcement of his CEO departure, hitting record levels after nearly 18 months.
Market Bubble
Ken Griffin says market is almost certainly in a bubble
Citadel founder Ken Griffin stated in an interview that the current market environment is almost certainly a bubble. He did not provide specific data or forecasts on when a correction might occur.
AI Selloff
Dow declines as AI stock selloff cools
Stock indexes fell on Friday, though the recent decline in AI-related shares slowed its pace.
AI Stocks
Nasdaq 100 logs steepest fortnight loss since April 2025
The tech-heavy index dropped 0.8 percent this week, falling 7.3 percent from its monthly high. Bond buying pushed the 10-year yield under 5 percent, while Meta shares slid over 9 percent on infrastructure cost worries.
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