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NYSE:CEO 7 March 2026

Shanghai Stock Exchange Weekly Wrap: 10-Year High Fades as Iran Risk, Muted China Policy Signals Hit Stocks

Shanghai Stock Exchange Weekly Wrap: 10-Year High Fades as Iran Risk, Muted China Policy Signals Hit Stocks

Shanghai shares closed at 4,124.19 on Friday, down 0.9% for the week after hitting a 10-year high Monday amid geopolitical tensions. The CSI300 fell 1.1% for the week, while Hong Kong’s Hang Seng dropped 3.3%. Beijing set a 2026 growth target of 4.5%-5% and announced new AI and technology initiatives during its annual parliament session.

Stock Market Today

  • Bill Ackman Sees Justification in Elevated Stock Market Valuations Despite Investor Concerns
    March 28, 2026, 9:13 AM EDT. Billionaire investor Bill Ackman weighed in on the current stock market valuation amid fears of overextension. The S&P 500 trades at about 20.6 times forward earnings, above its historical mid-to-high teens average but below early 2026 levels. Ackman highlights that the top 10 S&P 500 companies, including Amazon and Meta, hold a combined 38.5% market cap and justify their high valuations with expected earnings growth above 20% over two years. These mega-caps benefit from durable structural advantages like global scale and leadership in artificial intelligence, supporting their premium price-to-earnings ratios. Ackman suggests the market's elevated multiples are sustainable despite broader investor caution and challenges to earnings durability.
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