S&P 500: Next potential supports are at 5520 and 5400/5370 – Société Générale

Tradingkey - AI chipmaker Cerebras Systems (CBRS) shares rose, gaining more than 10% at one point to reach a high of $266.7. As of press time, the stock remains up 8.7% at $262.75. Renowned Wall Street investor Cathie Wood, founder and CEO of ARK Invest—often referred to as the "female Warren Buffett"—has significantly increased her stake in Cerebras Systems. Despite the stock’s post-listing retracement, Wood opted to buy the dip, signaling firm confidence in the long-term explosive potential of the company’s unique "wafer-scale" AI chip technology.

Faced with this unprecedented "trillion-level convergence" in business history, should investors join the euphoria or make an early exit?

TradingKey - The S&P 500 rose 0.61% to 7519.12 to notch fresh intraday and closing records, and the Nasdaq Composite climbed 1.19% to 26656.18 on a powerful chip-led surge. The Dow Jones Industrial Average slipped 0.23% to 50461.68 as healthcare and energy stocks dragged.

TradingKey - During the Asian trading session on May 27, SK Hynix's share price surged over 10% intraday, with its market capitalization historically surpassing $1 trillion. It becomes the second semiconductor manufacturer in Asia to reach this milestone after Samsung Electronics, and the third memory chip company globally to achieve a $1 trillion market valuation.

TradingKey - As the Q1 FY2027 earnings release date for Marvell Technology (MRVL) on May 27 (ET) approaches, Wall Street investment banks are collectively issuing bullish signals.