The majority of the S&P 500 still in the green, despite recent megacap plunge

Markets have turned red this week, with America’s flagship index, the SPDR S&P 500 Trust, shedding the last of its post-election gains as traders rushed to the exits on “Tariff Tuesday,” compounding Monday’s 1.8% fall.
As companies and investors continue to digest President Donald Trump’s trade policy and the retaliatory measures it has inspired, investors are simultaneously reevaluating the AI trade on the fly. Yesterday afternoon’s price action suggested they aren’t giving up on it just yet.
Middle market
As we take stock on Wednesday morning, it’s worth zooming out and noting that 264 of the S&P 500’s constituents, or a little over 52% of the index, are actually still up in 2025. Indeed, if you woke up this morning after being asleep since New Year’s Eve, you’d have a hard time guessing that we’ve already had the “DeepSeek freak,” uncertainty over rising geopolitical tensions, and tariffs hitting the headlines this year, with the median S&P 500 stock up 0.7% in 2025.
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