Bar chart of the 8 S&P 500 companies that lost the most market value on October 22, 2026. Meta lost $124.0 billion, down 7.0%, fourth behind Nvidia at $235.2 billion, Amazon and Alphabet.

Meta stock fell 7.0% on Thursday and erased $124 billion in market value, the fourth most of any company in the S&P 500.

Only Nvidia, Amazon and Alphabet lost more.

Nvidia lost the most, $235.2 billion, as its stock fell 4.4%.

Meta shares closed at $648.85, down from $697.52 on Wednesday.

Here are the 8 biggest market value losses in the S&P 500 on Thursday.

  • Nvidia -$235.2 billion (-4.4%)

  • Amazon -$129.3 billion (-4.6%)

  • Alphabet -$127.0 billion (-3.1%)

  • Meta -$124.0 billion (-7.0%)

  • Microsoft -$88.1 billion (-2.2%)

  • AMD -$73.1 billion (-8.1%)

  • Broadcom -$69.5 billion (-4.3%)

  • Micron -$64.7 billion (-6.3%)

Here is more on why Meta stock fell 7%.

Those 8 stocks shed $911 billion in a single session, and Meta fell harder than any of the 3 giants ahead of it.

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Phil Rosen
Phil Rosen

Phil Rosen is co-founder and CEO of Opening Bell Media and chief market strategist for Silvia Inc. (NASDAQ: SVIA). He hosts Full Signal and writes Opening Bell Daily — the markets briefing read by over 200,000 investors and published on Bloomberg Terminals — and has also published two books and won a Fulbright award for his reporting. Contact him at [email protected].