The Newsroom
Markets·October 21, 2026 at 9:30 AM EDT·1 source

Goldman Sachs, JPMorgan and Morgan Stanley are dominating the AI stock boom. Here's their edge

GS -1.8%MS
GS · last 30 trading days-1.0% since the news
News

What happened

  • Goldman Sachs, JPMorgan and Morgan Stanley generated $52 billion in equity trading revenue this year.
  • The three banks captured about 80% of the market as margin lending to hedge funds increased.
Equity trading revenue
$52 billion
Market share
about 80%

Why it matters

The concentration highlights the importance of margin lending and equity-market activity to major investment banks during the AI stock boom.

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Timeline

  1. EarlierOct 18
    Tokenized stock trading takes off overseas as Goldman, other U.S. companies object
  2. EarlierOct 19
    Indonesian Stocks Tumble to Lowest Since 2020 After MSCI Warning
  3. EarlierOct 21
    Goldman Sachs Says War Spurs Sevenfold Jump in Oil Freight Rates
  4. First reported by CNBCOct 21
    Goldman Sachs, JPMorgan and Morgan Stanley are dominating the AI stock boom. Here's their edge

Who is involved

Goldman Sachs, JPMorgan and Morgan Stanley are dominating the…Goldman SachsGSJPMorganMorgan StanleyMS
Company

Sources (1)

  1. CNBCOct 21
    Goldman Sachs, JPMorgan and Morgan Stanley are dominating the AI stock boom. Here's their edge

Related

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