Goldman Sachs, JPMorgan and Morgan Stanley are dominating the AI stock boom. Here's their edgeWall Street’s Big Three have generated $52 billion in equity trading revenue this year, capturing about 80% of the market on rising margin lending to hedge funds.{}

Wall Street’s Big Three have generated $52 billion in equity trading revenue this year, capturing about 80% of the market on rising margin lending to hedge funds.https://www.cnbc.com/2026/10/21/goldman-sachs-jpmorgan-morgan-stanley-ai-trading.html