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Bloomberg

How Jack Bogle Predicted Vanguard's Market Plateau

Thursday, September 10, 2026


Vanguard's market share in the fund industry reached a new level on the 50th anniversary of the firm's first index fund. The article does not provide specific details about what Bogle predicted, when he made the prediction, what the current market share percentage is, or how it compares to his stated expectations.

Original reporting: https://www.bloomberg.com/news/articles/2026-09-10/how-jack-bogle-predicted-vanguard-s-market-plateau

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