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Head-to-head comparison
Bill Ackman vs Carl Icahn
Bill Ackman
Q8/10Pershing Square Capital
"Concentrated bets on high-quality businesses with activist catalysts."
8 positionsSince 2004
Carl Icahn
Q8/10Icahn Enterprises
"Buy undervalued, force change, exit at fair value."
6 positionsSince 1990
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Remove with Pro →Recent moves — Q1 2026
Latest quarter activity for each manager.
Data sourced from 13F filings with the SEC. Overlap in top positions is a concrete consensus signal, not investment advice.