Ackman's Pershing Square raises $5B, launches pre-IPO venture fund
What's the deal? Bill Ackman's Pershing SquareDealroom has a profile for this one. Try Dealroom → has launched Pershing Square VenturesDealroom has a profile for this one. Try Dealroom → Ltd., a fund designed to give investors access to companies before they list publicly. It was disclosed to shareholders around 13 August.
The details: The fund uses an evergreen capital structure, meaning it can hold investments indefinitely — including well past a portfolio company's IPO. It will target artificial intelligence and biotechnology, two sectors where much value creation happens in private markets.
Why now? Pershing Square conducted a dual IPO in April 2026, raising $5 billion for the management company, of which $2.8 billion came from a private placement. That capital positioned the firm to compete in pre-IPO deals, and Pershing Square VenturesDealroom has a profile for this one. Try Dealroom → is the first concrete step.
What's the endgame? For years, Pershing Square was known for concentrated bets on large public companies. The permanent-capital model echoes Berkshire HathawayDealroom has a profile for this one. Try Dealroom →, a framework Ackman has openly drawn inspiration from.
What could go wrong? Early-stage AI and biotech firms carry different risks than blue-chip public companies. They can burn through cash, face regulatory uncertainty, and fail. The permanent structure removes timing pressure but not the risk of picking wrong.
The signal: Companies are staying private longer, pushing more value appreciation out of reach of public investors. Crossover funds like Tiger Global and Coatue have chased late-stage private rounds for years, while Andreessen Horowitz and Sequoia have restructured to hold positions longer. Ackman is joining a crowded field.
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