Why Peter Thiel’s Founders Fund walked away from an Ether treasury bet

Founders Fund’s exit from ETHZilla highlights volatility, balance sheet strain and the challenges facing public Ether treasury strategies.

Founders Fund fully exited ETHZilla after previously holding a 7.5% stake. SEC filings show that Peter Thiel-linked entities had reduced their ownership to zero by the end of 2025, signaling a decisive retreat from an Ether-focused public treasury strategy.

ETHZilla’s pivot from biotech to an Ether treasury strategy was aggressive. After raising $425 million and later seeking $350 million through convertible bonds, the company accumulated over 100,000 ETH, positioning itself as a leveraged equity proxy for Ether exposure.

Debt-driven models can force crypto sales at unfavorable times. ETHZilla’s sale of 24,291 ETH in December 2025 to meet debt obligations highlighted a structural weakness. Leverage combined with crypto volatility can trigger asset liquidation during downturns.

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