
Chicago-based institutional crypto trading and lending firm BlockFills filed for Chapter 11 bankruptcy protection in Delaware on March 15. The move marks one of the largest institutional crypto bankruptcies this year.
The firm cited liquidity pressures, suspended client withdrawals, and ongoing legal disputes as reasons for the filing.
Bankruptcy Filing and Court Details
BlockFills’ operating company, Reliz Ltd., and three affiliated entities submitted voluntary Chapter 11 petitions in the U.S. Bankruptcy Court for the District of Delaware.
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Court documents estimate assets between $50 million and $100 million, while liabilities range from $100 million to $500 million.
The filing is intended to allow BlockFills to restructure under court supervision. The company said it will continue engaging with clients, creditors, and investors to stabilize operations.

Source: VeritaGlobal
Operational Stress and Client Restrictions
The firm suspended client deposits and withdrawals in February. Volatile markets had strained liquidity, creating losses across lending, trading, and mining operations.
BlockFills served around 2,000 institutional clients worldwide, including hedge funds, asset managers, and crypto miners. It provided OTC trading, liquidity, prime brokerage, lending, and spot and derivatives trading. The firm focused on large professional trades and reportedly processed about $60 billion in trading volume in 2025.
Legal pressures intensified in March when a federal judge froze approximately 70 BTC linked to a creditor lawsuit. Dominion Capital claims that BlockFills commingled client funds and refused to return assets. The asset freeze worsened liquidity issues, pushing the firm toward bankruptcy.
Why This Matters
BlockFills’ bankruptcy adds to a series of institutional crypto firms seeking court protection amid liquidity pressures and legal disputes. The filing highlights ongoing volatility in crypto markets and the challenges of managing client assets under U.S. bankruptcy law.
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People Also Ask:
BlockFills was a Chicago-based institutional crypto trading and lending firm serving hedge funds, asset managers, and crypto miners.
Chapter 11 is a U.S. bankruptcy process allowing companies to restructure debts while continuing operations under court supervision.