Poolin, once one of the largest Bitcoin (BTC) mining pools in the world, has filed for Chapter 11 bankruptcy in the United States. At its peak, Poolin ranked among the top Bitcoin mining pools globally by hashrate share, handling a significant portion of daily block production. The filing covers the Singapore-based parent company Poolin alongside its U.S. subsidiaries, Lonestar Dream Inc. and Lonestar Taproot LLC.

Rather than using Chapter 11 to reorganize and continue operations, the companies are seeking a court-supervised liquidation of their remaining assets, primarily their mining infrastructure in Texas. This development effectively concludes a financial deterioration that began during the 2022 cryptocurrency bear market, a period that saw multiple crypto lending and custodial platforms collapse as asset prices plunged and interconnected credit relationships unraveled across the sector.

Financial Picture

According to the bankruptcy filings, total assets are listed in the range of $1 million to $10 million, while liabilities fall between $100 million and $500 million. A more precise accounting was provided by Chief Restructuring Officer Michael DuFrayne, whose declaration placed total pre-bankruptcy obligations at approximately $173.1 million.

Of that amount, nearly $163.7 million consists of unsecured debt owed to Poolin Wallet users whose assets became inaccessible after the company froze withdrawals in 2022. In Chapter 11 liquidations, unsecured creditors typically recover only a fraction of their claims, with proceeds dependent on the value realized from asset sales and the priority of claims established through the legal process.

Root Causes

Poolin's wallet business, rather than its mining operations, was the primary driver of its financial distress. The company allowed users to deposit cryptocurrency, borrow USDT against collateral, and earn yield during the market boom. This model mirrored that of several other crypto platforms that offered yield products funded by lending or reinvesting user deposits, a structure that proved fragile when market conditions deteriorated rapidly in 2022. After the market crash, Poolin suspended withdrawals and issued IOU tokens to roughly 11,700 customers, covering $163.7 million in value. These customers became unsecured creditors.

The situation worsened when Poolin borrowed $213 million against cryptocurrency collateral from Antalpha Technologies. Poolin incurred substantial losses when Antalpha liquidated that collateral in late 2022 as cryptocurrency prices declined.

Mining Operations Fail

Concurrently, Poolin's mining expansion in the United States proved unsuccessful. Lonestar Dream and Lonestar Taproot accumulated approximately $45.9 million in operating losses, leading Poolin to shut down its Texas mining and hosting sites on July 10. Texas has attracted substantial Bitcoin mining investment in recent years due to its deregulated power market and flexible energy pricing, but operators there face ongoing pressure from fluctuating electricity costs and compressed mining margins.

Before filing for bankruptcy, Poolin marketed its assets to more than 335 prospective buyers, resulting in 28 non-disclosure agreements and seven letters of intent. A prior attempt to sell the Texas operations to China Green Agriculture for $49 million ultimately fell through.

Poolin now aims to sell its remaining assets through the Chapter 11 process and distribute the proceeds to creditors. However, the amount recoverable for Poolin Wallet users will depend on the auction outcome and is expected to be significantly less than the $163.7 million they are owed.

Broader Mining Sector Pressure

Poolin's bankruptcy comes amid broader financial strain across the Bitcoin mining industry. AMBCrypto's Miners' Financial Health Index previously indicated significant pressure on miners. CryptoQuant data showed hashrate drawdown remaining consistently negative, deteriorating to approximately -16% by July. Bitcoin's true hashrate also dropped sharply to -12 starting in late January and did not fully recover. Across the wider market, miners have been taking machines offline in increasing numbers as profitability has declined. The collapse of a major pool operator adds another layer of consolidation pressure to an industry already navigating thin margins and elevated operational costs.