CoinDesk Follow Poolin was bitcoin's biggest mining pool and now it's filing for bankruptcy The Singapore-based company once controlled nearly a fifth of Bitcoin's global hashrate. Now it owes $173 million and is selling off what's left. Crypto News on Bluesky @crypto.at.thenote.app bsky.app https://www.coindesk.com/markets/2026/07/24/poolin-was-bitcoin-s-biggest-mining-pool-and-now-it-s-filing-for-bankruptcy coindesk.com