BlackRock , the world’s largest asset manager, has recorded the second-largest single-day outflow in the history of its Bitcoin ( BTC ) fund launched in 2024. Specifically, the iShares Bitcoin Trust ETF ( IBIT ) posted $527.8 million in redemtpions on May 27, judging by the SoSoValue data available at press time. The figure was only surpassed by the $528.3 million pulled on January 30, with ‘only’ $500,000 needed to break the record. U.S. spot Bitcoin ETFs collectively recorded $733.4 million in net outflows the same day. Alongside BlackRock, Grayscale’s GBTC fund saw the biggest losses, shedding $104.8 million, followed by Fidelity’s FBTC, which shed $60.30 million. Morgan Stanley’s MSBT fund was the only one with a positive net change, adding $4.3 million. Overall, the figure represented the biggest collective daily outflow for institutional holders since January 29, 2026. BlackRock daily Bitcoin flows. Source: SoSoValue Bitcoin price drops as BlackRock posts record outflows The flagship cryptocurrency reacted negatively to the institutional outflows, dropping nearly 3.4% and trading at $73,310 at the time of writing. The decline is all the more notable considering that President Donald Trump has promised to codify the Clarity Act . 24-hour BTC price. Source: Finbold Spot ETF redemptions coincided with a sharp derivatives market unwind, as more than $296 million in Bitcoin long positions had been liquidated within 24 hours – a 185% surge in forced closures. One day earlier, on May 27, BTC had already dropped nearly 2%, its market cap slipping by nearly $30 billion, fueled by another notable sale from an IBIT investor via a dark pool. Spot Bitcoin ETFs are now on their eighth straight day of net losses. Their overall net balance sits around $96.45 billion, with BlackRock alone commanding about $59.48 billion, or 3.94% of the total BTC supply. Featured image via Shutterstock The post BlackRock’s Bitcoin ETF records largest net outflow since January appeared first on Finbold .