Bitcoin exchange-traded funds (ETFs) recorded a significant net outflow of $817.72 million on January 29, marking the fourth largest outflow since their inception. BlackRock's $IBIT ETF led the withdrawals with a $317.66 million outflow, followed by Fidelity's $FBTC with $168.05 million and Bitwise's $BITB with $88.88 million. Other notable outflows included Ark's $ARKB at $71.58 million and Grayscale's $GBTC at $119.44 million. Meanwhile, Franklin's $EZBC, Valkyrie's $BRRR, and WisdomTree's $BTCW reported no net flow changes.