Bitcoin exchange-traded funds (ETFs) saw a significant net outflow of $490.43 million on October 30. BlackRock's $IBIT led the decline with a withdrawal of $292.87 million, followed by Ark Invest's $ARKB with $65.62 million and Bitwise's $BITB with $55.15 million. Fidelity's $FBTC and Grayscale's $GBTC also reported outflows of $46.55 million and $10.01 million, respectively. Meanwhile, Franklin's $EZBC, Valkyrie's $BRRR, and WisdomTree's $BTCW reported no net flow changes.