ARK 21Shares Bitcoin ETF (ARKB) lost $109.4 million on October 22, 2026, while Bitwise's BITB and Grayscale's GBTC lost $27 million and $30 million respectively

From the articleBitcoin ETFs turn October red after $635M single-day outflowAlso in Bitcoin ETFs Lose Over $635M In One Day After Oil Spikes, Bitcoin ETFs shed $635 million as BTC tests their holdings’ estimated $81,500 cost basis, Bitcoin ETFs swing back to net outflows as $636 million in withdrawals erase previous day's inflows