Key takeawaysBitcoin spot ETFs recorded $228 million in net outflows on March 5.Valkyrie Investments’s BRRR ETF was the only fund with net inflows, totaling $5.42 million.BlackRock’s IBIT posted the largest outflow at $88.74 million.Total assets held by Bitcoin spot ETFs remain above $91.44 billion.Bitcoin Spot ETFs See $228 Million in Daily OutflowsBitcoin spot exchange-traded funds registered $228 million in net outflows on March 5, according to data from SoSoValue.The withdrawals indicate a temporary pause in institutional inflows following recent accumulation trends across U.S.-listed Bitcoin ETF products.Valkyrie’s BRRR Records the Only Net InflowAmong all Bitcoin ETFs tracked, Valkyrie’s Bitcoin ETF (BRRR) was the only fund to record net inflows during the session.BRRR (Valkyrie): $5.42 million net inflowCumulative historical inflows: $16.99 millionThe inflow was modest compared with the broader market withdrawals but highlights selective demand among ETF investors.BlackRock’s IBIT Leads OutflowsThe largest single-day outflow came from BlackRock’s iShares Bitcoin Trust (IBIT).IBIT: $88.74 million net outflowCumulative historical inflow: $803 millionDespite the daily withdrawal, IBIT remains one of the largest Bitcoin ETF products by total cumulative inflows.Bitcoin ETF Market SnapshotLatest figures for the U.S. Bitcoin ETF market show:Total net asset value: approximately $91.44 billionETF-to-Bitcoin market cap ratio: 6.42%Cumulative historical net inflows: $55.72 billionThe ETF sector continues to represent a significant share of institutional exposure to Bitcoin, even as daily flow data fluctuates with broader market sentiment.