ETF FLOW
US SPOT BITCOIN ETFs · SOSOVALUE
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INSTITUTIONAL FLOW SNAPSHOT
NET FLOW — LATEST SESSION
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7-DAY CUMULATIVE FLOW
TOTAL AUM ALL FUNDS
Cumulative net since launch:
INSTITUTIONAL SENTIMENT METER
STRONG OUTFLOWS
STRONG INFLOWS
ETF flows explain approximately 45% of weekly BTC price moves. Sustained inflows = structural bullish backdrop for Bitcoin. Data from SoSoValue — updated end-of-trading-session daily.
30-DAY FLOW HISTORY
Daily net inflow/outflow across all US spot Bitcoin ETFs
Inflow   Outflow
CONTEXT & ANALYSIS
CONSECUTIVE INFLOW / OUTFLOW STREAK
LARGEST SINGLE-DAY FLOW (30D)
INFLOW / OUTFLOW DAYS (30D)
WHAT THIS MEANS
ETF flows are a macro sentiment gauge. Sustained multi-week inflows have historically aligned with BTC bull legs. Multi-week outflows signal institutional risk-off. Single sessions are noise — look for streaks of 5+ days.
HOW ETF FLOWS WORK
When investors buy shares of a spot Bitcoin ETF (like BlackRock's IBIT or Fidelity's FBTC), the fund must purchase actual BTC to back those shares. Authorized participants — large broker-dealers — create new ETF shares and the fund's custodian (typically Coinbase) buys Bitcoin on the spot market. Sustained inflows = systematic, programmatic buying. When investors redeem shares, the process reverses: BTC is sold on the spot market. This is why ETF flow data has become one of the most important institutional sentiment signals in crypto. Research estimates ETF flows explain approximately 45% of weekly BTC price moves in 2026.

Key tickers to watch: IBIT (BlackRock, ~45% of AUM) and FBTC (Fidelity) dominate flows. When IBIT and FBTC both show inflows simultaneously, it's the strongest institutional signal. A divergence — IBIT outflowing while others inflow — can signal rotation rather than pure selling.

Data source: SoSoValue API · Updated end-of-trading-session daily · Data proxied server-side by mozeq