ETF Flow Tracker
Institutional Bitcoin & Ethereum spot-ETF inflows and outflows — the clearest read on where large capital is entering or leaving.
30-Day Flow History
BTC ETF Fund Breakdown
| Ticker | Issuer | Net Assets (AUM) | Daily Flow | Cumulative Flow | Fee |
|---|
The figures shown are illustrative sample data, not real ETF flows. Connect your API key to fetch live inflow/outflow figures refreshed every 15 minutes from the /v1/etf/flows endpoint.
What ETF flows measure & how to read them
Data source
Aggregated from official SEC filings and fund-administrator reports across every approved BTC/ETH spot-ETF issuer, refreshed every 15 minutes. End-of-day flows may carry a T+1 delay.
What flows measure
Net capital into or out of regulated funds holding spot crypto. Positive = more share creations than redemptions (net inflow). Flows capture TradFi participation — pensions, RIAs, endowments — that can't hold crypto directly, making them a clean proxy for institutional sentiment.
Streak & cumulative
The streak counts consecutive inflow/outflow days; a long inflow streak = sustained institutional demand that tends to drain exchange supply. Cumulative flow tracks total net capital since launch. Per-fund AUM reveals which issuers are winning share.
Reading inflows/outflows
Multi-day trends matter more than single-day spikes (often one large block trade). Sustained inflows = accumulation that can support price on low volume; sustained outflows = distribution or risk-off rotation.
Per-fund nuance
BlackRock's IBIT is the bellwether; Fidelity's FBTC confirms TradFi demand. Grayscale's GBTC is a special case — its early redemption outflows can skew the aggregate, so read it separately.
Limits
ETF flows are one demand channel only — OTC desks, futures positioning, and on-chain accumulation sit outside the ETF system and can offset or amplify the signal. Streaks end abruptly on macro de-risking.
Data Timing: ETF flow data reflects end-of-day filings that may be published with a T+1 delay. The most recent trading day's flows may not be available until the following morning. Weekend and holiday schedules can further delay reporting. Treat same-day figures as preliminary estimates until confirmed by official fund administrator filings.
Interpretation Limitations: ETF flows measure one channel of institutional capital — regulated fund products. They do not capture OTC purchases, direct custody holdings, futures-based exposure, or private fund activity. A day of ETF outflows does not necessarily mean institutions are bearish on crypto; it may reflect fund-level rebalancing, tax harvesting, or rotation into other vehicles. Context from price action, on-chain data, and derivatives positioning is required for a complete picture.
Not Financial Advice: All data and analysis presented on this platform is for informational purposes only. Nothing here constitutes investment advice, a solicitation to buy or sell any asset, or a guarantee of future performance. Cryptocurrency markets carry substantial risk — you may lose some or all of your capital. Conduct your own research and consult a qualified financial advisor before making any investment decisions.