Daily Bitcoin Spot ETF Net Flows (US)

Chart

Each green bar is a net-inflow trading day for the eleven-ETF aggregate; each red bar is a net-outflow day. Hover for the issuer breakdown. Click Fullscreen for a presentation-grade view.

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Why daily ETF flows matter

Before the spot ETFs launched in January 2024, US institutional Bitcoin exposure routed through Grayscale's GBTC (a closed-end trust trading at premium / discount), MicroStrategy as a leveraged proxy, futures-based ETFs (BITO and friends), or direct custody arrangements that most allocators could not approve. The spot ETFs collapsed every one of those frictions: regulated US-listed wrappers with a creation / redemption mechanism, sub-30bp expense ratios for the major issuers, and brokerage-account access.

Two market-structure consequences:

Daily flow becomes a transparent demand indicator. Pre-2024, allocator demand was opaque (OTC desks, on-chain bridges, GBTC creation suspensions). Now the creation activity is published next-day, issuer by issuer, in USD. That is the single cleanest read on US-institutional Bitcoin demand in market history.
Spot demand transmits directly to price. Every USD 1B of net inflow corresponds to roughly 9,000-15,000 BTC of new spot demand at recent prices. That demand has to be sourced from spot sellers (miners, long-term holders, exchanges) at whatever price clears. Sustained inflow runs of 5-10 trading days have historically preceded BTC rallies of 8-20 percent. Sustained outflow runs of similar length have preceded BTC corrections of 5-12 percent.

IBIT vs the rest

The eleven-issuer market is not balanced. Three observations:

IBIT dominates new flow. BlackRock's IBIT has captured the majority of net inflows since launch. BlackRock's institutional distribution muscle (the wirehouse model-portfolio teams, the 401(k) administrator desks, the RIA aggregator platforms) is unique in ETF history. IBIT crossed USD 100B AUM faster than any ETF on record.
GBTC dominates net outflow. Grayscale's GBTC inherited a roughly USD 28B AUM pre-existing investor base when it converted to an ETF on launch day. Those holders had been locked in at variable discount/premium for years. Once they could redeem at NAV, they did. The 1.5% expense ratio (vs sub-30bp for the new issuers) accelerated the rotation.
FBTC is the steady second. Fidelity's FBTC has been the consistent second-place accumulator, leveraging Fidelity's RIA-platform and 401(k)-administrator relationships. FBTC's flow correlation with IBIT is high (~0.85) so the two products tend to move together day to day.

AU-investor framing

Cleanest read on the global institutional bid. AU-resident investors holding spot BTC on Independent Reserve, CoinSpot, or Swyftx are buying the same underlying asset as the US institutions creating IBIT and FBTC shares. The flow data tells you whether the largest pool of new global demand is buying or selling that asset today.
Leading indicator for BTC AUD. Persistent inflow runs at the US ETF level have preceded BTC AUD rallies with a 1-3 trading day lead. The chart is therefore directly useful as a tactical signal for any AUD-denominated BTC accumulation or distribution decision.
Distinct from AU-listed ETF flows. EBTC, VBTC, IBTC, and BT2K (the four AU-listed spot BTC ETFs) have their own flow profile, much smaller in absolute terms, covered on the AU BTC ETF coverage chart. The US flow data is the dominant global signal; the AU data is the local AUD-allocator signal.

Methodology

Source. Farside Investors public daily flow table (farside.co.uk/btc/), parsed and merged into the bundled seed snapshot.
Issuers tracked. Eleven US-listed spot Bitcoin ETFs: IBIT (BlackRock), FBTC (Fidelity), GBTC (Grayscale), ARKB (ARK Invest / 21Shares), BITB (Bitwise), BTC (Grayscale Mini Trust), BTCO (Invesco / Galaxy), EZBC (Franklin Templeton), HODL (VanEck), BRRR (Valkyrie / CoinShares), DEFI (Hashdex).
Units. Each bar is the trading-day net flow in USD millions across all eleven issuers. Positive = creations net of redemptions. Negative = redemptions net of creations.
Update cadence. The pipeline runs on every site build (Cloudflare deploys from main on every push). Farside publishes T+1 (yesterday's flows by today's afternoon US Eastern).
Static-first. If Farside is unreachable on a given build, the bundled seed snapshot (full history) is preserved. The chart always renders.

Cumulative BTC ETF holdings - the running total since launch.
IBIT vs FBTC vs GBTC cumulative flow - the inter-issuer rotation.
BlackRock IBIT AUM trajectory - the dominant issuer's growth curve.
Australian-listed BTC ETF coverage - the AUD-side of the same product class.
Bitcoin Log Regression (AUD) - cycle context.
MSTR / BTC ratio - the pre-ETF leveraged proxy.

Frequently asked questions

What does daily spot Bitcoin ETF flow data show?

It shows how much new money is going into (or coming out of) the eleven US-listed spot Bitcoin ETFs each trading day, in USD millions. A green +500M day means the eleven ETFs collectively absorbed 500 million USD of net buying that day (more creations than redemptions). A red -300M day means net selling. The flow data is published by the issuers themselves and aggregated by Farside Investors and SoSoValue with a 1-day lag.

Why are spot Bitcoin ETF flows worth watching for AUD-resident investors?

Two reasons. (1) US ETF flow is the cleanest single read on US-institutional Bitcoin demand. Demand from BlackRock IBIT, Fidelity FBTC, and the smaller issuers reflects allocator decisions across pension funds, RIA portfolios, family offices, and corporate treasuries. That demand transmits directly to spot price, which in turn drives Bitcoin AUD. (2) AUD-resident investors holding US-listed BTC ETFs via Stake / Interactive Brokers / a US-brokerage account ARE part of this flow data on the buy side, so the chart captures the global pool you compete with for the same supply.

How big has IBIT become compared to GBTC?

IBIT is the dominant accumulator and GBTC is the dominant distributor. Since launch IBIT has taken in over USD 60 billion in net inflows while GBTC has bled roughly USD 20-23 billion in net outflows as Grayscale's pre-existing institutional holders rotated out (GBTC carries a 1.5% expense ratio vs IBIT's 0.25%). The IBIT vs GBTC swing is the single largest intra-product asset rotation in ETF history.

What does a large outflow day signal?

Three possibilities: (1) tactical de-risking around macro events (FOMC meetings, CPI prints, US election outcomes), (2) basis-trade unwinds (hedge funds long the ETF / short BTC perp futures liquidate when the basis compresses), or (3) sentiment-driven retail capitulation after a BTC drawdown. Outflow clusters of 4+ consecutive red days have historically marked short-term BTC bottoms 6 of 8 times since launch.

Where does this data come from?

Farside Investors publishes the daily issuer-by-issuer flow table at farside.co.uk/btc/ scraped daily from each issuer's official AUM disclosure. SoSoValue maintains a parallel SoVa-API tracker. The site's fetch pipeline best-effort-scrapes Farside on every build and falls back to the bundled seed (full history through current) if Farside is unreachable, so the chart always renders.

Why are some smaller issuers showing zero flow days?

ARKB, BITB, BTC (Grayscale Mini Trust), BTCO, EZBC, HODL, BRRR, and DEFI individually carry much smaller AUM than IBIT/FBTC/GBTC, so their daily flows can be zero (no creations or redemptions that day). The Total bar accumulates all eleven issuers, so even quiet days for the smaller issuers still show in the headline aggregate.

About the author

Govind Satoshi

Former Institutional Trader. Founder, SatoshiMacro.

Traded allocated institutional capital at a Sydney proprietary trading firm.