FBTC vs IBIT
Both funds charge the same fee: 0.25% a year. IBIT is larger, holding about 4.4× more BTC (811,115 BTC vs 184,058 BTC). Over the last 20 trading days, FBTC saw outflows of $413.5M and IBIT took in $1,475.6M.
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| FBTC | IBIT | |
|---|---|---|
| Fund | Fidelity Wise Origin Bitcoin Fund | iShares Bitcoin Trust ETF |
| Issuer | Fidelity | BlackRock |
| Exchange | Cboe BZX | Nasdaq |
| Launched | 2024-01-11 | 2024-01-11 |
| Yearly fee | 0.25% ($25 / $10k) | 0.25% ($25 / $10k) |
| Custodian | Fidelity Digital Assets | Coinbase Custody (Anchorage backup) |
| BTC held | 184,058 BTC | 811,115 BTC |
| Cumulative flow | +$10,597M | +$66,498M |
| 5-day flow | +$122.1M | +$875.1M |
| 20-day flow | −$413.5M | +$1,475.6M |
Sources: Farside Investors (22 Oct 2026, 19:30 London), bitcointreasuries.net (22 Oct 2026, 13:35 London), fee tables (14 Oct 2026, 10:00 London). Not investment advice.
Which is better for you?
- Long-term holding: fees are equal, so size and issuer decide.
- Active trading: a larger fund is usually easier to trade; IBIT holds more BTC, but check trading volume with your broker.
- Custody: FBTC uses Fidelity Digital Assets, IBIT uses Coinbase Custody (Anchorage backup).
Not investment advice.
Flows over the last 20 trading days
| Date | FBTC | IBIT |
|---|---|---|
| 21 October 2026 | +$212.7M | +$235M |
| 20 October 2026 | +$3.6M | +$29.9M |
| 19 October 2026 | −$83.6M | +$665.2M |
| 16 October 2026 | −$10.6M | −$71.8M |
| 15 October 2026 | $0M | +$16.8M |
| 14 October 2026 | −$152.7M | −$110.9M |
| 13 October 2026 | +$103.1M | +$65.9M |
| 12 October 2026 | $0M | −$65.4M |
| 9 October 2026 | −$3.6M | +$22.4M |
| 8 October 2026 | −$197.1M | −$5.5M |
| 7 October 2026 | −$105.1M | −$207.7M |
| 6 October 2026 | $0M | +$122M |
| 5 October 2026 | −$74.5M | +$69.9M |
| 2 October 2026 | +$29.3M | +$158.2M |
| 1 October 2026 | −$60.7M | +$195.6M |
| 30 September 2026 | −$125.6M | −$9.5M |
| 29 September 2026 | $0M | +$51.1M |
| 28 September 2026 | −$10.9M | +$54.8M |
| 25 September 2026 | +$49.3M | +$97M |
| 24 September 2026 | +$12.9M | +$162.6M |
| 20-day total | −$413.5M | +$1,475.6M |
Net flow, USD millions · Farside Investors (22 Oct 2026, 19:30 London) · the latest day may be preliminary
FAQ
- Is FBTC or IBIT cheaper?
- They charge the same fee: 0.25% a year.
- Which holds more bitcoin, FBTC or IBIT?
- IBIT: 811,115 BTC vs 184,058 BTC for FBTC, per bitcointreasuries.net as of 22 Oct 2026, 13:35 London.
- Do FBTC and IBIT hold real bitcoin?
- Yes. Both are US spot bitcoin ETFs that hold BTC directly: FBTC with Fidelity Digital Assets as custodian, IBIT with Coinbase Custody (Anchorage backup). The share price tracks BTC minus the fee.