ARKB vs BRRR
ARKB is cheaper: 0.21% vs 0.25% a year, or $4 less per $10,000. ARKB is larger, holding about 5.5× more BTC (35,026 BTC vs 6,410 BTC). Over the last 20 trading days, ARKB saw outflows of $171.9M and BRRR had no net flow.
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| ARKB | BRRR | |
|---|---|---|
| Fund | ARK 21Shares Bitcoin ETF | CoinShares Bitcoin ETF (ex-Valkyrie) |
| Issuer | ARK Invest / 21Shares | CoinShares |
| Exchange | Cboe BZX | Nasdaq |
| Launched | 2024-01-11 | 2024-01-11 |
| Yearly fee | 0.21% ($21 / $10k) | 0.25% ($25 / $10k) |
| Custodian | Coinbase, BitGo, Anchorage | Coinbase, BitGo, Komainu |
| BTC held | 35,026 BTC | 6,410 BTC |
| Cumulative flow | +$1,209M | +$329M |
| 5-day flow | +$9.8M | $0M |
| 20-day flow | −$171.9M | $0M |
Sources: Farside Investors (22 Oct 2026, 21:35 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: the fee matters most, and ARKB charges less (0.21% vs 0.25%).
- Active trading: a larger fund is usually easier to trade; ARKB holds more BTC, but check trading volume with your broker.
- Custody: ARKB uses Coinbase, BitGo, Anchorage, BRRR uses Coinbase, BitGo, Komainu.
Not investment advice.
Flows over the last 20 trading days
| Date | ARKB | BRRR |
|---|---|---|
| 21 October 2026 | +$9.8M | $0M |
| 20 October 2026 | $0M | $0M |
| 19 October 2026 | $0M | $0M |
| 16 October 2026 | $0M | $0M |
| 15 October 2026 | $0M | $0M |
| 14 October 2026 | $0M | $0M |
| 13 October 2026 | $0M | $0M |
| 12 October 2026 | $0M | $0M |
| 9 October 2026 | $0M | $0M |
| 8 October 2026 | −$20.3M | $0M |
| 7 October 2026 | −$101.7M | $0M |
| 6 October 2026 | $0M | $0M |
| 5 October 2026 | −$85.2M | $0M |
| 2 October 2026 | $0M | $0M |
| 1 October 2026 | −$7.7M | $0M |
| 30 September 2026 | $0M | $0M |
| 29 September 2026 | +$33.2M | $0M |
| 28 September 2026 | $0M | $0M |
| 25 September 2026 | $0M | $0M |
| 24 September 2026 | $0M | $0M |
| 20-day total | −$171.9M | $0M |
Net flow, USD millions · Farside Investors (22 Oct 2026, 21:35 London) · the latest day may be preliminary
FAQ
- Is ARKB or BRRR cheaper?
- ARKB: 0.21% a year vs 0.25% for BRRR, a difference of $4 a year per $10,000.
- Which holds more bitcoin, ARKB or BRRR?
- ARKB: 35,026 BTC vs 6,410 BTC for BRRR, per bitcointreasuries.net as of 22 Oct 2026, 13:35 London.
- Do ARKB and BRRR hold real bitcoin?
- Yes. Both are US spot bitcoin ETFs that hold BTC directly: ARKB with Coinbase, BitGo, Anchorage as custodian, BRRR with Coinbase, BitGo, Komainu. The share price tracks BTC minus the fee.