ARKB vs MSBT
MSBT is cheaper: 0.14% vs 0.21% a year, or $7 less per $10,000. ARKB is larger, holding about 3.4× more BTC (35,026 BTC vs 10,436 BTC). Over the last 20 trading days, ARKB saw outflows of $171.9M and MSBT took in $34.1M.
Share this page
| ARKB | MSBT | |
|---|---|---|
| Fund | ARK 21Shares Bitcoin ETF | Morgan Stanley Bitcoin Trust |
| Issuer | ARK Invest / 21Shares | Morgan Stanley |
| Exchange | Cboe BZX | NYSE Arca |
| Launched | 2024-01-11 | 2026-04-08 |
| Yearly fee | 0.21% ($21 / $10k) | 0.14% ($14 / $10k) |
| Custodian | Coinbase, BitGo, Anchorage | Coinbase Custody, BNY |
| BTC held | 35,026 BTC | 10,436 BTC |
| Cumulative flow | +$1,209M | +$800M |
| 5-day flow | +$9.8M | $0M |
| 20-day flow | −$171.9M | +$34.1M |
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: the fee matters most, and MSBT charges less (0.14% vs 0.21%).
- 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, MSBT uses Coinbase Custody, BNY.
Not investment advice.
Flows over the last 20 trading days
| Date | ARKB | MSBT |
|---|---|---|
| 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 | +$6.7M |
| 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 | +$7.8M |
| 5 October 2026 | −$85.2M | $0M |
| 2 October 2026 | $0M | +$2.4M |
| 1 October 2026 | −$7.7M | +$7M |
| 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 | +$10.2M |
| 20-day total | −$171.9M | +$34.1M |
Net flow, USD millions · Farside Investors (22 Oct 2026, 19:30 London) · the latest day may be preliminary
FAQ
- Is ARKB or MSBT cheaper?
- MSBT: 0.14% a year vs 0.21% for ARKB, a difference of $7 a year per $10,000.
- Which holds more bitcoin, ARKB or MSBT?
- ARKB: 35,026 BTC vs 10,436 BTC for MSBT, per bitcointreasuries.net as of 22 Oct 2026, 13:35 London.
- Do ARKB and MSBT hold real bitcoin?
- Yes. Both are US spot bitcoin ETFs that hold BTC directly: ARKB with Coinbase, BitGo, Anchorage as custodian, MSBT with Coinbase Custody, BNY. The share price tracks BTC minus the fee.