Underlying asset: Bitcoin

ARK 21Shares Bitcoin ETF ARKB

Bitcoin ETF Ark Invest

ARK 21Shares Bitcoin ETF Price Chart

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ARK 21Shares Bitcoin ETF Overview

Fund Name
ARK 21Shares Bitcoin ETF
Ticker
ARKB
Listing Exchange
Cboe BZX
Fund Family / Issuer
ARK / 21Shares
Underlying Asset
Bitcoin

Additional details

Exposure
Shares backed by the trust’s spot Bitcoin holdings.
Fund Structure
Commodity trust, not registered as an investment company under the Investment Company Act of 1940.
Annual sponsor fee
0.21%
Fee Assessment Base
Net asset value under the current supplement.
Effective Annual Charge
0.21%
Fee Terms Checked
Sep 13, 2026
Benchmark
FTSE Bitcoin Index
Effective from Aug 27, 2026
Custody Appointments
Coinbase Custody Trust Company, LLC; Bitcoin custodian; Custody terms contain a gross-negligence responsibility condition. Recorded client-asset protections apply; filings do not show its share of the trust’s Bitcoin.BitGo Bank & Trust, N.A.; Bitcoin custodian; BitGo instruction provisions contain a gross-negligence condition. Recorded client-asset protections apply; filings do not show its share of the trust’s Bitcoin.BitGo New York Trust Company, LLC; Bitcoin custodian; BitGo instruction provisions contain a gross-negligence condition. Recorded client-asset protections apply; filings do not show its share of the trust’s Bitcoin.Anchorage Digital Bank N.A.; Bitcoin custodian; Access-key provisions contain a gross-negligence condition. Recorded client-asset protections apply; filings do not show its share of the trust’s Bitcoin.
Retail Asset Redemption
Individual shares cannot be redeemed for Bitcoin. Retail investors sell shares through a broker for cash proceeds; authorized participants use a separate creation and redemption process.
30-day Median Bid/Ask Spread
0.04%As of Sep 24, 2026Fidelity public ETF quote; Median Bid/Ask Spread (30 Day); Retrieved Sep 28, 2026
Fund Assets
USD 2,887,694,469.57As of Sep 24, 2026
Assets under management
Issuer-reported inception
Jan. 10, 2024
First exchange trading
Jan. 11, 2024
Previous benchmark
CME CF Bitcoin Reference Rate – New York Variant, until Aug. 27, 2026
Quarterly report reviewed
Quarter ended June 30, 2026
Operating-period annual audit reviewed
Year ended Dec. 31, 2025
Rating reviewed
Sep. 25, 2026, CryptoSlate methodology version 2.1, data cutoff Sep. 24

ARK 21Shares Bitcoin ETF About

The ARK 21Shares Bitcoin ETF (ARKB) is a digital asset ETF that seeks to track the performance of bitcoin, as measured by the performance of the FTSE Bitcoin Index (the “Index”), which replaced the CME CF Bitcoin Reference Rate – New York Variant as ARKB's benchmark on August 27, 2026. The ETF is sponsored by 21 Shares US LLC and sub-advised by Ark Investment Management LLC. The fund's primary exchange is the Cboe BZX Exchange, Inc. The ARK 21Shares Bitcoin ETF was launched on January 10, 2024.

Key Features

  • Bitcoin Exposure: The ETF provides investors with exposure to Bitcoin's price.
  • Regulated Environment: ARKB files periodic reports with the SEC under federal securities laws but is not registered as an investment company under the Investment Company Act of 1940.
  • Cold Storage: The ETF uses cold storage to hold the substantial majority of its bitcoin, with a smaller portion kept in temporary trading balances to support fund operations.

Fees

The ARK 21Shares Bitcoin ETF has an expense ratio of 0.21%. This fee is charged to cover the fund's operating expenses, including management fees and other costs associated with the ETF.

Diversification

The ARK 21Shares Bitcoin ETF can be used to diversify a portfolio by adding an asset with low correlation to traditional assets. The ETF holds the substantial majority of its bitcoin in cold storage, with a smaller portion kept in temporary trading balances to support fund operations.

Conclusion

The ARK 21Shares Bitcoin ETF is a digital asset ETF that provides investors with exposure to Bitcoin's price. The ETF files periodic reports with the SEC under federal securities laws, is not registered as an investment company under the Investment Company Act of 1940, and holds the substantial majority of its bitcoin in cold storage. The expense ratio of 0.21% covers the fund's operating expenses, and the ETF can be used to diversify a portfolio.

ARK 21Shares Bitcoin ETF Team

Team members

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