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Circle Wrapped Bitcoin is on Arc

Circle Wrapped Bitcoin (cirBTC)1 unlocks utility for institutional markets. Backed 1:1 by BTC that is readily verifiable onchain, cirBTC is live on Arc2 and integrates seamlessly into Circle’s established infrastructure and the wider DeFi ecosystem.

Why Circle Wrapped BTC?

cirBTC is designed to provide institutions with a secure and neutral version of wrapped BTC1.

Secure and transparent

Every cirBTC is 1:1 backed by native BTC. Reserves are readily and independently verifiable onchain.

Proven credibility

From issuing an asset, to distributing it globally and building trust, cirBTC is designed with the same foundations as USDC and EURC.

Full-stack flexibility

cirBTC integrates seamlessly with USDC and Circle Mint to offer a single Circle-native end-to-end stack.

WHAT SETS cirBTC APART

Institutional peace of mind with cirBTC

Institutional-grade by design

Designed for eligible institutional participants, including OTC desks, market makers, and DeFi protocols.

Verifiable

Reserves can be independently verified onchain by any counterparty.

Interoperable infrastructure

Multichain cirBTC will support crosschain usage. Now available on Arc and Ethereum, cirBTC is designed for future multichain expansion.

UI screens showing borrowing and depositing cirBTC
Simplify borrowing

Unlock BTC liquidity with cirBTC and Circle Mint

Available to eligible Circle Mint LLC customers, Digital Asset-Backed Borrowing3 turns BTC into on-demand dollar liquidity. Deposit BTC. Mint cirBTC. Use it as collateral on pre-approved lending markets through a wallet you control and receive USDC directly in your Mint account. No extra steps. No credit underwriting. No separate workflows. No selling your sats.

Institutional-grade BTC collateral

cirBTC is the new wrapped BTC standard

Read the whitepaper

Reserves composition

See how BTC reserves are allocated, monitor token supply by network, and view top cirBTC holders by address.
As of October 11, 2026 8:00 AM.

Total supply

6154.5767982
cirBTC
$
515011693.6575538
USD

Total reserves

6155.81706285
BTC
$
515115478.33990055
USD

Supply by network

Supply
arc icon
Arc
ethereum icon
Ethereum
Supply
5315.02780305
cirBTC
839.54899515
cirBTC

BTC reserve addresses

Address
Balance

1C7mwSvNWWRVsZVaiqoEtXjQqY1PDB4vdN

307.99999742
BTC
$
25773274.99824005
USD

12HjLKbMEBYmupxBB94rXcrFtUnugYSRjo

71.74069602
BTC
$
6003223.06031468
USD

1A6KhvMzqRT5fZgJaz6Cxm2i5qghoFLeLJ

59.99999484
BTC
$
5020767.46707105
USD

1BpEUZe2J3fRwziUcmeJtMhPUwBuFvTNpe

39.99999034
BTC
$
3347177.79089443
USD

1AatVpJ9Mt2bfWdEJ3tRKBJ4PSuuqSwmrQ

279.99998561
BTC
$
23430248.99051893
USD

1PdmKfmvcRAL8G7Sfivg2aoc6eaB6tQ34i

600
BTC
$
50207678.98857092
USD

1PUTij5dgHo27RnB7trH8hPTi8FktTMizg

0
BTC
$
0
USD

137gzPT1Zo8KD6WHYgcy1kXHchs7jWjspa

0
BTC
$
0
USD

1AUJqDoXcprihXzMdSqWzjuqJB2Zw378mT

0
BTC
$
0
USD

126UGm5GysitDuubktyAdz3xHQyEzUMC7d

0
BTC
$
0
USD

1NviDkC3SJGWf9CNw1iHqCLTB2TcJQ74gf

32.89999256
BTC
$
2753053.77529809
USD

1KTVi3vh59yHxNE2xW5VbSbdZtvL8rqRWR

293.49998686
BTC
$
24559921.8723611
USD

1DZzHw8a7nBU9XwmqrySVrpWAkeo5kAak7

0
BTC
$
0
USD

1NzV1Db8GUSQjHnKujGWE2qjoZydi3rVnu

268.59999484
BTC
$
22476303.86209755
USD

1GihBu7svHrzhK3u7JekVcHoynK7Mkftsr

297.84999484
BTC
$
24923928.21279038
USD

1NNeRfHBGUsA8DDth5ubRbAR18iXiCeeZJ

600.000203
BTC
$
50207695.97550232
USD

1HEURXUzMns3Xbbwb2sswZ8tey23pRRL68

198.49999226
BTC
$
16610373.15103982
USD

1K4n18PY2a1zdsoGnYzxMBLZSxcRgJLJzh

0
BTC
$
0
USD

1EZzddu6KJQx3x5xmkPoxMZ2rFD7vsSpJS

0
BTC
$
0
USD

14qfXVq5UeGJJ4zJFem27DpvwPHuV6P3RT

57.19020514
BTC
$
4785645.76826607
USD

1EVqdVFoXZZ8318KqL2SMxvBUqE3p3Ea6a

0
BTC
$
0
USD

1KAfR1mMMEQvF3HMb8gafHxndpsEYXcdKa

0
BTC
$
0
USD

1Jdnr5g4s5PkjH8WfD9n4YGCdR48rUiExu

600.000203
BTC
$
50207695.97550232
USD

17diuwozfGRLNyLAypwHLV8gF68RsMU6op

600.000203
BTC
$
50207695.97550232
USD

1DZ2brFm6KWnRyom96vx4EyhAaPtEboQiv

100.00008248
BTC
$
8367953.39997743
USD

1MNci4Kozau7LznawsjcM6xqtiPdymz63p

300.000203
BTC
$
25103856.48121685
USD

19kG1ruta8TsnxUVzaeEeccgM9yVVZbRis

300.000203
BTC
$
25103856.48121685
USD

17H9gwbYUvWW1Buxi2e3UCQNthXL9s4VL2

300.000203
BTC
$
25103856.48121685
USD

1GeX3PW57hm6abouU2p7NwY9hn5Knk8P9j

145.000203
BTC
$
12133539.40916936
USD

18WuQvwR6gRKW9kvKMfhqCPdxr3G7oXH9K

0
BTC
$
0
USD

1NV8rnpmD9QLSjni1FtRnXG2dBFbFQUKXk

0
BTC
$
0
USD

1YNh8YZNZzFnrYHMhFK1n3FpE6bNzxp5p

0
BTC
$
0
USD

1PN19kr6nH5iEVadC5zUiN5Y3kzPXFKE35

0
BTC
$
0
USD

135W4puZiS4bDsiWkZtB6q962G9wSAoUX1

0
BTC
$
0
USD

1GFM3nLn1zJV8jE1tXsbC3xByqN1dzDstB

0
BTC
$
0
USD

175Xmcb3wGvVG7vdbR3iMSX9iJmfVaS5E8

0
BTC
$
0
USD

1BAAtCSb9Y6mrfKus5XpspN7LkwDvw42n

0
BTC
$
0
USD

1412S6D4temBCT8jQXe6JyYRFAhjjSLRm5

0
BTC
$
0
USD

19r9DMZDuK6h8ooq5JuypyeHz8DmarmkP1

0
BTC
$
0
USD

19bnEjFSdUxTdyH55kREmu51veLyeywjBV

0
BTC
$
0
USD

12TngfE76brtCJcuGYJDUaV7KP7eW2ksvB

0
BTC
$
0
USD

1H6VtCB8PXdQApVQL7akcvrfbmF2vhxbbM

0
BTC
$
0
USD

1CoEDYNKBvrHgoye1p2MwzMLYbit1g24aH

40.03005
BTC
$
3349693.16716074
USD

1HPVh49ZtF7eZSRcrjVMMme7y5nwkS5vpP

0
BTC
$
0
USD

1JkKmG26nUBcPS99TsCVsReSXvLkEai4ca

0
BTC
$
0
USD

1KVBNjpYfJvASdzeTAwqNbe9WecpKyugM3

0
BTC
$
0
USD

1HkJ6hcN4h4PtUYHiSi1hrUEUKQJmedM6z

0
BTC
$
0
USD

1FXxhAa9yKCG8WgCTrbSsdGKuC6QzN3Gq9

662.50467864
BTC
$
55438037.05597243
USD
  1. cirBTC is issued by Circle International Bermuda Limited, a Class F Digital Asset Business licensed and regulated by the Bermuda Monetary Authority. Circle Mint and related distribution services are provided by Circle Internet Financial, LLC, NMLS # 1201441.
  2. Arc is an open L1 blockchain launched by Arc Network Services LLC ("Arc LLC") and operated by a permissioned validator set. Arc LLC provides software services only and does not offer regulated financial or advisory services. Arc has not been reviewed or approved by the New York State Department of Financial Services or any other regulatory authority.

    The Arc network is provided "as is" and "as available." Use of Arc involves inherent risks associated with blockchain technology, including smart contract vulnerabilities, network disruptions, and the absence of recourse for transaction errors or losses. The ability to transact on Arc depends on the ability to obtain and use USDC to pay gas fees. Neither Arc LLC nor any permissioned validator is responsible for the content, accuracy, legality, or functionality of third-party applications, protocols, or services built on or integrated with Arc. You are solely responsible for features or services you provide to users, including obtaining any necessary licenses or approvals and otherwise complying with applicable laws.

    All Arc features may be modified, delayed, or cancelled at any time without notice. Nothing herein constitutes a commitment, warranty, guarantee or legal, regulatory, tax, or investment advice.‍
  3. Digital Asset-Backed Borrowing is provided by Circle Technology Services, LLC through a customer-controlled Smart Wallet and is available to eligible Circle Mint (Circle Internet Financial, LLC) customers excluding New York clients, and subject to jurisdiction and eligibility.

    The product features described in these materials are for informational purposes only. All product features may be modified, delayed, or cancelled without prior notice, at any time and at the sole discretion of Circle Technology Services, LLC. Nothing herein constitutes a commitment, warranty, guarantee or investment advice.