Token on 2 chains
Backing not tracked
Chainlink's Proof of Reserves reports the bitcoin behind cbBTC on all chains together, but the cbBTC on chains bcked does not track cannot be measured, so the share of each tracked chain is not recorded. Source
$7.21B market cap, without a recorded backing.
01 · Chains
cbBTC on each chain
The reserves are reported for all chains together. Each chain gets the share of its circulating supply at the report date.
| Chain | Market cap | Reserves | Share | Backing ratio |
|---|---|---|---|---|
 cbBTC on Base | $3.75B | $0.00 | – | – |
 cbBTC on Ethereum | $3.46B | $0.00 | – | – |
02 · Backing chain
What cbBTC is backed by
All chains together. Move the slider or press play to see the chain week by week.
No backing recorded for Nov 7, 2026 and Coinbase Wrapped BTC.
Backing on Nov 7, 2026, the last recorded day of its week. Backing from reports counts until the next report, for at most 140 days. Between two reports the values are estimated, see the settings.