Reserve Composition
USDC & EURC reserve attestations
Pick any monthly examination report to see the breakdown of reserve assets backing the token on each attestation date.
Token
Reserve composition over time
87 attestation dates · January 17, 2023 → September 30, 2026
Source: Deloitte examination report (PDF) · original on circle.com
September 4, 2026
Total reserve assets $74,522,751,688
- Short-term U.S. Treasuries17.55% · $13,038,179,032
- U.S. Treasury Repurchase Agreements66.71% · $49,550,000,000
- Cash in Circle Reserve Fund1.35% · $1,000,976,596
- Cash at U.S. Regulated FIs14.38% · $10,683,610,165
- USDC in circulation
- $74,444,973,318
- Excess collateral
- $77,778,370
September 30, 2026
Total reserve assets $73,956,687,701
- Short-term U.S. Treasuries34.97% · $25,361,578,416
- U.S. Treasury Repurchase Agreements50.54% · $36,654,000,000
- Cash in Circle Reserve Fund1.38% · $1,003,847,741
- Cash at U.S. Regulated FIs13.10% · $9,502,194,346
- USDC in circulation
- $73,878,861,314
- Excess collateral
- $77,826,387