USDCStablecoin·Circle

USD Coin

Fiat-backed stablecoin issued by Circle, redeemable 1:1 for USD with daily reserve attestations.

Deployments

Supply scope: Ethereum only

ETHEthereum· Primary

View on explorer →

0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48

BASEBase

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0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

ARBArbitrum

View on explorer →

0xaf88d065e77c8cC2239327C5EDb3A432268e5831

POLPolygon

View on explorer →

0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359

AVAXAvalanche

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0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E

SOLSolana

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EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v

OCB — 01·Rating breakdown

USDC — not yet scored

Stablecoin Health RatingNot yet scored

USDC is registered in the OCB pipeline. Scoring data has not yet been published for this instrument.

Read the methodology →

OCB — 02·Coverage gaps + diligence

What closes the gap — and who closes it

Redemption Liquidity· 1 finding

data gapredemption liquidity gap90% confidence

gap:liquidity

No redemption liquidity data available at time of scoring run.

Verified Jun 13, 2026

Disclosure Quality — issuer disclosure· 6 findings

contract addressPolygon contract95% confidence

Contract address verified on Polygon: (Polygon deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 137

contract addressSolana contract95% confidence

EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v

Contract address verified on Solana: EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (Solana deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 1101

contract addressBase contract95% confidence

Contract address verified on Base: (Base deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 8453

contract addressArbitrum contract95% confidence

Contract address verified on Arbitrum: (Arbitrum deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 42161

contract addressAvalanche contract95% confidence

Contract address verified on Avalanche: (Avalanche deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 43114

contract addressEthereum contract95% confidence

Contract address verified on Ethereum: (primary deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 1

Holder Concentration· 1 finding

holder concentration snapshot90% confidence

·Top-10 holders control 27.60% of supply (after excluding protocol-controlled addresses).
·4 protocol-controlled addresses excluded from concentration calculation.
·Concentration track: retail_facing.

Score impact: Top-10 at 27.60% feeds holder_concentration sub-signal

Verified Jun 13, 2026· norm_concentration row observed 1d ago

OCB — 03·Anomaly history

Resolved anomalies

Jun 11, 2026

→ Jun 11, 2026

score drophighresolved

Total trust score dropped 22pts (83 → 61, band: Monitored)

Methodology

USDC is scored across the same four dimensions as every other rated instrument — Disclosure Quality, Redemption Liquidity, Structural Trust, and Holder Concentration. Each dimension contributes up to 25 points. The dimension breakdown above shows where the score comes from; the diligence trail shows every verified fact behind it.

Read the full methodology →

USDCStablecoin·Circle

USD Coin

Fiat-backed stablecoin issued by Circle, redeemable 1:1 for USD with daily reserve attestations.

Deployments

Supply scope: Ethereum only

ETHEthereum· Primary

View on explorer →

0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48

BASEBase

View on explorer →

0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

ARBArbitrum

View on explorer →

0xaf88d065e77c8cC2239327C5EDb3A432268e5831

POLPolygon

View on explorer →

0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359

AVAXAvalanche

View on explorer →

0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E

SOLSolana

View on explorer →

EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v

OCB — 01·Rating breakdown

USDC — not yet scored

Stablecoin Health RatingNot yet scored

USDC is registered in the OCB pipeline. Scoring data has not yet been published for this instrument.

Read the methodology →

OCB — 02·Coverage gaps + diligence

What closes the gap — and who closes it

Redemption Liquidity· 1 finding

data gapredemption liquidity gap90% confidence

gap:liquidity

No redemption liquidity data available at time of scoring run.

Verified Jun 13, 2026

Disclosure Quality — issuer disclosure· 6 findings

contract addressPolygon contract95% confidence

Contract address verified on Polygon: (Polygon deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 137

contract addressSolana contract95% confidence

EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v

Contract address verified on Solana: EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (Solana deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 1101

contract addressBase contract95% confidence

Contract address verified on Base: (Base deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 8453

contract addressArbitrum contract95% confidence

Contract address verified on Arbitrum: (Arbitrum deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 42161

contract addressAvalanche contract95% confidence

Contract address verified on Avalanche: (Avalanche deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 43114

contract addressEthereum contract95% confidence

Contract address verified on Ethereum: (primary deployment)

Score impact: Confirms onchain existence; feeds custody_verification sub-signal

Verified Jun 13, 2026· instrument_deployments registry — chain_id 1

Holder Concentration· 1 finding

holder concentration snapshot90% confidence

·Top-10 holders control 27.60% of supply (after excluding protocol-controlled addresses).
·4 protocol-controlled addresses excluded from concentration calculation.
·Concentration track: retail_facing.

Score impact: Top-10 at 27.60% feeds holder_concentration sub-signal

Verified Jun 13, 2026· norm_concentration row observed 1d ago

OCB — 03·Anomaly history

Resolved anomalies

Jun 11, 2026

→ Jun 11, 2026

score drophighresolved

Total trust score dropped 22pts (83 → 61, band: Monitored)

Methodology

Read the full methodology →