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OCB — Trust Rating

BUIDL Trust Rating

BlackRock · Tokenized institutional money market fund holding U.S. Treasury bills and repo.

BUIDL (BlackRock) scores 56/100 on OnChain Benchmark's Verified Capital Trust Rating — Limited band — across four dimensions: disclosure quality 6/25, redemption liquidity 17/25, structural trust 20/25, and holder concentration 8/25 (methodology v1.1, as of Jul 7, 2026).

BUIDLTokenized U.S. Treasuries

Verified Capital Trust Rating

56/ 100
Developing

OCB — 01

BUIDL across four dimensions

Each dimension contributes up to 25 points to the composite trust rating. Last scored Jul 7, 2026 on methodology v1.1.

DimensionScore
Disclosure Quality6 / 25
Redemption Liquidity17 / 25
Structural Trust20 / 25
Holder Concentration8 / 25
Composite56 / 100

OCB — 02

Evidence behind the rating

A sample of the verified facts behind BUIDL's score. Each finding carries a confidence level; the full diligence trail is in the terminal.

  • Holder Concentrationaddress exclusion95% confidence

    TransparentUpgradeableProxy (OpenZeppelin v5.1.0) source verified on Etherscan Contract tab. Protocol infrastructure contract holding 8.85% of BUIDL supply.

    Verified Jun 1, 2026· Etherscan Contract tab — OZ TransparentUpgradeableProxy v5.1.0 source verified.
  • Disclosure Qualityattestation source95% confidence

    BlackRock USD Institutional Digital Liquidity Fund Ltd. files Form D / D/A only. 2 filings since inception — very low cadence. Not worth a fetcher at current frequency.

    Verified May 31, 2026· SEC EDGAR company search — CIK 0002013810 confirmed as BlackRock USD Institutional Digital Liquidity Fund Ltd.
  • Disclosure Qualitygovernance finding95% confidence

    contractOwner (item 25, Read as Proxy) returned a plain EOA — no Contract tab on Etherscan. Securitize DS Protocol transparent proxy. Single EOA controls upgrades.

    Verified May 31, 2026· Etherscan address page — no Contract tab. Verified via Read as Proxy contractOwner call on BUIDL token.
  • Holder Concentrationholder investigation70% confidence

    No Etherscan label. Active DeFi user — Morpho Bundler calls observed. Retail or institutional DeFi user, not protocol infrastructure.

    Verified Jun 1, 2026· Etherscan transactions tab — Morpho Bundler interactions observed.
  • Holder Concentrationholder investigation65% confidence

    No Etherscan label. Plain EOA. Outgoing transactions labeled "BlackRock: BUIDL Token" as counterparty — strongly suggests institutional position managed by BlackRock, but below 90% confidence without a direct label on this address.

    Verified Jun 1, 2026· Etherscan token transfer tab — "BlackRock: BUIDL Token" counterparty label on outgoing txns.
  • Holder Concentrationholder investigation60% confidence

    No Etherscan label. Funded via OKX. 1 transaction total. Dormant wallet.

    Verified Jun 1, 2026· Etherscan address page — funded by OKX, 1 txn, dormant.

OCB — 03

Key facts

Issuer
BlackRock
Asset class
Tokenized U.S. Treasuries
Collected chains
Ethereum · Solana · Avalanche · Polygon · Arbitrum
Catalogued, not collected
Chain 10 · Chain 56

Supply figure: Excludes Optimism, BNB Chain — not yet collected

Methodology
v1.0
Last scored
Jul 7, 2026
Rubric
Verified Capital Trust Rating
Full diligence trail

The interactive terminal shows every verified fact behind BUIDL's rating — the dimension-by-dimension breakdown, scoring history, outstanding supply, anomalies, and the complete evidence trail with sources.

View full diligence trail in the terminal →Read the methodology →
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