defirisk.co
rubric v1.7.0

Upgrade frequency (per 90 days)

BlackRock USD Institutional Digital Liquidity Fund (BUIDL)'s assessment for RD-F-137 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

No ProxyTargetSet or implementation upgrade events detected since BUIDL proxy creation (2024-03-01). Only 1 internal tx (creation). Current implementation 0x603Bb690 appears to be original — no upgrades in 25 months.

Sources #

  • Etherscan
    https://etherscan.io/address/0x7712c34205737192402172409a8f7ccef8aa2aecretrieved 2026-04-26

Methodology #

Count the number of contract upgrades in the trailing 90 days via on-chain upgrade events.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol blackrock-buidl factor RD-F-137 score green collected_at 2026-05-12 09:40:42