# BlackRock

Announced · [Asset managers](https://builder.registrai.cc/ecosystem/asset-managers/) · also [Tokenization and RWA](https://builder.registrai.cc/ecosystem/rwa/), [Validators](https://builder.registrai.cc/ecosystem/validators/) · Last reviewed 2026-10-23

Asset manager and issuer of BUIDL, a tokenized USD institutional liquidity fund. Named as a founding validator and as a BUIDL issuer in Circle's 2026-08-05 Arc announcement.

[Website](https://www.blackrock.com)

## Status

- First announced 2025-10-28

Evidence: [Circle: Arc founding validator cohort and integrations (2026-08-05)](https://www.arc.io/pressroom/circle-announces-founding-validator-cohort-and-major-integrations-for-arc-ahead-of-september-16-mainnet-launch)

## Sources

1. [Circle: Arc public testnet launch (2025-10-28)](https://www.arc.io/pressroom/circle-launches-arc-public-testnet) (2026-10-20)
2. [Circle: Arc founding validator cohort and integrations (2026-08-05)](https://www.arc.io/pressroom/circle-announces-founding-validator-cohort-and-major-integrations-for-arc-ahead-of-september-16-mainnet-launch) (2026-10-20)
3. [Circle: Arc mainnet launch (2026-09-16)](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet) (2026-10-20)
4. [Arc ecosystem directory: BlackRock](https://www.arc.io/ecosystem/blackrock) (2026-10-20)

[Corrected 1 time · latest 2026-10-23](https://builder.registrai.cc/ecosystem/corrections/#blackrock)

[Suggest a correction](https://builder.registrai.cc/ecosystem/blackrock/correct/) · [How we publish](https://builder.registrai.cc/how-we-publish/) · [Arc ecosystem](https://builder.registrai.cc/ecosystem/)

Source: https://builder.registrai.cc/ecosystem/blackrock/ · Registrai, builder.registrai.cc, CC BY 4.0