BIIB

EquitiesLive

Tokenized Biogen Inc.

Tokenized Biogen Inc., on-chain exposure to the underlying equity.

See BIIB on /markets →Underlying ticker: BIIB

Key facts

On-chain symbol
BIIB
Underlying
BIIB
Asset class
Equities
Custody
Held at Flo Finance
Chains
Base, Arbitrum, Ethereum
Distribution treatment
Total return, accrued to NAV
Attestation cadence
Daily
Issuer
Flo Finance
Backing
1:1 backed by the real underlying

How BIIB resolves to BIIB

Each BIIB on-chain represents a 1:1 claim on the underlying Biogen Inc. held at an institutional custodian. The issuer and backing model are the same for every Flo token; only the underlying differs.

  1. 01

    Issuance

    Flo Finance issues BIIB as a tokenized Biogen Inc., 1:1 backed by the real underlying.

  2. 02

    Custody

    The underlying Biogen Inc. is held at Flo Finance, an institutional custodian.

  3. 03

    Settlement

    BIIB settles on-chain on Base, Arbitrum, Ethereum. Cross-chain transfers route through Chainlink CCIP.

  4. 04

    Attestation

    Reserves are attested daily by an independent auditor and published on the Flo transparency surface.

Mint BIIB with one SDK call

Every Flo-issued token shares the same six SDK methods. Mint, redeem, supply, withdraw, borrow, repay.

POST /v1/mint

{
  "asset": "BIIB",
  "notional_usdc": "1000.00",
  "slippage_bps": 50,
  "settlement": {
    "currency": "USDC",
    "chain": "base"
  }
}

Where BIIB lives today

Flo distributes through partners. The same BIIB on-chain is the asset every partner integrates against; partner UIs may relabel it for their own brand.

Partner integrations in build

No live partner is distributing BIIB yet. Twelve integrations are in build across exchanges, wallets, fintechs, neobanks, and asset managers. Partners are listed here only after they ship.

Audits

Four independent firms, $250K bug bounty

Sherlock, Halborn, Cantina, and Cyfrin have audited the smart contracts that issue and settle BIIB. The same contracts power every Flo-issued token; one audit covers the catalogue.

Read the audit reports →

Backing

1:1 backed by the real underlying

BIIB is issued by Flo Finance and 1:1 backed by real Biogen Inc. held at institutional custodians. Reserves are attested daily and published on the Flo transparency surface.

Open the transparency page →

Risks

BIIB carries the market risk of the underlying Biogen Inc., plus the structural risks common to every tokenized asset: custody concentration, smart-contract risk, and oracle dependency. Read the full risk disclosures on the Flo transparency surface before integrating or holding.