DE10Y

BondsLive

Tokenized German 10-Year Bund

Tokenized German 10-Year Bund, fixed-income exposure with coupons reinvested to NAV.

See DE10Y on /markets →Underlying ticker: DE10Y

Key facts

On-chain symbol
DE10Y
Underlying
DE10Y
Asset class
Bonds
Custody
Held at Flo Finance
Chains
Base, Arbitrum, Ethereum
Distribution treatment
Coupon reinvested to NAV
Attestation cadence
Daily
Issuer
Flo Finance
Backing
1:1 backed by the real underlying

How DE10Y resolves to DE10Y

Each DE10Y on-chain represents a 1:1 claim on the underlying German 10-Year Bund 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 DE10Y as a tokenized German 10-Year Bund, 1:1 backed by the real underlying.

  2. 02

    Custody

    The underlying German 10-Year Bund is held at Flo Finance, an institutional custodian.

  3. 03

    Settlement

    DE10Y 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 DE10Y with one SDK call

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

POST /v1/mint

{
  "asset": "DE10Y",
  "notional_usdc": "1000.00",
  "slippage_bps": 50,
  "settlement": {
    "currency": "USDC",
    "chain": "base"
  }
}

Where DE10Y lives today

Flo distributes through partners. The same DE10Y 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 DE10Y 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 DE10Y. 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

DE10Y is issued by Flo Finance and 1:1 backed by real German 10-Year Bund held at institutional custodians. Reserves are attested daily and published on the Flo transparency surface.

Open the transparency page →

Risks

DE10Y carries the market risk of the underlying German 10-Year Bund, 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.