TLTf

ETFsLive

Tokenized iShares 20+ Year Treasury

Tokenized 20+ Year Treasury exposure, long-duration rates.

See TLT on /markets →Underlying ticker: TLT
Available onGM Markets

Key facts

Wrapped symbol
TLTf
Underlying
TLT
Asset class
ETFs
ISIN
US4642874576
Custodian
Interactive Brokers
Chains
Base, Arbitrum, Ethereum
Distribution treatment
Total return, accrued to NAV
Attestation cadence
Daily
Issuer
Flo Global Markets Ltd. (BVI)
Asset SPC
Flo Capital SPC (Cayman)
Prospectus
FMA-approved Liechtenstein base prospectus

How TLTf resolves to TLT

Each TLTf on-chain represents a unit claim on the underlying iShares 20+ Year Treasury held in a segregated brokerage account. The issuer, custodian, and prospectus are the same for every Flo token; only the underlying differs.

  1. 01

    Issuance

    Flo Global Markets Ltd. (BVI) issues TLTf under the FMA-approved Liechtenstein base prospectus, EEA-passported across 30 states.

  2. 02

    Custody

    The underlying iShares 20+ Year Treasury is held by Flo Capital SPC (Cayman) in a segregated brokerage account at Interactive Brokers, an SEC-registered broker-dealer.

  3. 03

    Settlement

    TLTf 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 TLTf with one SDK call

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

POST /v1/mint

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

Where TLTf lives today

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

Available on TLT

1 partner

See the asset live, in a real partner app, settled on-chain through the Flo SDK.

Audits

Four independent firms, $250K bug bounty

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

Read the audit reports →

Prospectus

FMA-approved Liechtenstein base prospectus

TLTf is issued under a base prospectus approved by the Liechtenstein Financial Market Authority and passportable across all 30 EEA states.

Open the prospectus →

Risks

TLTf carries the market risk of the underlying iShares 20+ Year Treasury, plus the structural risks common to every issuer-wrapped token: custody concentration, smart-contract risk, oracle dependency, and prospectus jurisdiction. Read the full risk section in the base prospectus before integrating or holding.