Tokenized Treasury Funds: How Yield Moves Onchain

Tokenized Treasury funds took a sleepy corner of fixed income and plugged it straight into the internet. That sounds neat. But the real question is simple: how does the yield actually move onchain, and what gets lost or added along the way?

Let’s map the plumbing. The rate starts in T-bills and repo, runs through fund structures and token wrappers, then hits wallets, protocols, and markets that never close. Fees, frictions, and risk stack at each hop.

If you’re weighing one wrapper over another, or trying to use tokenized Treasuries as collateral, this is the stuff that makes or breaks your return.

Point Details Origin of yield Short-term U.S. Treasuries and repo drive the gross rate. Duration is tiny, reinvestment is frequent, and policy changes pass through quickly. Wrapper matters Tokenized MMF shares, direct T-bill tokens, and synthetic yield tokens pay in different ways: rebases, NAV drift, or separate reward flows. Settlement rails Delivery versus payment on permissioned ledgers and tokenized cash are moving to production with big institutions, shrinking counterparty gaps. Access and liquidity KYC-only funds can be safer but less liquid. New facilities aim to bridge to stablecoins after hours, tightening basis spreads. Main leakages Management fees, mint-burn spreads, chain gas, custody costs, and slippage. Smart contract and legal risks sit on top. Use cases Park idle cash, collateralize loans, or build basis trades. Don’t overstack leverage or mismatch redemption windows.

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