
Plume Launches nBND Vault Backed by Fidelity's $28B Bond ETF
Plume has launched nBND, an on-chain vault backed by Fidelity's Total Bond ETF, extending tokenized fixed-income access beyond Treasury securities. The move targets institutional adoption by connecting blockchain infrastructure to a $28 billion traditional finance instrument.
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The nBND Vault Launch
Plume unveiled nBND, an on-chain vault that holds Fidelity's Total Bond ETF as its primary backing asset. The vault tokenizes access to the $28 billion ETF on the blockchain, allowing holders to gain exposure to a diversified bond portfolio without direct brokerage accounts. The structure marks an expansion of tokenized fixed-income offerings, which have historically concentrated on Treasury bonds and money market instruments.
Institutional Access Through Tokenization
The product bridges traditional finance infrastructure with blockchain settlement by wrapping an established ETF in a smart contract. Investors can now transact nBND on-chain, potentially reducing friction compared to off-chain bond market settlement timelines. Plume positions the vault as a step toward broader institutional adoption of tokenized assets, as it offers a recognized and liquid traditional finance instrument — Fidelity's Total Bond ETF — rather than requiring institutions to source or issue novel financial instruments.
Product Positioning
nBND expands the universe of tokenized fixed-income products beyond the current market focus on short-duration Treasury and money market tokens. By anchoring to a diversified bond ETF rather than a single duration or issuer, Plume offers institutions a way to access varied maturity and credit exposure on-chain. The move reflects a trend among blockchain infrastructure teams to layer traditional asset classes onto public networks as a path to institutional market entry.
Why It Matters
For Traders
nBND provides on-chain yield exposure to diversified bonds without custodial or brokerage friction, widening the available instruments for programmatic trading strategies.
For Investors
Tokenized bond products backed by established ETFs signal that institutions are beginning to migrate fixed-income settlement to blockchains, potentially lowering custody and clearing costs at scale.
For Builders
The nBND model demonstrates a viable pattern for wrapping off-chain financial assets into smart contracts; other blockchain teams may replicate this approach for equities, commodities, or other fund products.
This article is for information only and is not financial advice. Read the full disclaimer.






