CoinDesk
State Street Investment Management and Galaxy Asset Management have launched the State Street Galaxy Onchain Liquidity Sweep Fund (SWEEP), a tokenized cash-management vehicle that lets qualified institutional investors park stablecoins into a yield-generating fund with round-the-clock access. The structure is designed to move a core slice of finance — institutional cash management — onto blockchain infrastructure, departing from the cut-off times and intermediaries that define traditional money-market funds.
SWEEP launches on the Solana blockchain, with plans to expand to Ethereum and Stellar. Galaxy supplies the underlying tokenization system, Anchorage handles custody of the digital-asset leg, and State Street oversees the traditional securities held in the portfolio. Access is restricted to qualified institutional investors, a reminder that the onchain shift, for now, is being built for large balance sheets rather than retail.
Why it matters
State Street is not a fringe entrant — its investment management arm oversees more than $5 trillion in assets, and SWEEP positions the firm to offer a tokenized version of a product institutional treasurers already rely on. The launch deepens a 2024-vintage partnership between State Street and Galaxy, which has already produced digital-asset investment products, and places the two firms alongside BlackRock's BUIDL — the tokenized short-term U.S. Treasury fund that has attracted billions from institutions comfortable holding familiar instruments in tokenized form. Franklin Templeton has pursued a similar playbook with its own onchain offerings, underscoring that tokenized money-market exposure is moving from experiment to product line.
Market impact
The competitive read is on infrastructure. SWEEP's launch on Solana — ahead of the Ethereum and Stellar rollouts — is a notable institutional endorsement of a chain that has spent the last year courting Wall Street capital with low fees and high throughput, even as much of the institutional tokenization narrative has centred on Ethereum.
Frequently asked questions
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What is the State Street Galaxy Onchain Liquidity Sweep Fund (SWEEP)?
SWEEP is a tokenized cash-management fund launched by State Street Investment Management and Galaxy Asset Management. It lets qualified institutional investors park stablecoins in a yield-generating fund that operates continuously on blockchain infrastructure, starting on Solana and expanding to Ethereum and Stellar.
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Which blockchains does SWEEP run on, and in what order?
SWEEP launches on the Solana blockchain, with planned expansion to Ethereum and Stellar. Galaxy provides the tokenization system, Anchorage handles custody of the digital-asset leg, and State Street oversees the traditional securities held in the portfolio.
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Who can invest in SWEEP, and is it open to retail?
Access to SWEEP is limited to qualified institutional investors. The structure is not open to retail participants, and the firms have framed it as a tool for large balance sheets rather than individual users.
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How does SWEEP compare to BlackRock's BUIDL?
Both products tokenize short-duration, yield-bearing instruments for institutional balance sheets. BUIDL packages short-term U.S. Treasury exposure and has attracted billions in assets. SWEEP takes a similar template — tokenized cash management with continuous access — but launches on Solana first, while BUIDL runs on…
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Why is State Street's involvement significant for tokenization?
State Street's investment management arm oversees more than $5 trillion in assets. Launching a tokenized cash-sweep product positions one of the largest traditional asset managers to offer a familiar institutional product in onchain form, deepening its 2024 partnership with Galaxy and adding competitive pressure to…
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