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Morgan Stanley Investment Management launched the Stablecoin Reserves Portfolio on April 23, a government money market fund exclusively designed to hold the cash reserves backing stablecoin issuers’ outstanding tokens, positioning the Wall Street giant to capture reserve management business ahead of the GENIUS Act’s expected passage.
Summary
- Morgan Stanley Investment Management launched the Stablecoin Reserves Portfolio under ticker MSNXX on April 23, designed specifically to hold stablecoin issuers’ required reserves in GENIUS Act-compliant instruments.
- The fund invests exclusively in US Treasury bills with maturities of 93 days or less and overnight repo agreements collateralized by Treasuries, targeting a constant $1 net asset value with daily liquidity.
- The minimum entry is $10 million, with a 0.15% management fee and a 0.20% net expense ratio, with the fund open to non-stablecoin institutional investors as well.
Morgan Stanley Investment Management filed the Stablecoin Reserves Portfolio with the SEC under its Morgan Stanley Institutional Liquidity Funds trust on April 16, with the fund going live on April 23. The vehicle, trading under ticker MSNXX, is a government money market fund designed to let stablecoin issuers hold the reserves backing their outstanding tokens in a regulated, GENIUS Act-aligned structure.
Morgan Stanley Stablecoin Reserve Fund Targets the Compliance Infrastructure Market
As crypto.news reported, the fund invests only in cash, short-dated US Treasury bills and notes with maturities of 93 days or less, and overnight repurchase agreements collateralized by Treasuries, targeting capital preservation and daily liquidity at a stable $1.00 net asset value. The minimum investment is $10 million and the management fee is 0.15%, with a net expense ratio of 0.20% after fee waivers. While the fund is designed with stablecoin issuers as the primary audience, Morgan Stanley confirmed it is available to other institutional investors as well. Fred McMullen, co-head of Global Liquidity at Morgan Stanley Investment Management, described the launch as a timely response to marketplace demands. “We are pleased to deliver a new investment solution to the marketplace that seeks to address the specific investment needs of payment stablecoin issuers,” McMullen said. The GENIUS Act, currently advancing through Congress, requires stablecoin issuers to hold high-quality liquid assets on a 1:1 basis against all outstanding tokens, making a product like MSNXX a direct compliance vehicle rather than a speculative investment.
Why the Timing Is Strategically Significant for Morgan Stanley
The stablecoin reserve fund launch arrives less than three weeks after Morgan Stanley launched MSBT, the first spot Bitcoin ETF issued directly by a major US bank. As crypto.news documented, MSBT crossed $103 million in net inflows within eight days of its April 8 debut, overtaking the WisdomTree Bitcoin Fund and positioning Morgan Stanley as one of the most aggressively expanding institutional digital asset platforms on Wall Street. The stablecoin fund extends that strategy into a different layer of the digital asset ecosystem, moving from Bitcoin exposure products into the foundational infrastructure that stablecoin issuers need to comply with federal reserve requirements. The total stablecoin market cap was approximately $230 billion as of April 2026, meaning that the reserve management opportunity Morgan Stanley is positioning for runs into the hundreds of billions of dollars if the GENIUS Act passes and all major issuers are required to hold qualifying liquid assets.
What the GENIUS Act Compliance Angle Means for the Broader Market
The GENIUS Act, which has already passed the US Senate and is being reconciled with the House version, requires stablecoin issuers to hold 1:1 reserves in cash, Treasury bills, or other qualifying liquid assets at regulated institutions. As crypto.news tracked, Morgan Stanley has been systematically building its digital asset infrastructure across multiple product categories simultaneously, with ETF filings for Bitcoin, Ethereum, and Solana already submitted and retail crypto trading on E*Trade targeted for the first half of 2026. The stablecoin reserve fund adds a B2B infrastructure layer to what has been primarily a B2C product expansion, giving Morgan Stanley a position in both the retail-facing and issuer-facing sides of the regulated digital asset market.
As of late April 2026, the fund held approximately $1 million in assets, consistent with its early-stage status, reflecting that the broader stablecoin reserve management opportunity will materialise as GENIUS Act compliance requirements take effect.
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