How WTGXX Aligns with the GENIUS Act's Reserve Standard

Treasury teams that hold reserves behind a dollar token already balance two hard requirements: enough liquidity to meet redemptions on demand and enough safety to support the peg under stress. The GENIUS Act adds a third requirement that takes effect January 18, 2027, confining those reserves to a narrow list of approved assets.

The statute includes certain government money market funds among the permitted reserve assets, provided their underlying investments satisfy the applicable requirements. For issuers, this creates a build-or-buy choice between holding qualifying assets directly and accessing them through an eligible fund structure.

To that end, WisdomTree's Treasury Money Market Digital Fund (WTGXX) is designed to provide exposure to assets included in the GENIUS Act's reserve framework, with the ability to transact onchain. For eligible stablecoin issuers, WTGXX offers a regulated fund structure that can serve as a component of a reserve management strategy, alongside custody, oversight, and reporting arrangements. The same fund also serves institutional treasuries and allocators seeking an onchain cash management solution.

What the GENIUS Act Counts as an Eligible Reserve Asset

The GENIUS Act is specific about what issuers can hold as reserves. Section 4(a)(1) generally limits reserves to designated high-quality assets, including U.S. currency, certain deposits, short-dated U.S. Treasury securities, qualifying repurchase and reverse repurchase agreements, and eligible government money market funds invested in permitted assets. The framework also provides for certain other qualifying assets, subject to applicable regulatory requirements.

The backing also has to be provable, not merely asserted. The Act requires reserves to cover outstanding tokens one to one, verified through monthly public disclosures. That makes reserve management a recurring reporting obligation, not a one-time setup.

Short maturities keep the reserve conservative. Short-dated Treasury securities, such as bills maturing within 93 days, generally have less interest-rate sensitivity than longer-dated securities, making them a potential component of a reserve portfolio designed to support liquidity and redemption needs.

A Fund Comes With Segregation, Custody, and Audit

Qualifying assets are only half of what the GENIUS Act requires. The other half is how those reserves are held. That is where the risk to holders concentrates, so the Act is specific about it. Reserves must be segregated from the issuer's balance sheet, held for its token holders, and kept beyond reach of its creditors.

The strictest of these rules forbids an issuer from lending, pledging, or otherwise reusing the reserve. Reserves put to work elsewhere are not standing behind the token they are meant to support. A registered money market fund is built around that principle. Its holdings sit in a segregated pool with an independent custodian, belong to the fund's shareholders rather than its manager, and are priced daily.

An issuer can assemble that structure on its own. Doing so means a qualified custodian, an independent auditor, a transfer agent, and reporting that holds up under examination. Together, that is the work of running a regulated financial operation. A money market fund already is one. Buying its shares gives an issuer the same custody and audit, without building any of it.

The choice carries a return as well. The Act bars issuers from paying yield to token holders, so whatever the reserve earns is the issuer's to keep. That makes the fund's fee and management a real decision, not a box to tick. Treasuries and allocators approach the same fund from the other direction. For them it is a regulated way to hold operating cash onchain. Its reserve eligibility is a credential, not the reason they own it.

How WTGXX Works as a Reserve in Practice

WTGXX is a registered government money market fund first, and a potential GENIUS Act reserve asset second. Under Rule 2a-7 it has independent custody, board oversight, and bankruptcy-remote assets, and WisdomTree brought that structure onchain. In November 2025 it narrowed its holdings to the short-dated U.S. government securities the Act recognizes, ahead of the deadline.

WTGXX is among the first regulated tokenized funds to receive SEC exemptive relief for 24/7 trading and instant settlement. Through a registered broker-dealer acting as principal, eligible holders can buy or sell shares from that dealer at any hour, subject to operational conditions and eligibility, settling against stablecoins. Trades clear against USDC at a stable $1.00 target share price. Fund shares can function like the cash leg of a reserve, not a position timed to a daily close. Reserves can therefore move at the same speed as the tokens they back, which matters when redemptions arrive outside market hours.

Institutions and protocol treasuries reach the fund through WisdomTree Connect, the onboarding and API layer built for institutional reserve and treasury operations. Issuers holding WTGXX can incorporate onchain fund transactions into their reserve management and redemption processes without relying exclusively on traditional offchain workflows.

An Onchain Reserve Built to US Standards

The GENIUS Act shifted reserve management from a design problem into a procurement choice. Of everything the Act allows, a qualifying government money market fund stands out as a managed vehicle with custody, segregation, and reporting already handled. As a result, holding one may support the reserve requirement and ease the operational load at the same time.

WTGXX is a regulated version of that structure, operating onchain and moving at the speed institutional holders require. The standard set to reshape stablecoin reserves emphasizes many of the same features WisdomTree built into the fund.