A U.S. Senate Democrat has formally requested information from Cantor Fitzgerald, the financial services firm led by CEO Howard Lutnick, concerning its relationship with Tether, the company behind the world's largest stablecoin. The inquiry focuses on the nature of the custodial services Cantor Fitzgerald provides for Tether’s reserves and seeks to understand the extent of the firm's involvement with the cryptocurrency entity.

The request highlights concerns regarding transparency and potential conflicts of interest, particularly in light of Howard Lutnick’s public support for the digital asset industry. The senator is reportedly seeking documentation to determine how Tether’s assets are managed and whether the firm’s business dealings with Tether could pose risks to the broader financial system. While Cantor Fitzgerald has previously confirmed it acts as a custodian for some of Tether’s U.S. Treasury bond holdings, the senator’s inquiry aims to pull back the curtain on the specific mechanics of this partnership.

This move comes amid ongoing scrutiny from lawmakers regarding the lack of comprehensive federal regulation for stablecoins. Tether has long faced criticism from skeptics who demand more frequent and detailed audits of its reserves, while the company maintains that its assets are fully backed. The inquiry into Cantor Fitzgerald represents a shift in focus from the crypto issuer itself to the traditional financial institutions that facilitate its operations. As of now, Cantor Fitzgerald has not publicly detailed the specific scope of its internal deliberations regarding the request, and the senator’s office has framed the inquiry as a necessary step toward ensuring market stability and consumer protection.