U.S. Senator Richard Blumenthal sent a formal letter on October 8, 2026, to Cantor Fitzgerald Chairman Brandon Lutnick, demanding records on the investment bank's financial relationship and partnership with stablecoin issuer Tether

From the articleSenate Democrat probes Cantor Fitzgerald over Tether ties and $250M Lutnick windfall - CryptopolitanAlso in Top Democrat among Senate investigators probes ties between Cantor Fitzgerald, Tether, Cantor Faces Senate Scrutiny Over Tether, Lutnick Ties