Wintermute is a fintech firm based in London, United Kingdom that wintermute is an algorithmic trading firm and market maker for digital assets, founded in 2017 and based in london. it provides liquidity across centralized and decentralized exchanges, runs an otc trading desk, and supports token issuers and institutions. it reports average daily trading volume in the billions of dollars and quotes hundreds of tokens across dozens of venues. in a 2025 submission to the sec crypto task force, wintermute argued that providing liquidity in tokenized securities should not by itself require broker-dealer registration, indicating it does not present itself as a registered us broker-dealer. it operates as a market maker and liquidity provider rather than under a confirmed broker-dealer registration. They serve clients in UK, Singapore. Wintermute is listed on The Token Playbook's vetted provider registry at thetokenplaybook.com/registry/wintermute.