Investor profile
James McClave
Registered Broker at Jane Street Execution Services, LLC
James McClave is an American angel investor and finance professional based in New York. He is a long‑time registered broker at Jane Street’s affiliated entities and works at Jane Street, a Manhattan trading firm. McClave was an early investor in Anthropic, participating in the company’s Series A (2021) and Series B (2022) rounds.
Career
Career history and operating roles assembled from public biographies and company records.
- PresentRegistered Broker at Jane Street Execution Services, LLCCurrentLegacy_importLlegacy role importPresentRegistered Broker at Jane Street Execution Services, LLCCurrentLegacy_importLlegacy role import
Portfolio Companies
Publicly attributed investments compiled from reporting and company disclosures.
- Reported round size$580M
- Reported round size$124M
Sources
Underlying source material used to support the profile and portfolio entries.
One of the top donors to a pro-Biden dark-money group is a non-profit run by an early AI investor
CNN
“States that James McClave and Emily Berger work at Jane Street and that McClave was an early investor in Anthropic, participating in Series A and Series B.”
JAMES MCCLAVE - Broker at JANE STREET EXECUTION SERVICES, LLC
FINRA BrokerCheck
“FINRA BrokerCheck record showing current registrations at Jane Street Execution Services, LLC (New York, NY address) and affiliated Jane Street entities.”
Anthropic raises $124 million to build more reliable, general AI systems
Anthropic
“Official Anthropic announcement naming 'James McClave' among Series A participants.”