BLOOMBERG · 2026-11-04 13:07 UTC

Citadel Securities Seeks Millions From Ex-Staffer Who Quit to Start Crypto Firm

Citadel Securities won £6 million ($7.9 million) in London arbitration against ex-employee Leonard Lancia and colleagues who left to co-found crypto trading firm Portofino Technologies. Citadel alleges Lancia and others developed their startup while employed at the firm and stole trade secrets; Portofino denies all allegations. A London court Friday declined to lift a freezing order on Lancia's assets; he has not paid the arbitration award and disputes Citadel's characterization of asset dissipation.

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