Portrait of Vivienne Calloway, Regulatory Correspondent at BestForex.io

Vivienne Calloway

Regulatory Correspondent

Vivienne Calloway is a regulatory correspondent at BestForex.io specialising in FCA enforcement, market abuse and derivatives regulation across UK and European markets. She has reported on financial services regulation for over twelve years.

Vivienne Calloway is an editorial pen name of the BestForex.io in-house critic desk. See our editorial policy.

Articles by Vivienne Calloway

CFD compliance monitoring room with one dark screen — Dinosaur Merchant Bank FCA enforcement. BestForex.io Broker Watch.
News

Dinosaur Merchant Bank: The Lights Went Out

A routine system upgrade in June 2024 silently disconnected Dinosaur Merchant Bank's CFD surveillance. For four months, billions in trades ran unmonitored. The FCA fined the firm £338,000 — but the real question is whether any market abuse moved through the gap.