Securities broker Charles KC Chan (CRD: 2894827), of Lexington, Kentucky, is the subject of a client complaint involving possible investment losses, according to disclosures on Financial Industry Regulatory Authority (FINRA) BrokerCheck. Chan worked for Avantax Investment Services from October 2, 1997, to September 5, 2025, and Avantax Advisory Services from July 29, 2024, to September […]