Investors potentially experienced sales practice violations by securities broker John Prokos Jr. [CRD: 1553091, Boca Raton, Florida], based on publicly available information on Financial Industry Regulatory Authority (FINRA) BrokerCheck. John Prokos worked for LPL Financial LLC beginning September 1, 2020, and previously worked for Lucia Securities LLC from September 9, 2011, to October 5, 2020, […]