The number of brokers and brokerage firms have declined for the last several years, according to statistics released by the Financial Industry Regulatory Authority (FINRA). The report shows that 630,132 people were registered representatives with the regulator in 2017, down from 635,902 in 2016. The high point for registered reps was 643,322 in 2015. Other than that year, their numbers have never exceeded 636,000 since 2009. Click here for more information.