https://www.finra.org/rules-guidance/rulebooks/finra-rules/8...

https://www.finra.org/rules-guidance/rulebooks/finra-rules/8312#:~:text=(A)%20any%20information%20reported%20on%20the%20most%20recently%20filed%20Form%20U4%2C%20Form%20U5%2C%20Form%20U6%2C%20Form%20BD%2C%20and%20Form%20BDW%20(collectively%20%22Registration%20Forms%22