FinCEN tips may lead to awards of 10% to 30% if they result in at least $1...

https://foxtrot-wiki.win/index.php/FinCEN_Whistleblower_vs._SEC_Whistleblower:_Which_Pays_More%3F

FinCEN tips may lead to awards of 10% to 30% if they result in at least $1 million in sanctions. But rules apply, evidence matters, and an award is not assured. The process can take 2 to 5 years