FinCEN whistleblowers may receive 10% to 30% of collected sanctions when...
https://emilysbrilliantjournal.nexorafield.com/posts/what-does-it-mean-that-fincen-awards-depend-on-sanctions-being-collected
FinCEN whistleblowers may receive 10% to 30% of collected sanctions when penalties exceed the $1 million threshold. But awards are not automatic, and the process can take 2 to 5 years. Understand the rules before deciding whether to report.