FinCEN whistleblowers may receive 10% to 30% of sanctions over $1 million, but...
https://camilassmartthoughtss.opalvector.com/posts/how-do-i-know-if-my-tip-is-about-a-serious-financial-crime
FinCEN whistleblowers may receive 10% to 30% of sanctions over $1 million, but awards are not automatic. Claims can take 2 to 5 years, and evidence and enforcement matter. The article explains what to weigh before treating the program as a real option.