Have you filed a lawsuit? An SEC complaint? That would be the first thing I would do if I knew with absolute certainty something illegal occurred with publicly traded companies.
Otherwise, it sounds like you're making an assumption based on some knowledge you may have which may be biased or inaccurate. It's probably best for you to check with a lawyer.
You might have a HUGE Class Action Lawsuit on your hands if what you believe is true ;-)
... However, based on this snippet from HERA, FHFA has taken over shareholder rights and can do everything you say they can't: