He doesnt know what hes talking about. Right now there is the appropriations case that fights to unwind the sweep and thats it.
Either admin reform gets rolling in a couple months at which point common shares may do okay if the spspa is not converted to settle that claim. Or… if that claim is lost and there is no litigation left to fight the nws then common are burnt toast
Ackman points out that litigation is effectively over.. which is an insane perspective if you own common