Start collecting all the evidence that shows how bad these people acted before it disappears into the ether and prepare rebuttals that you can copypasta on Reddit, Twitter and wherever else they post their PR garbage...
If you're looking at a bunch of companies you're invested in taking a 5, 10, whatever percent haircut on their deposits, it might be to your interest to take to the media and encourage everyone to panic, helping to create the very risk of contagion that you're talking about, to try to force the government's hand.