It should not take too long to find out roughly what the uninsured depositors will receive. The investment portfolio is straightforward to liquidate. The loan portfolio will take a bit longer to sell, but it's a well-worn process. If you haven't read about Resolution Trust Corporation, it's worth a couple minutes -- this is how the assets of failed savings and loan companies were liquidated 40 years ago.

https://en.wikipedia.org/wiki/Resolution_Trust_Corporation