This is another lesson, it's better to remain silent and appear stupid then open your mouth and remove all doubt.
This is has nothing to do with assets, or crypto
He never had any crypto in the first place, the company was a scam, not the crypto currency, the fact you can't understand that shows your lack of understanding about what these things are.
People used his exchange thinking they were buying crypto and etc, but really he was just running a ponzi scheme and never had any assets to sell on the exchange