>It's a startup, it ran out of money, it failed, there is nothing left
It may not be that clear cut ...
From the article: The startup, valued by investors last year at $3.8 billion, had already whittled its staff down to about 500 people from a peak of 1,500, and was on track to run out of money in a matter of weeks
I don't see where you're seeing execs making any money off of Convoy in that quote.
If there are any outstanding debt obligations (which I expect there are), then those would be senior to voluntary severance even if the company hadn't spent its literal last dollar.