In fact, AMBS did exactly that. They repeatedly as
Post# of 147853
So they did a name change, so that all shares would be called in.
Take a look at this chart. Can you guess when the name change happened? Hint: look at the far left side.
https://bigcharts.marketwatch.com/quickchart/...mp;time=13
Of course, after that event, they just re-shorted and drove the company down again.