Because the market is not pricing this as a signal that the "sum of all future free cash flow" is in jeopardy.
Governments all over the world have implemented financial relief to these companies by promising to shoulder the cost of wages through the normal unemployment benefit system. Companies taking advantage of that during this extraordinary period doesn't say much about what their profitability will look like after the lockdowns are over.
In fact, in some cases this could be evidence of a flexible company that is able to scale down quickly and is more likely to survive this and future demand shocks.
Governments all over the world have implemented financial relief to these companies by promising to shoulder the cost of wages through the normal unemployment benefit system. Companies taking advantage of that during this extraordinary period doesn't say much about what their profitability will look like after the lockdowns are over.
In fact, in some cases this could be evidence of a flexible company that is able to scale down quickly and is more likely to survive this and future demand shocks.