Another article where WSJ leaves out key information needed to understand it. In this case: where do those stock units come from? If the company had to buy them

Another article where WSJ leaves out key information needed to understand it. In this case: where do those stock units come from? If the company had to buy them, that should show up as an expense. If the company already owned them, they should have shown up in the assets section of the balance sheet the period before. If neither of those things are happening, that seems like another problem.