"Lenders that also include Bank of America, Barclays and Mitsubishi UFJ Financial Group committed to provide $13 billion of debt financing for the deal. Their losses would amount to $500 million or more if the debt were to be sold now, according to Bloomberg calculations."
There is Elon's private wealth, mostly in tesla stock from what I understand. The cash and assets from the companies at which he is (majority) owner, CEO or a combination thereof are not his, they belong to his companies, which are separate legal entities.
