Elon Musk is racing to secure funding for his $43 billion bid to buy Twitter.Morgan Stanley, the investment bank working with Mr. Musk on the potential deal, has been calling banks and other potential investors to shore up financing for the offer, four people with knowledge of the situation said. Mr. Musk is first focused on raising debt and has not yet begun to seek equity financing for his bid, one of the people said.Mr. Musk is evaluating various packages of debt, including more senior debt known as preferred debt and a loan against his shares of Tesla, the electric carmaker that he runs, two of the people said. Apollo Global Management, the private equity firm, is among the parties considering offering debt financing in a bid for Twitter. The equity he needs is likely to be sizable.Mr. Musk is aimin …
