Elon Musk willing to invest up to $15 billion of own money to buy Twitter: Report

Elon Musk is willing to invest between $10 billion and $15 billion of his own money to take Twitter Inc private, the New York Post reported citing two sources. The Tesla CEO and world's richest man, who is Twitter's second-biggest shareholder with a 9.1% stake, is planning to launch an offer in about 10 days, the report added.