1. The company, led by tech billionaire Elon Musk, has been making station deliveries since 2012.

2. Led by billionaire Elon Musk, SpaceX wants to provide travel to Mars for roughly $200,000.

3. I want to be a billionaire one day, he told the newspaper.

4. The deal is opposed by billionaire activist Carl Icahn and several other large shareholders.

5. If the sale goes through, Ballmer would be the second Microsoft billionaire to own an NBA team.

6. Being part of the global billionaire class is beyond the imagination of most people.

7. Icahn endorsed the fellow billionaire about a month ago in a web video.

8. The donation puts the billionaire investor high on a very short list of big Trump contributors.

9. Kalanick was by then a billionaire on paper at least.

10. Musk is not, of course, the only billionaire to have his net worth hit by the plunge in oil prices.

11. Kalanick will hold on to his billionaire status.

12. First Look Media, although funded by a tech billionaire, was plagued by internal strife.