Series 2013 one-hundred-dollar bill, prominently signed on the portrait side in black felt tip by Elon Musk. In very fine condition. Encapsulated and graded by PSA/DNA as "GEM MT 10." Musk placed first on Forbes' list of the 'top 10 richest people in the world' in July 2024 with a net worth of over $252 billion dollars.
