Elon Musk gave nearly $100 million worth of Tesla shares to charity for 'tax planning'

Elon Musk has frequently said he doesn't have enough control over Tesla's voting shares.

Marc Piasecki/Getty Images

• Elon Musk gave away nearly $100 million worth of Tesla shares to undisclosed charities on Tuesday.
• An SEC filing said the gift was made in connection with "year-end tax planning."
• Musk has previously told investors he needs more voting shares to build a "robot army."

Forget champagne — Elon Musk rang in the new year with a $100 million giveaway.