Elon Musk has called the Wall Street Journal report a "deliberately false article" and an "extremely bad breach of ethics."

November, Tesla Inc. board chair Robyn Denholm has been selling the company’s stock. During that time, shares whipsawed and the company’s sales slowed — and then cratered — around the world.

Musk has been spending a lot of time in Washington, D.C., as the public face of the Department of Government Efficiency.