Plus, Elon Musk becomes a trillionaire, and wearables may not be healthy for your portfolio.

Elon Musk’s rocket company SpaceX will make its debut on Wall Street Friday and both institutional and retail investors are expected to gobble up the 555.6 million shares going up…

The initial public offering from the rocket and AI company raised some $75 billion, making the company one of the biggest in the world — and likely making Elon Musk a trillionaire.

Elon Musk has become the world’s first trillionaire