SpaceX, Elon Musk’s massive space-exploration-slash-AI company, went public in a record-breaking IPO last week. But even if you’re not buying yet, you could still see the company’s stock in your 401(k) soon via a number of avenues.

With the launch of SpaceX into the IPO frontier today, the space industry has its newest publicly traded juggernaut.

Investors will can hold SpaceX stock by virtue of owning shares in certain mutual funds and exchange-traded funds.