SpaceX shares have fallen nearly 30% after a blockbuster IPO. Here's why the stock is slumping, how IPOs work, and what investors should know.

SpaceX raised a record $75 billion in its IPO on Friday after selling about 5% of its outstanding shares, but it could raise even more under a provision designed to keep trading smooth in the first ...

When SpaceX makes its debut on the US stock market, it wants smaller-pocketed, mom-and-pop investors to play a big role in what may be the biggest IPO ever. Elon Musk's rocket company, formally known ...