SpaceX joins the index just 15 days after its stock market debut on June 12

SpaceX's $1.8 trillion IPO and rapid index inclusion is forcing passive investors to sell ETFs and buy rivals to avoid Elon Musk exposure.

SpaceX joins the Nasdaq-100 on July 7, triggering an estimated $4.3 billion in forced buying by index funds. Here's what it means for your portfolio.

SpaceX is set to join the Nasdaq-100 index today, July 7. This inclusion could trigger approximately $4.3 billion in passive investment inflows. Companies joining the index often…