This week, the biggest IPO in history is landing — and you might end up owning a piece of it without ever choosing to. SpaceX, Elon Musk's rocket company, is going public on the Nasdaq at a jaw-dropping valuation of around $1.75 trillion. In this episode we start from zero: what an IPO actually is, what it means to "go public," and why this one is so enormous it's making headlines from Wall Street to your retirement account. Then we get into the part most people are missing. The two companies that run America's biggest stock indexes just made opposite decisions in the same week — Nasdaq rewrote its rulebook to fast-track SpaceX in (critics nicknamed it "Lex SpaceX"), while S&P held the line and made it wait. We break down why that quiet, technical fight decides whether SpaceX shows up in your 401(k) in a matter of weeks — and how the "forced buying" machine behind index funds works. Finally, the honest part: a company worth $1.75 trillion that lost nearly $5 billion last year. We walk through the eye-popping valuation, present the bulls' case fairly, bust a viral myth, and give you a calm, beginner-friendly reality check on what history says about chasing hot IPOs. No hype, no fear — just what you actually need to know. Learn more about your ad choices. Visit podcastchoices.com/adchoices