A $120 Billion One-Day Collapse in the "Most Important Stock in the World" Happened -- Here's What It Means for Investors

Key Points A 13.61% post-earnings drop erased about $120 billion from a mega-cap that investors heavily rely on. Such rare, massive swings spotlight concentration risk and force investors to rethink portfolio exposure. 10 stocks we like better than Space Exploration Technologies › A stunning 13.61% single‑day drop in SpaceX (NASDAQ: SPCX) , a mega‑cap stock, wiped out about $120 billion in value, challenging assumptions about size and safety. Explore what this rare move reveals about volatility, expectations, and portfolio risk in the video below. *This video was published on Aug. 29, 2026. Missed AI’s "Act 1"? Act 2 Could Be 15x Bigger. Most investors think they missed the AI boat because they didn't buy Nvidia in 2005.