Executive Summary
SpaceX (SPCX) closed its first week of trading on June 13, 2026, at $158.40 (+17.3% since the IPO at $135), after a peak of $176.52 on day 1.
Market capitalization: ~$2.18 trillion. Exceptional cumulative volume (>2.8 billion shares). The stock shows an implied annualized volatility of 68-82%, with strong retail participation…
Executive Summary
High retail investor participation in IPOs at stretched valuations generates negative convexity in the broader equity market: initial positive gamma from FOMO-driven buying (short-term momentum) reverses into amplified downside convexity upon sentiment shift, due to herding, low information processing, and liquidity withdrawal. Historical data confirm that elevated retail flows in late-cycle IPO…
Analyse de marché