SpaceX stock surges after first lockup expiry as investor appetite defies expectations

When a company’s lockup period expires and a flood of insider shares hits the open market, the stock usually doesn’t go up. SpaceX decided to skip that particular tradition. SPCX closed around $114 to $115 on August 6, climbing approximately 6% from the prior session’s close of $108.27. That rally came on a day when 911.5 million shares held by insiders and early investors became eligible for sale, effectively more than doubling the publicly tradable float in a single session. The math behind the lockup SpaceX went public in June 2026 at $135 per share. The initial float was deliberately constrained at roughly 639 million shares, representing less than 5% of total shares outstanding. Rather than adopting the standard single 180-day lockup that most IPOs use, SpaceX structured a staggered release schedule. The first tranche, the one that just expired, unlocked 911.5 million shares. Additional tranches are set to trickle out through December 2026 and beyond, with Elon Musk’s personal stake and certain executive holdings remaining locked until mid-2027. There was also an accelerator clause baked into the structure: an additional 10% of shares could have unlocked early if SPCX traded a...