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SpaceX's IPO lockup begins expiring in August, testing market appetite for $123 billion in newly tradable shares

Reported by Cryptobriefing
Jul 19, 2026· 3 min read
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Key Takeaways
  • • SpaceX's first major lockup expiration in early August will release approximately 911.5 million shares valued at roughly $123 billion into the market, potentially quadrupling the supply of publicly tradable shares at a critical moment when stock prices are already trading below the $135 IPO price.
  • • The company implemented a staggered unlock schedule rather than a standard single 180-day lockup, with tranches of roughly 7% unlocking at days 70, 90, 105, 120, and 135 post-IPO, followed by larger waves of 20-30% and 28% after Q2 and Q3 earnings respectively.
  • • SpaceX shares are currently trading in the $124-$135 range as of mid-July 2026, below the IPO price established on June 11, 2026, creating unfavorable supply-demand dynamics as the first major unlock coincides with Q2 earnings disclosure.
  • • Elon Musk's shares carry a 366-day lockup expiring approximately June 2027, meaning founder selling pressure will be delayed while other insiders and early investors begin liquidating positions.
  • • By December 8, 2026, when the full 180-day lockup period concludes, approximately 40% of all SpaceX shares will be freely tradable, with an additional 455.8 million shares potentially eligible for sale if stock price remains above $175.50 for five of ten consecutive trading days.
Summary
SpaceX's initial public offering on June 11, 2026, marked the largest public offering in U.S. history, establishing a valuation exceeding $2 trillion and pricing shares at $135 on Nasdaq under ticker SPCX. However, the company faces a critical test of market demand beginning in early August when the first major lockup expiration releases approximately 911.5 million shares—valued at roughly $123 billion at recent trading levels—into a market already showing weakness relative to IPO pricing.

The IPO structure released less than 5% of total shares into public float at launch, relying instead on a staggered unlock schedule designed to manage supply pressure across multiple tranches. Rather than the standard single 180-day lockup employed by most IPOs, SpaceX implemented a more complex release calendar: smaller tranches of approximately 7% unlock at days 70, 90, 105, 120, and 135 post-IPO, followed by substantially larger releases of 20-30% following Q2 earnings and 28% following Q3 earnings. The timing creates a significant supply-demand challenge, as the first major wave of unlocked shares will reach the market simultaneously with Q2 financial results, requiring investors to process earnings while absorbing potentially quadrupled tradable share supply.

Current market conditions suggest investor appetite may be constrained. As of mid-July 2026, SpaceX shares are trading in the $124-$135 range, below the $135 IPO price. This depreciation from offer value creates a disadvantageous backdrop for the August unlock, as insiders and early investors face the decision of whether to liquidate newly tradable positions at depressed valuations. Founder Elon Musk's shares face a longer 366-day lockup extending to approximately June 2027, deferring founder selling pressure but potentially creating uncertainty regarding insider confidence timing.

The full unlocking timeline extends through December 8, 2026, when approximately 40% of all shares become freely tradable. An additional 455.8 million shares may become eligible for sale should SpaceX's stock price remain above $175.50 for at least five of ten consecutive trading days—a threshold currently significantly above market levels and representing a 33% premium to recent trading prices.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Cryptobriefing SpaceX's IPO lockup begins expiring in August, testing market appetite for $123 billion in newly tradable shares