SpaceX began trading on the Nasdaq on Friday, June 12, 2026, under the ticker SPCX, in what is now the largest initial public offering in stock market history. Shares were priced at $135 the night before, raising roughly $75 billion. The stock opened at $150, ran as high as $176.52 intraday, and closed at $161.11 — up 19.34% from the offering price. That close put SpaceX’s market capitalization above $2 trillion, made it the sixth-largest US public company in a single trading session, and pushed Elon Musk into trillionaire territory on paper.
The day-one volume was the other historic number. SPCX traded more than 360 million shares by early afternoon — roughly 10 times the first-day volume of Cerebras, the year’s second-largest IPO. Dollar volume in SPCX exceeded that of QQQ and SPY combined. For founders watching from the sidelines, the question is no longer whether the IPO window is open. It is what a $2 trillion comp does to every other private company waiting for a turn.
Last updated: June 12, 2026
SpaceX IPO at a glance
| Ticker | SPCX (Nasdaq) |
| IPO price | $135.00 per share |
| Amount raised | ~$75 billion |
| Opening trade | $150.00 |
| Intraday high | $176.52 |
| Closing price | $161.11 (+19.34%) |
| First-day market cap | ~$2.1 trillion (closing) |
| Record | Largest IPO in history by proceeds |
What actually happened on day one
Pricing landed Thursday night at the fixed $135 the company had been signaling for weeks. SpaceX skipped the traditional indicative range, so there was no last-minute upsize and no last-minute haircut. The roadshow, anchored by Goldman Sachs with Morgan Stanley, Bank of America, Citigroup and JPMorgan, finished as a distribution exercise rather than a price-discovery one.
Friday’s open was the discovery moment. SPCX printed its first trade at $150, an 11% pop, then ran in steady waves as retail demand from Robinhood, Fidelity, Schwab, SoFi and E*TRADE allocations hit the tape. The intraday high of $176.52 — up roughly 31% from the offering — held for less than an hour before the stock settled into the high $150s and low $160s for the rest of the session. The $161.11 close took the market cap above $2 trillion, putting SpaceX just behind Amazon and just above Meta on the day’s leaderboard.
What a $2 trillion comp does to the IPO pipeline
For every founder weighing 2026 or 2027 timing, this is the print they will be compared against. OpenAI, Anthropic, Stripe, Databricks and the other private-market giants now have a fresh, public-market reference point for what mega-cap demand looks like when the deal is sized correctly. SpaceX did not break the market — it absorbed a $75 billion raise without forcing a Nasdaq-wide selloff on debut day, which is the cleanest possible signal that mega-cap public capital is available.
Expect the rest of the 2026 pipeline to accelerate. The companies that were waiting for “a sign the window is open” got one in the form of a 360-million-share first day. Bankers will spend the weekend rebuilding their pitch decks with a new chart on slide one.
Founder control survived the raise
The structural story underneath the numbers is the one founders should study most carefully. Musk preserved voting control through a dual-class share structure that gave Class B shares — held by him and a small group of insiders — outsized voting weight. SpaceX raised $75 billion without giving up the board. That template, refined over the last decade by Snap, Google, Meta and others, is now the default for any founder who wants to take a company public at scale without ceding direction.
The reading for any founder eyeing an IPO: dual-class is no longer the controversial choice. It is the operating-system level assumption institutional investors price in. SpaceX’s deal closed at $2 trillion with founder control fully intact. Resistance to dual-class structures from public-market investors, loud as recently as 2021, has effectively collapsed in the face of deals that work.
What the 30% pop costs in money left on the table
A 19% close versus the offering price is not a clean win on every axis. On a $75 billion raise, the gap between $135 and the $161 close is more than $14 billion of value that went to first-day buyers rather than the company. In a normal IPO that math is the standard founder complaint — money left on the table. In SpaceX’s case, the fixed-price structure made it a deliberate choice. The company prioritized clean execution and broad retail access over squeezing every dollar out of the book.
The lesson for founders: pop size is a design decision, not an accident. A bigger raise with a smaller pop optimizes for the company. A smaller raise with a bigger pop optimizes for goodwill with allocated buyers. SpaceX got both — a record-size raise and a 19% pop — only because demand was deep enough to absorb the math.
The Founders Fund and early-backer windfall
For the early SpaceX cap table, Friday was a liquidity event measured in tens of billions. Founders Fund, the firm’s largest early backer, holds a paper-marked-to-public position that just repriced sharply higher. Other early investors — Google, Fidelity, Sequoia entities, plus dozens of family offices and secondary buyers — saw the same revaluation. Most of those holdings are still locked up, but the public-market comp is now set, and secondary trades in the next 90 days will mark to a $2 trillion reference instead of the prior $400-to-500 billion private-market range.
That repricing ripples outward. Every private space company, every deep-tech company, every founder-controlled mega-private now gets compared to a public number. Rocket Lab, Anduril, Stoke Space, Relativity and the rest of the sector will see term sheets rewritten over the next quarter.
What to watch next
Three things over the next two weeks. First, the Monday open — first-day pops often fade within a week, and the test of whether $161 holds will come fast. Second, the S&P 500 inclusion process — the index rule changes built around SpaceX were finalized in May, and forced index buying could add another wave of demand. Third, the secondary IPO calendar — at least four other large private companies were waiting to see how SPCX traded before locking in their own pricing. Expect filings to accelerate.
For deeper context on the deal, see GJ’s earlier coverage of the $50 billion pre-IPO rotation, SpaceX’s S-1 financials, and the founder-control playbook behind the dual-class structure.
