SpaceX Begins Trading on Nasdaq Under SPCX After Record-Breaking IPO

Space Exploration Technologies Corp. priced its Class A common stock at $135 per share on June 11, 2026, offered 555.6 million shares, and opened on the Nasdaq Global Select Market and Nasdaq Texas on June 12, 2026, under the ticker SPCX — closing its first session at $160.95, an 19.2% premium over the offer price.

The float size alone made this the largest IPO on record as of June 2026, according to Reuters, surpassing prior record holders including Saudi Aramco's 2019 listing. At the close on June 12, SpaceX ranked as the sixth-largest public company by market capitalization. The closing of the offering, including the full exercise of the underwriters' option to purchase additional shares, was confirmed by the company on June 15, 2026, via its investor relations page.

The Numbers in Context

The $135 offer price multiplied across 555.6 million shares implies gross proceeds — before the greenshoe exercise — in the neighborhood of $75 billion. With the underwriters' overallotment option fully exercised, the actual take is larger still. A first-day close of $160.95 means that institutional allocatees who received shares at offer price were sitting on paper gains of roughly $26 per share by the end of the session. For a deal this size, that kind of first-day pop is unusual; most mega-cap IPOs price conservatively enough that early trading is relatively contained.

The dual listing on both Nasdaq Global Select Market and the newer Nasdaq Texas, Inc. is worth noting. Nasdaq Texas launched as part of a broader effort to establish exchange infrastructure in a jurisdiction with a lighter regulatory footprint, and SpaceX's participation gives that venue its most prominent listing to date.

What It Means for SpaceX

For most of its existence, SpaceX funded itself through a combination of NASA and Department of Defense contracts, Starlink subscription revenue, and periodic private funding rounds at escalating valuations. Going public reshapes the capital structure in ways that are straightforward in principle but complex in practice: the company gains a liquid currency for acquisitions and employee compensation, but takes on quarterly earnings scrutiny and the associated disclosure obligations that Elon Musk has, with Tesla, a well-documented and complicated relationship with.

The EU prospectus approved by BaFin and filed on June 6, 2026, confirms the listing was structured to reach European institutional investors as well — a detail that flags the ambition of the demand generation effort behind this deal.

SpaceX's ascent to the sixth-largest public company by market cap on its first trading day places it in proximity to names that have spent decades accumulating that kind of valuation. The speed of that arrival is a function of the business it has built: Starlink now operates a constellation of thousands of low-Earth-orbit satellites with paying subscribers across consumer, enterprise, and government segments, while the launch business — Falcon 9, Falcon Heavy, and the still-maturing Starship — holds a dominant share of global orbital launch cadence.

Looking at what this means for the broader market: a $75-billion-plus offering being absorbed without visible price dislocation is a meaningful data point about the current depth of global equity markets. The fact that retail and institutional demand held a $135 offer price and then drove it to $160.95 on day one suggests the order book was substantially oversubscribed. That matters not just for SpaceX but for every large private company — and there are several in aerospace, AI infrastructure, and defense tech — currently weighing a public exit.

In this author's view, the more durable story here is not the IPO mechanics but what public-market accountability does to SpaceX's operating discipline over the next two to three years. Private companies can absorb a failed Starship test or a Starlink margin miss without a visible stock price reaction. Public ones cannot. That feedback loop will be new for a company that has operated largely on its own terms, and it will be worth watching how management adapts to it.