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SpaceX's $2.43 Trillion IPO Minted A New Tier Of Billionaires

Published Jun 21, 2026
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Summary:
  • SpaceX's IPO pushed Elon Musk's personal stake past $1 trillion and briefly lifted the firm above Microsoft.
  • The stock closed Thursday at a $2.43 trillion value, slipping back below Amazon, but still up 37% from its $135 start price.
  • Several early backers and bosses now hold SpaceX stakes worth more than $1 billion each.

SpaceX went public last week, and on paper it made Elon Musk a trillionaire. It also did something quieter.

The listing turned a small group of early backers and longtime staff into billionaires. SpaceX builds rockets and runs Starlink, its satellite internet service.

SpaceX's First Week Of Trading

SpaceX priced its shares at $135, and investors rushed in. At one point the firm was worth more than Amazon.

For a brief moment, it even passed Microsoft. Then the excitement cooled.

The stock fell on Thursday and closed at a $2.43 trillion value, which dropped it back below Amazon. Even after the dip, shares were still up 37% from the start.

The debut also made thousands of new millionaires. That first surge cooled fast, though, and trimmed some of the early gains.

Big IPOs like this can reshape a portfolio overnight. We break down what they mean for everyday investors in Market Briefs, and joining gets you a free investing masterclass.

Why Investors Piled In

Investors rushed in to buy a piece of Musk's big space plans. The pitch is simple: rockets today, and far bigger goals later.

Starlink adds a second engine to the story. Its satellite internet service now reaches customers around the world.

The brand pull is real, but so is the risk. A young public stock can swing hard on mood alone.

The Largest Outside Shareholders

CNBC used FactSet data to track down the big winners. Several of them hold stakes worth more than $1 billion.

The biggest belongs to Valor Equity Partners, with a position worth about $96.6 billion. Most of that is held for the firm's clients.

Valor's founder Antonio Gracias is a longtime Musk friend who sits on SpaceX's board. He met Musk more than 20 years ago and later worked on the government's DOGE cost-cutting team.

Another board member is PayPal cofounder Luke Nosek, who has held his seat since 2008. His stake is worth $6.3 billion, and he also helped start the venture firm Founders Fund.

Two Bosses Hold Big Stakes

Two of the firm's own leaders made the list. The first is President and COO Gwynne Shotwell, one of Musk's earliest hires.

Her shares are worth $2.4 billion. She earned that running the day-to-day work while Musk sets the vision, the doer to his dreamer.

The other is CFO Bret Johnsen, who joined in 2011. His stake is worth $1.2 billion, built after years at the chipmakers Broadcom and Mindspeed.

What To Watch

The first week showed how fast a hot IPO can give and take. SpaceX added and lost hundreds of billions in value in just days.

The people holding the stock rode every swing. For now, their fortunes rise and fall with each trading day.

The paper gains are real, at least on screen. Whether they hold depends on what the stock does next.

For a plain-English read on the market's biggest moves every morning, sign up for Market Briefs - you also get a 45-minute investing course as a bonus.

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