Key Moments
- SpaceX shares climbed more than 10% in premarket trading on Tuesday, extending a strong post-IPO advance.
- The stock traded at $211.8, implying a market capitalization of nearly $2.8 trillion if the gains were sustained.
- Over $1.16 billion of SpaceX shares changed hands by 04:14 a.m. ET, far exceeding the combined activity in Nvidia, Microsoft, Tesla and Apple.
SpaceX Extends Post-IPO Momentum
On June 16, shares of Elon Musk’s SpaceX rose more than 10% in premarket trading on Tuesday, putting the company in position to surpass Amazon.com in market value and become the world’s fifth-largest company as its post-IPO rally continued.
The stock, which surged more than 19% on Monday, was recently up 10.1% at $211.8 in premarket activity. At that price, SpaceX would command a market capitalization of nearly $2.8 trillion if the advance held.
Market Cap Comparison
At the time, Amazon was last valued at $2.66 trillion, placing SpaceX within reach of overtaking the e-commerce giant in overall market value if the premarket gains in SpaceX shares were maintained.
| Company | Latest Share Price / Valuation | Implied / Reported Market Cap |
|---|---|---|
| SpaceX | $211.8 (premarket) | Nearly $2.8 trillion (if gains hold) |
| Amazon.com | Not specified | $2.66 trillion |
Trading Activity Surges
Liquidity in SpaceX shares was also unusually high. More than $1.16 billion worth of the company’s stock traded as of 04:14 a.m. ET. That turnover was described as several times the combined trading volumes in Nvidia, Microsoft, Tesla and Apple during the same period.





