SpaceX(SPCX.US) shares opened higher at US$150, up over 11% from its IPO price of US$135, and further rallied with a market cap ranking 6th in US stocks. 

Elon Musk became the world's first trillionaire, with wealth over US$1.1 trillion, roughly equal to Switzerland's GDP, the 20th largest economy globally. 

08:10 PM - Riyadh time | SpaceX's stock gain extends to 30% gain to US$176.4, with market capitalization topped US$2.3 trillion..

07:54 PM - Riyadh time | SpaceX's stock topped previous-high by 28.01% gain to US$172.82.

07:47 PM - Riyadh time | Wall Street giants Goldman Sachs Group, Inc.(GS.US) and Morgan Stanley(MS.US) are each set to pocket roughly US$100 million in underwriting fees from SpaceX's blockbuster IPO, according to the Wall Street Journal. The hefty payouts highlight the massive scale of the offering, which saw the space exploration firm raise US$75 billion at a staggering US$1.765 trillion valuation. As lead bookrunners, the banks capitalized on the intense investor demand that pushed shares to open at US$150, well above the initial $135 price tag. This lucrative deal underscores their dominance in handling high-profile tech listings.

07:20 PM - Riyadh time | SpaceX options will begin trading next Tuesday across major exchanges including CBOE and Nasdaq, a spokesperson confirmed. Analysts expect strong demand for derivatives, offering investors tools to speculate or hedge positions. Surging option volumes could further boost stock trading activity.

07:07 PM - Riyadh time | Research firm CFRA initiates coverage with 'Sell' rating and US$115 price target.