SpaceX completed its initial public offering on Friday, with the company achieving what multiple sources describe as the largest IPO in stock market history. The offering resulted in SpaceX reaching a $2 trillion market capitalization, according to reports.

Elon Musk, SpaceX's founder and CEO, became the world's first trillionaire as a result of the IPO, CBS News reported. The milestone represents a dramatic transformation for a company that early investors once gave only a 10% chance of success.

Investors responded positively to SpaceX's first day of trading, with market observers describing the debut as successful. Early SpaceX investor Gavin Baker and other market participants have commented on the new public market pressures the company will face as a publicly traded entity.

The IPO comes as SpaceX continues to pursue ambitious goals including Musk's stated objective of taking people to Mars. Former NASA Chief Technology Officer Chris Kemp has weighed in on these Mars exploration ambitions in recent commentary.

SpaceX's public debut represents a significant moment for the commercial space industry, which has seen increased investor interest in recent years. The company's valuation reflects investor confidence in the growing commercial space market and SpaceX's position as a leader in rocket technology and satellite deployment.