SpaceX shares continue to soar, gaining another 10% early in the day as buyer interest in Elon Musk’s largest company showed no sign of slowing down.

SpaceX's monumental rally in its first 3 days of trading led one analyst to dub it "the biggest meme stock in town."

The rocket and AI company’s shares jumped 20% on Monday. It was the second largest one-day gain in market valuation for a U.S. company ever.

SpaceX, which leapfrogged Amazon on the market-capitalization table in intraday action, is closing in on Microsoft which ranks No. 4. SpaceX actually briefly overtook Microsoft, w

SpaceX roared past Amazon's market valuation on Tuesday and briefly topped that of Microsoft , rapidly scaling the list of the world's most valuable companies on a topsy-turvy trading day fueled by frenzied action ​in the firm's newly listed option contracts.

SpaceX is now bigger than Amazon. Its shares are more popular than every other stock on the market, combined. And it just bought an AI company for $60 billion.

Quick ReadSpaceX needs to reach between $753 and $1,323 per share to overtake NVIDIA as the world's most valuable company, with the exact figure depending on the share count used.SpaceX's market cap already surpassed Amazon and Microsoft,