ToplineSpaceX became one of the largest public holders of bitcoin following its initial public offering Friday, with over 18,000 bitcoin as the aerospace company surged over 20% during its historic opening.Gwynne Shotwell, President of SpaceX, is joined by company leadership as they ring the opening bell.(Photo by Spencer Platt/Getty Images)Key FactsSpaceX is now the eighth largest public bitcoin holder with 18,712 BTC on its balance sheet, according to its proxy and BitcoinTreasuries.net.The SpaceX bitcoin reserves had a value of about $1.2 billion at noon EDT. Combined with Musk’s Tesla (11,509 BTC), the two companies would rank No. 4 in public holders of Bitcoin.SpaceX still ranks well behind billionaire Michael Saylor's Strategy, which holds 845,256 Bitcoin.Forbes ValuationWe estimate Musk’s net worth at $1.1 trillion following SpaceX’s IPO, cementing his status as the world’s wealthiest person and making him the first trillionaire ever.Big Number$173. That was SpaceX’s share price over an hour after it opened at $150 per share.Key BackgroundMusk has been a public cryptocurrency advocate, championing assets like dogecoin and bitcoin as his companies have used the latter as a treasury asset. The billionaire characterized the U.S. dollar and other fiat currencies as “hopeless” last year while bitcoin hit one of its highest points of the 2025. The dominant cryptocurrency has had a rough 2026, falling over 27% since the start of the year, when it traded around the $88,000 mark (it is now down to nearly $64,000). Further ReadingSpaceX’s IPO Just Made Elon Musk The World’s First Trillionaire (Forbes)SpaceX Opens At $150—Surging 20% After Largest IPO Ever (Live Updates) (Forbes)