Space Exploration Technologies Corp. disclosed 18,712 BTC in a Form S-1 amendment filed with the U.S. Securities and Exchange Commission on June 3, 2026. The filing placed the bitcoin position within the company's balance-sheet disclosures before its public-market debut, which valued SpaceX at $2.1 trillion in the largest IPO on record. The disclosure stated the company held 18,712 units of bitcoin with a cost basis of $661 million and fair values of $1,293 million as of March 31, 2026 and $1,637 million as of December 31, 2025. SpaceX uses third-party custodians to hold bitcoin and expects to continue that custody arrangement. The IPO drew attention to SpaceX's launch business, satellite network, artificial intelligence ambitions, and the bitcoin treasury position.
SpaceX Discloses Bitcoin Holdings in SEC Form S-1 Amendment
The Form S-1 amendment filed June 3, 2026 stated: "As of March 31, 2026 and December 31, 2025, the company also held 18,712 units of bitcoin with a cost basis of $661 million and fair value of $1,293 million and $1,637 million, respectively." Updated accounting rules adopted in 2024 changed how SpaceX reports its bitcoin holdings. The adjustment increased digital assets by $496 million and reduced accumulated deficit by the same amount. The filing shows SpaceX owns and controls its digital assets.
Musk-Linked Companies Account for 30,221 BTC in Corporate Holdings
Elon Musk became the world's first trillionaire after the SpaceX IPO. Tesla, Musk's electric car company, holds 11,509 BTC on its balance sheet. Combined with SpaceX's 18,712 BTC, Musk-linked companies account for 30,221 BTC in corporate bitcoin holdings. Data from Bitcointreasuries.net places SpaceX in eighth place among public-company bitcoin holders with 18,712 BTC, ahead of Coinbase Global and Riot Platforms. Tesla ranks 12th with 11,509 BTC. The list is led by Strategy with 845,256 BTC.
Industry Observers Comment on SpaceX Bitcoin Position
Jeff Park, partner and portfolio manager at ParaFi Capital and advisor at Bitwise, wrote on X on June 12: "As we celebrate SpaceX IPO today, it's worth remembering that SpaceX has ~20K BTC on its balance sheet with the lowest average cost basis of $35K, representing one of the most visionary corporate treasuries in America. Two moonshots, one balance sheet." Strategy Executive Chairman Michael Saylor linked the SpaceX debut to corporate bitcoin adoption, writing that 25% of the "Mag8" now holds bitcoin on the balance sheet after the SPCX listing.
FAQ
How much bitcoin did SpaceX disclose in its IPO filing?
SpaceX disclosed 18,712 BTC in a Form S-1 amendment filed with the U.S. Securities and Exchange Commission on June 3, 2026. The filing stated the company held 18,712 units of bitcoin with a cost basis of $661 million and fair values of $1,293 million as of March 31, 2026 and $1,637 million as of December 31, 2025.
What is the combined bitcoin position of Musk-linked companies?
Musk-linked companies account for 30,221 BTC in corporate bitcoin holdings. SpaceX holds 18,712 BTC and Tesla holds 11,509 BTC on their respective balance sheets.
Where does SpaceX rank among public-company bitcoin holders?
Data from Bitcointreasuries.net places SpaceX in eighth place among public-company bitcoin holders with 18,712 BTC, ahead of Coinbase Global and Riot Platforms. The list is led by Strategy with 845,256 BTC.
