SpaceX S-1 Filing Shows 18,712 Bitcoin Holdings at About $661 Million Cost Basis

According to the company’s S-1 filing, SpaceX held 18,712 Bitcoin as of March 31, 2026, with an implied average purchase price of about $35,300 per coin.

Summary

SpaceX disclosed in an S-1 filing that it held 18,712 Bitcoin as of March 31, 2026. The filing listed a total cost basis of approximately $661 million, implying an average acquisition cost of about $35,300 per Bitcoin. A cost basis reflects the original purchase value of an asset and is commonly used to assess unrealized gains or losses as market prices change.

Terms & Concepts
  • S-1 filing: A registration document filed with the U.S. Securities and Exchange Commission (U.S. markets regulator) for certain public securities offerings.
  • Bitcoin: A decentralized digital asset that operates on a blockchain (shared digital ledger) without a central issuer.
  • Cost basis: The original value paid for an asset, used to measure investment performance and tax-related gains or losses.