[SpaceX's Bitcoin Holdings Have Shrunk by Over $300 Million from Historical High] According to Arkham's monitoring, since October 7 when SpaceX's Bitcoin holdings reached a historical high of $1.03 billion, the company's assets have shrunk by over $300 million due to the decline in Bitcoin value. Currently, SpaceX holds slightly over 8,000 Bitcoins, valued at approximately $692 million.