SpaceX filed its S-1 registration statement with the SEC on May 20, marking the beginning of what could become one of the largest IPOs in history. The anticipated valuation sits between $1.75 trillion and $2 trillion.

Buried in the filing is a disclosure that SpaceX holds 18,712 Bitcoin, valued at roughly $1.45 billion, making it one of the largest corporate holders of BTC heading into a public listing.

Space stocks catch fire overnight

The filing triggered an immediate wave of buying across the space and satellite sector. European companies led the charge on May 21, with OHB climbing roughly 12%, Eutelsat jumping about 10%, and SES gaining around 3.5%.

SpaceX plans to list on the Nasdaq under the ticker SPCX. Goldman Sachs is running point as lead underwriter, with Morgan Stanley, Bank of America, Citigroup, and JPMorgan Chase providing support.