SpaceX bonds are experiencing a sell-off just days after the company's massive $25bn debt deal closed. The bond market reaction suggests investors are reassessing the credit risk associated with the private rocket manufacturer's financing package.

Bond yields are moving toward levels typically seen with junk-rated companies, indicating deteriorating investor confidence in the credit quality of SpaceX's debt obligations. This repricing comes after what was likely one of the largest private debt financings in recent memory.

The sell-off reflects broader market skepticism about highly leveraged private companies, particularly those in capital-intensive sectors like aerospace and AI. Investors appear to be demanding higher compensation for holding SpaceX debt amid concerns about cash flow generation and competitive pressures.

This bond weakness could complicate SpaceX's future financing plans and signal that even well-known private companies face market discipline when taking on substantial leverage. The $25bn transaction may prove more expensive than initially anticipated.