Departing from convention, SpaceX has opted not to list a pricing range for its upcoming IPO stock offering in new SEC filings, instead issuing a single target figure of $135 per share, on the upper tier of expectations and a number the reflects Elon Musk’s high degree of confidence in investor demand for a slice of his company.

In its revised filing, SpaceX said it plans to offer 555,555,555 shares at $135 per share, raising $75 billion in new capital and potentially pushing the company’s valuation to nearly $1.8…