SpaceX fell 13.61% on Aug. 5, the day after the company's first quarterly earnings report as a public company landed, unnerving investors with capital expenditures running more than $5 billion above Wall Street estimates.

The bearish case for SpaceX has recently been the everyday norm. It is no longer coming from just one corner of Wall Street. I've now heard concerns from traders, longtime investors, and market veterans, and the list keeps growing.