Elon Musk has the largest stake in SpaceX by billions of shares. The other biggest shareholders also have longstanding and deep ties to Musk.

Investor skepticism isn’t slowing down Musk’s rocket ride to the NASDAQ and maybe Mars

SpaceX revealed its long-awaited plans to go public on Wednesday, shedding light on the finances and leadership of one of the largest, best-known and yet most secretive private…