Ahead of earnings and the expiration of lockups, Elon Musk's power to drive investor excitement is already fading.

Elon Musk fans have never had so many opportunities to hear from the man. On Tuesday, his newly public SpaceX will deliver its first earnings report, and we all expect Musk will…

Ahead of earnings and the expiration of lockups, Elon Musk's power to drive investor excitement is already fading.