Tech companies sell the future, and few do so more determinedly than Tesla. During Wednesday night’s earnings conference call, for example, comparatively little time was spent discussing the latest vehicle numbers or the company's weaker-than-expected fourth-quarter results.

One analyst warns of the potential for even more pressure on automotive gross margins. But another says moonshot ventures finally look poised to take off.

Tesla stock is usually volatile after earnings. Technical analysts can help fundamentally minded investors work through the inevitable ups and downs. “Tesla’s last \[resistance\] was near $440, and its most recent low point was around $370,