As Tesla stock has fallen in recent weeks, members of the board and an executive at Elon Musk's company have sold off millions of dollars in stock, according to filings.

This was a targeted attack against a Tesla facility," said LVMPD Assistant Sheriff Dori Koren. “We do believe that it is isolated at this time."

Police departments across the United States are investigating a wave of attacks on Tesla showrooms, charging stations and vehicles.

Peaceful Tesla protests have taken place across the country—but some dealerships have also been hit with acts of vandalism, including gunfire and arson, in protests apparently directed at Elon Musk.