Registrations of Tesla vehicles reportedly plummeted in Germany last month, signs of a possible consumer backlash against the electric vehicle maker in protest of its CEO Elon Musk’s political efforts.

Anti-Musk and anti-Tesla sentiment have been on the rise across the United States and Europe, manifesting in protests and alleged criminal acts targeting Tesla facilities. The automaker’s partially automated driving system,

Tesla’s stock has dropped for seven straight weeks, a stretch that dates back to the beginning of Donald Trump’s second term in the White House.