KEY POINTS
  • Bernstein reiterated its market perform rating on Tesla shares, citing its concerns over the electric car maker's declining profit margin in its "Services and Other" business segment.
  • The firm's analyst notes how Tesla's gross profit margin for its "Services and Other" segment declined to a negative 45 percent in its first-quarter 2018 results from a positive 5 percent in its third-quarter 2016 report.
People inspect the Tesla Model 3 as it sits on display at the Los Angeles Auto Show last December.

One prominent Wall Street analyst is questioning how Tesla may be allocating its expenses across different businesses.

Bernstein reiterated its market perform rating on Tesla shares, citing its concerns over the electric car maker's declining profit margin in its "Services and Other" business segment.