KEY POINTS
  • Tesla shares gained 17.7% on Thursday after the company reported third-quarter revenue of $6.3 billion and earnings per share, adjusted, of $1.86 on Wednesday. The electric-vehicle maker's profit was a surprise profit.
  • While the Street was generally impressed with the company's numbers, some analysts pointed to a slowdown in revenue growth as a cause for concern.
  • "The one very concerning aspect of the quarter was that top-line growth reversed to a decline, with 3Q:19 deliveries up a mere 2% sequentially from 2Q:19," Bank of America analyst John Murphy said.

Tesla shares surged 17.7% on Thursday after the company posted a surprise profit for the third quarter. While many on the Street said it was a solid report, some are calling for caution based on growth concerns and falling margins.

Analysts pointed to a decline in revenue as one big thing for investors cheering this report to worry about.