Cognex (NASDAQ: CGNX), Luminar Technologies (NASDAQ: LAZR), and TPI Composites (NASDAQ: TPIC) are three growth stocks that could be worth a look. CGNX data by YCharts. The primary cause for the decline in the lidar technology's stock stems from fears of inflation and an economic slowdown -- two things that have suggested to the market that the company will see decreased demand from automakers.