Gainers
Polar Power (NASDAQ:POLA) stock moved upwards by 8.1% to $3.32 during Friday's after-market session. The company's market cap stands at $42.4 million.
Companies Reporting Before The Bell
• Mirum Pharmaceuticals (NASDAQ:MIRM) is expected to report quarterly loss at $1.34 per share on revenue of $8.46 million.