Coherent (COHR) shares ended the last trading session 6.3% higher at $86.06. The jump came on an impressive volume with a higher-than-average number of shares changing hands in the session. This compares to the stock's 1% gain over the past four weeks. The stock is experiencing gains due to the company's fast-growing sales of AI-related transceivers. This Laser and optics manufacturer is expected to post quarterly earnings of $0.62 per share in its upcoming report, which represents a year-over-year change o ...