U.S. stock market anomaly | Most of the stocks in the optical communication sector are trending higher. Coherent (COHR.US) surged over 7%.

According to the Wisdom Financial APP, on Friday, most stocks related to optical communications rose. As of the time of writing, Coherent (COHR.US) was up over 7%, Lumentum (LITE.US) was up nearly 4%, Marvell Technology (MRVL.US) was up over 2%; Applied Optoelectronics (AAOI.US) fell slightly by 0.31%.