US stock optical communication sector rose across the board at the market open, with Coherent and Marvell Technology up nearly 7%

According to data from MSX.COM, the US stock optical communication sector saw broad gains at the market open, with Coherent and Marvell Technology rising nearly 7%, Lumentum up over 6%, Credo and Ciena gaining more than 5%, and Corning increasing over 3%.