Ciena Corp.
Shares surged $3.49, or 8.9 percent, to $42.66 after the Linthicum-based maker of computer-network equipment for telephone companies such as BT Group PLC raised its fourth-quarter outlook.
Ciena Corp.
Shares surged $3.49, or 8.9 percent, to $42.66 after the Linthicum-based maker of computer-network equipment for telephone companies such as BT Group PLC raised its fourth-quarter outlook.