Image Source: Zacks Investment Research Factors to Note CIEN is one of the leading providers of optical networking equipment, software and services. Further, inflation and higher expenses on product development amid stiff competition in the networking space might have limited margin expansion in the quarter under review. It’s credited with a “watershed medical breakthrough” and is developing a bustling pipeline of other projects that could make a world of difference for patients suffering from diseases involving the liver, lungs, and blood.