A10 Networks (NYSE: ATEN ) sells products that help companies and internet service providers protect their online systems and make them run more efficiently. Back in early February, I rated the stock as a “Hold” because I thought its price seemed highI focus on producing objective, data-driven research, mostly about small- to mid-cap companies, as these tend to be overlooked by many investors. From time to time, though, I also look at large-cap names, just to give a fuller sense of the broader equity market ...