How Mark Roussin, CPA’s view on $LITE changed

2026-10-04Bullish
“5 Best Stocks to BUY in October”
Lumentum offers high risk and high upside as an AI optical bottleneck; despite a 58x forward P/E and recent surge, 150% earnings growth yields a sub-1 PEG, justifying a small position.

Now we move on to the stock that is likely to have the greatest upside potential of all of them. The fifth stock is Lumintum, and its trading symbol is LITE. But a great rise comes with risks.

This is easily the highest-risk stock on the list.

Lumentum manufactures optical and photonic technologies used to transmit massive amounts of data across artificial intelligence infrastructure . As AI clusters continue to grow, copper cannot solve all communication problems.

At longer distances and higher bandwidth requirements, your need for optics increases.