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Lumentum (LITE) surged 1,691% over the past year to $896.02, with non-GAAP EPS accelerating from $0.57 in Q3 FY25 to $1.67 in Q2 FY26 and Q3 guidance calling for $2.15 to $2.35, while optical circuit switch backlog exceeded $400M and co-packaged optics secured multi-hundred-million-dollar purchase orders.
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Lumentum trades at a forward P/E of 86x with a PEG ratio of 0.63, signaling growth is not fully priced in, but the stock has already climbed past Wall Street’s $740 consensus target, insiders are selling heavily, and Q3 FY26 guidance of $780M to $830M (85% year-over-year growth) sets a high bar for the May 5 earnings report.
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Lumentum Holdings (NASDAQ:LITE) has risen 1,691% over the past year, climbing from $50.02 to $896.02. If you watched that move from the sidelines, the question is fair: is there anything left, or did you miss it?
The stock is priced for a lot to go right — and the evidence suggests it will. But the entry risk from here is real, and retirement investors need to weigh both sides with clear eyes.
At $896.02, Lumentum trades at a trailing P/E of 257x — a number that would disqualify most stocks from a retirement portfolio. The forward multiple is the relevant lens. The forward P/E stands at 86x, and the PEG ratio is 0.63 — below 1.0, which signals that growth is not fully priced in relative to earnings trajectory.
READ: The analyst who called NVIDIA in 2010 just named his top 10 AI stocks
The earnings trajectory supports that reading. Non-GAAP EPS has moved from $0.57 in Q3 FY25 to $1.67 in Q2 FY26, with Q3 FY26 guidance calling for $2.15 to $2.35. Non-GAAP operating margin expanded from 10.8% to 25.2% and is guided to reach 30% to 31% next quarter. That is a company accelerating, not coasting.
Wall Street’s consensus price target of $740.09 across 18 buy ratings and 5 hold ratings implies the stock has already run past analyst models. That gap is a legitimate caution flag.
Q3 FY26 revenue guidance of $780 million to $830 million represents more than 85% year-over-year growth. Two product lines are still in early ramp. The optical circuit switch backlog “has surged well past $400 million, the majority of which is slated for shipment in the second half of this calendar year.” Co-packaged optics secured an incremental multi-hundred-million-dollar purchase order with delivery expected in H1 calendar 2027.
