Lumentum Climbs 7% as Optics Selloff Reverses a Day After Citi’s $11B Switching Call; Coherent and Corning Rise 5%
Lumentum (LITE) rose 7% to $981.74, leading a rebound in optics stocks. Coherent (COHR) and Corning (GLW) also gained 5%. Citi forecasted a $11B optical switching market by 2030. Lumentum's Q4 revenue grew 109.3% YoY to $1.006B, with strong guidance for Q1.
How this was made

The 30-second read
Why it matters
The rally is driven by sector sentiment and fresh guidance from Lumentum, with peers following suit.
Market read
Short‑term buying interest in optics may create temporary upside for the highlighted companies, but the move is momentum‑driven.
What to watch
Citi’s $11B switching market forecast is long‑term; short‑term price may be more about momentum than fundamentals.
Background
Optics stocks rebounded after a sharp sell‑off, led by Lumentum, following Citi’s research on AI‑driven optical switching.
Ticker impact
Lumentum rose 7% in morning trading after Citi’s optical switching forecast, with Q4 revenue up 109% and Q1 guidance raised.
likely upward pressure as traders ride the optics rally, but risk of rapid reversal if flow wanes.
The stock’s sharp intraday gain is tied to fresh guidance and sector sentiment, suggesting short‑term buying interest.
Coherent shares jumped 5% alongside Lumentum as the optics cluster rallied on the same Citi catalyst.
moderate upside as investors rotate into optics names.
Price move is driven by group momentum rather than company‑specific news.
Corning advanced 5% as part of the broader optics rebound triggered by Citi’s switching outlook.
potential modest gains if sector flow persists.
Movement is a spill‑over effect from the sector catalyst.
Applied Optoelectronics rose with the optics group, reflecting the same sector‑wide buying pressure.
limited upside unless the rally extends.
No company‑specific catalyst beyond the sector move.
Market effects
The optics and photonics sector shows renewed investor interest, potentially lifting related component makers.
U.S. tech‑focused investors may allocate more capital to optics stocks, modestly boosting Nasdaq exposure.
Limited to optics niche; broader market remains unchanged.
Counterpoint
If the sector flow stalls, the rapid rise could reverse sharply, making short positions attractive.
Key entities
- analystCiti Research
Published a forecast for an $11B optical switching market by 2030.
- fundRoundhill Photonics Fund
Holds large positions in Lumentum and Coherent, amplifying the sector move.


