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Lumentum

Optical interconnect is becoming a bigger AI datacenter constraint as cluster size and bandwidth rise.

Price $538.59 Live
1D Change +5.67% 1 day
Market Cap $48.84B Live
Enterprise Value $48.30B Current
Trailing P/E -6.0 TTM
Forward P/E 13.5 Forward
PEG Ratio 0.63x Yahoo est.
Price / Sales 13.0 TTM
EV / Revenue 12.9 TTM
Revenue Growth 136.5% YoY latest qtr
Earnings Growth 6980.0% YoY latest qtr
Gross Margin 48.0% TTM
Operating Margin 28.0% TTM
Net Margin -175.8% TTM
ROE -245.8% TTM
Free Cash Flow $142.8M TTM
FCF Margin 3.8% TTM
Debt / Equity 0.31x Latest qtr
Current Ratio 1.61x Latest qtr
Dividend Yield 0.00% Annualized
Next Earnings Feb 02, 2027 Calendar

Metric timing

This page mixes live market data, trailing fundamentals, and latest reported statement data.

Live / market snapshot

Price, 1D change, market cap, and enterprise value are current market-based figures.

TTM / forward

Most valuation and margin cards are trailing twelve months, while forward P/E uses forward consensus.

Latest quarter / dividend cadence

Balance-sheet ratios use the latest reported quarter. Dividend cadence is inferred from recent payout history.

Revenue $3.01B Jun 30, 2026

latest annual revenue

Revenue $1.26B Sep 30, 2026

latest quarterly revenue

Net Income $-6.94B Jun 30, 2026

latest annual profit

Net Income $360.3M Sep 30, 2026

latest quarterly profit

Dividend / Share $0.00 No regular dividend

annualized per share

Last Dividend — No dividend history

latest ex-dividend cash amount

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Why it could benefit going forward

  • Optical interconnect is becoming a bigger AI datacenter constraint as cluster size and bandwidth rise.
  • Lumentum adds exposure to the photonics layer rather than just the switch or accelerator.
  • That makes it useful if the next wave of AI bottlenecks shifts from compute to connectivity and optics.

Moat / edge

  • Photonics and optical-component expertise in a demanding market.
  • Positioning in a layer of the stack that becomes harder to ignore as systems scale.
  • Strategic relevance if large AI platforms push harder into optical networking.

What to watch

  • Cloud and AI optics demand versus telecom weakness.
  • Product mix and margin recovery.
  • How quickly optical buildouts become material in AI infrastructure.

Key risks

  • Optics can still be timing-sensitive and program-dependent.
  • The company has other end markets that can muddy the AI signal.

Business snapshot

Lumentum Holdings Inc. manufactures and sells optical and photonic products in the Americas, the Asia-Pacific, Europe, the Middle East, and Africa. It offers component products, including semiconductor laser chips, laser sub-assemblies, line subsystems, and wavelength management systems. The company also offers system products, such as optical modules, optical circuit switches, and industrial lasers, including short-pulse solid-state lasers and kilowatt-class fiber lasers. Its products and solutions are used in cloud, artificial intelligence and machine learning (AI/ML), telecommunications, consumer, and industrial end-market applications. The company was incorporated in 2015 and is headquartered in San Jose, California.