Lumentum Holdings (XTER:LU2) Research & Development: €285 Mil (TTM As of Mar. 2026)


XTER:LU2 Lumentum Holdings Inc XTER:LU2
61 GF Score
Price €691.40
GF Value €80.10
Valuation Significantly Overvalued
! 4 Warning Signs
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What is Lumentum Holdings Research & Development?

Lumentum Holdings XTER:LU2 -6.66% 61 Research & Development is €285 Mil as of Mar. 2026. GuruFocus rates XTER:LU2 with a GF Score™ of 61/100 and a GF Value™ of €80.10 (Significantly Overvalued). The stock has 4 warning signs investors should review.

Research & Development is the aggregate amount of research and development expenses during the year. Lumentum Holdings's Research & Development for the three months ended in Mar. 2026 was €78 Mil. Its Research & Development for the trailing twelve months (TTM) ended in Mar. 2026 was €285 Mil.

Lumentum Holdings  (XTER:LU2) Research & Development Explanation

If competitive advantage is created by a patent or tech advantage, at some point it will disappear.

High R&D usually dictates high SG&A which threatens the competitive advantage.

Lumentum Holdings Research & Development Related Terms

Lumentum Holdings Research & Development Historical Data

* Premium members only.

The historical data trend for Lumentum Holdings's Research & Development can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Lumentum Holdings Research & Development Chart

Lumentum Holdings Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Research & Development
Get a 7-Day Free Trial Premium Member Only Premium Member Only 178.04 208.78 284.10 280.74 263.48

Lumentum Holdings Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Research & Development Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 70.21 68.93 69.35 68.41 78.37
XTER:LU2
61GF Score
Lumentum Holdings Inc XTER:LU2
Research & Development is just one metric. See GF Score™, valuation, warning signs, and more.
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Lumentum Holdings Research & Development Calculation

This is the expense the company spent on research and development.

Research & Development for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was €285 Mil.

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Frequently Asked Questions Learn more about Research & Development →
What does a Research & Development of €285 Mil mean?
Lumentum Holdings (XTER:LU2) has a Research & Development of €285 Mil as of Mar. 2026. Research and development expense is the total cost for research and development activities. View historical data on Lumentum Holdings and its competitors.
Is Lumentum Holdings' Research & Development too high?
Lumentum Holdings' current Research & Development is €285 Mil. Overall, Lumentum Holdings has a GF Score™ of 61/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Lumentum Holdings' Research & Development compare to MSI and HPE?
Lumentum Holdings' Research & Development of €285 Mil can be compared against companies in the Hardware industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Research & Development for a Hardware company?
A good Research & Development depends on the Hardware industry context. However, Research & Development should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Research & Development mean?
A high Research & Development can signal that a stock is expensive relative to its fundamentals. Research and development expense is the total cost for research and development activities. View historical data on Lumentum Holdings and its competitors. Lumentum Holdings's current Research & Development is €285 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Lumentum Holdings stock overvalued right now?
Based on GuruFocus' analysis, Lumentum Holdings (XTER:LU2) is currently considered Significantly Overvalued. The stock's GF Value™ is €80.10, compared to a current price of €691.40 — trading 763.2% above its estimated fair value. The current Research & Development is €285 Mil. Lumentum Holdings' overall GF Score™ is 61/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Research & Development calculated?
Research & Development is calculated from a company's financial statements. For Lumentum Holdings (XTER:LU2), the current Research & Development is €285 Mil as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Lumentum Holdings (XTER:LU2) Overvalued in 2026?

Based on GuruFocus' analysis, Lumentum Holdings stock appears to be overvalued. The current stock price of €691.40 is trading 763.2% above its estimated GF Value™ of €80.10. GuruFocus considers Lumentum Holdings to be Significantly Overvalued.

Key valuation signals for XTER:LU2:

  • Research & Development: €285 Mil
  • GF Value™: €80.10 vs. price of €691.40 (763.2% above fair value)
  • GF Score™: 61/100 with 4 warning signs

No single metric tells the full story. See the XTER:LU2 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Lumentum Holdings Business Description

Address 1001 Ridder Park Drive, San Jose, CA, USA, 95131
Lumentum Holdings Inc is a California-based technology firm. The company provides two types of optical and photonic products: optical components that are used in telecommunications networking equipment, and commercial lasers for manufacturing, inspection, and life-science lab uses. Its segments are Optical Communications and Commercial Lasers. The firm is also expanding into new optical applications, such as 3-D sensing laser diode for consumer electronics. It generates maximum revenue from the OpComms segment. The OpComms segment products include a wide range of components, modules, and subsystems to support customers including carrier networks for access (local), metro (intracity), long-haul, and submarine (undersea) applications.
61GF Score

Get the complete analysis for XTER:LU2

Research & Development is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€691.40
Price
€80.10
GF Value