Lumentum Holdings (MIL:1LITE) 3-Year Sharpe Ratio: N/A (As of Sep. 07, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
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Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

MIL:1LITE Lumentum Holdings Inc MIL:1LITE
53 GF Score
Price €768.60
GF Value €145.45
Valuation Significantly Overvalued
! 7 Warning Signs
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What is Lumentum Holdings 3-Year Sharpe Ratio?

The 3-Year Sharpe Ratio measures the additional return that an investor receives per unit of increase in risk over the past three years. As of today (2026-09-07), Lumentum Holdings's 3-Year Sharpe Ratio is Not available.

Lumentum Holdings  (MIL:1LITE) 3-Year Sharpe Ratio Explanation

The 3-Year Sharpe Ratio inidicates the risk-adjusted return of an investment over the past three years. It is calculated as the annualized result of the average three-year monthly excess returns divided by its standard deviation in the three-year period. The monthly excess return is the monthly investment return minus the monthly risk-free rate (typically the 10-year Treasury Constant Maturity Rate). If the risk-free rate for a specific region is not available, U.S. data is used by default.

The greater a portfolio's Sharpe Ratio, the better its risk-adjusted performance. A negative Sharpe Ratio means the risk-free rate is greater than the portfolio’s historical or projected return, or else the portfolio's return is expected to be negative.

Lumentum Holdings 3-Year Sharpe Ratio Related Terms

MIL:1LITE vs MSI, HPE, CIEN: 3-Year Sharpe Ratio Comparison

For the Communication Equipment subindustry, Lumentum Holdings's 3-Year Sharpe Ratio, along with its competitors' market caps and 3-Year Sharpe Ratio data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

Lumentum Holdings 3-Year Sharpe Ratio vs Hardware Industry

For the Hardware industry and Technology sector, Lumentum Holdings's 3-Year Sharpe Ratio distribution charts can be found below:

* The bar in red indicates where Lumentum Holdings's 3-Year Sharpe Ratio falls into.


MIL:1LITE
53GF Score
Lumentum Holdings Inc MIL:1LITE
3-Year Sharpe Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Lumentum Holdings 3-Year Sharpe Ratio Calculation

The 3-Year Sharpe Ratio measures the performance of an investment such as a stock or portfolio compared to a risk-free asset in the last three years. A stock / portfolio's 3-Year Sharpe Ratio can be calculated by dividing the difference between the three-year average monthly returns of the investment and the risk-free rate, by the standard deviation of the investment returns over the past three years.

Is Lumentum Holdings (MIL:1LITE) Overvalued in 2026?

Based on GuruFocus' analysis, Lumentum Holdings stock appears to be overvalued. The current stock price of €768.60 is trading 428.4% above its estimated GF Value™ of €145.45. GuruFocus considers Lumentum Holdings to be Significantly Overvalued.

Key valuation signals for MIL:1LITE:

  • 3-Year Sharpe Ratio: N/A
  • GF Value™: €145.45 vs. price of €768.60 (428.4% above fair value)
  • GF Score™: 53/100 with 7 warning signs

No single metric tells the full story. See the MIL:1LITE 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.
53GF Score

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3-Year Sharpe Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€768.60
Price
€145.45
GF Value