Diodes (STU:DDQ) Valuation Rank

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.
Reviewed by: Charlie Tian Charlie Tian
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.

STU:DDQ Diodes Inc STU:DDQ
72 GF Score
Price €81.00
GF Value €60.09
Valuation Significantly Overvalued
! 5 Warning Signs
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What is Diodes Valuation Rank?

The Valuation Rank measures the current valuation of a business relative to other companies in the same industry and its own historical valuation. The companies are split in equal numbers and then ranked from 1 to 10, with 10 as the most undervalued and 1 as the most overvalued.

  1. Three factors:
    • Absolute valuation (medpsvalue) relative to current stock price, rank among all companies
    • Historical valuation over the past 10 years. Rank pe, ps, pocf, ev2ebit over their own historical values
    • Industry relative valuation
  2. Companies without enough data is not ranked
  3. Companies with negative earnings are ranked lower

These three factors are used to calculate the value score for every eligible company, with values from 1 to 10. The final ranked companies are split in equal numbers and ranked from 1 to 10, with 10 as the most undervalued, and 1 as the most overvalued. The numbers of companies in each rank are the same.

Diodes Valuation Rank Related Terms

STU:DDQ
72GF Score
Diodes Inc STU:DDQ
Valuation Rank is just one metric. See GF Score™, valuation, warning signs, and more.
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Is Diodes (STU:DDQ) Overvalued in 2026?

Based on GuruFocus' analysis, Diodes stock appears to be overvalued. The current stock price of €81.00 is trading 34.8% above its estimated GF Value™ of €60.09. GuruFocus considers Diodes to be Significantly Overvalued.

Key valuation signals for STU:DDQ:

  • Valuation Rank:
  • GF Value™: €60.09 vs. price of €81.00 (34.8% above fair value)
  • GF Score™: 72/100 with 5 warning signs

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

Diodes Business Description

Other Exchanges DIOD:USADDQ:Germany
Address 4949 Hedgcoxe Road, Suite 200, Plano, TX, USA, 75024
Diodes Inc is a manufacturer and supplier of high-quality application-specific products within the broad discrete, logic, analog, and mixed-signal semiconductor markets. It serves the customer electronics, computing, communications, industrial, and automotive markets. The Company's products include diodes; rectifiers; transistors; MOSFETs; GPP bridges; GPP rectifiers; protection devices; function-specific arrays; single gate logic; amplifiers and comparators; Hall-effect and temperature sensors; and power management devices, including LED drivers, AC-DC converters and controllers, DC-DC switching and linear voltage regulators, voltage references along with special-function devices, such as USB power switches, load switches, voltage supervisors, and motor controllers.
72GF Score

Get the complete analysis for STU:DDQ

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

€81.00
Price
€60.09
GF Value