DIOD (Diodes) Moat Score: 4/10 (As of Jun. 26, 2026)


DIOD Diodes Inc DIOD
67 GF Score
Price $103.62
GF Value $67.90
Valuation Significantly Overvalued
! 8 Warning Signs
View Full Analysis

What is Diodes Moat Score?

Diodes DIOD -9.66% 67 Moat Score is 4 as of Jun. 26, 2026. GuruFocus rates DIOD with a GF Score™ of 67/100 and a GF Value™ of $67.90 (Significantly Overvalued). The stock has 8 warning signs investors should review. Among 1,002 Semiconductors companies, Diodes ranks better than 89.32% on this metric.

Diodes has the Moat Score of 4, which implies that the company might have Narrow Moat - Discernible but modest moat.

Diodes has Narrow Moat: Diodes Inc benefits from some proprietary technology and economies of scale in semiconductor manufacturing. However, the industry is highly competitive with rapid technological changes, limiting its moat to a modest level.

Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more.

The company's Moat Score is based on these criteria:

1. Market leadership and sustainable market share
2. Network effects and significant customer switching costs
3. Valuable intellectual property and patents
4. Strong brand strength and deep customer loyalty
5. Durable cost advantages (e.g., economies of scale, proprietary technology)
6. Significant regulatory barriers and exclusive licenses
7. Superior distribution network
8. Strong and sustainable pricing power
9. Consistent and impactful innovation and R&D capabilities

Based on the research, GuruFocus believes Diodes might have Narrow Moat - Discernible but modest moat.

Diodes  (NAS:DIOD) Moat Score Explanation

The Moat Score ranges from 0 to 10, with 10 as the highest. GuruFocus divided Moat Score into following 8 categories:

Moat Score Moat Level
10Wide Moat - Exceptionally dominant and durable wide moat
8 - 9Wide Moat - Clear and robust wide moat
7Wide Moat - Entry-level wide moat, clearly possessing durable advantages
6Narrow Moat - Strong narrow moat, clearly distinguishable but not wide
5Narrow Moat - Solid narrow moat
4Narrow Moat - Discernible but modest moat
1 - 3No Moat - Very weak/transient advantages
0No Moat - No discernible moat

Diodes Moat Score Related Terms

DIOD vs POWI, PI, SYNA: Moat Score Comparison

For the Semiconductors subindustry, Diodes's Moat Score, along with its competitors' market caps and Moat Score 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.

Diodes Moat Score vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Diodes's Moat Score distribution charts can be found below:

* The bar in red indicates where Diodes's Moat Score falls into.


DIOD
67GF Score
Diodes Inc DIOD
Moat Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis
Frequently Asked Questions Learn more about Moat Score →
What does a Moat Score of 4 mean?
Diodes (DIOD) has a Moat Score of 4 as of Jun. 26, 2026. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. According to the industry distribution chart, Diodes ranks #107 out of 1002 companies in the Semiconductors industry, placing it in the top 10.7%.
Is Diodes' Moat Score too high?
Diodes' current Moat Score is 4. Based on the distribution chart, Diodes ranks #107 out of 1002 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, Diodes has a GF Score™ of 67/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Diodes' Moat Score compare to POWI and PI?
According to the Semiconductors industry distribution chart, Diodes ranks #107 out of 1002 companies for Moat Score. This places Diodes in the top 11% of its industry — outperforming the majority of peers. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Moat Score for a Semiconductors company?
A good Moat Score depends on the Semiconductors industry context. However, Moat Score 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 Moat Score mean?
A high Moat Score can signal that a stock is expensive relative to its fundamentals. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. Diodes's current Moat Score is 4. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Diodes stock overvalued right now?
Based on GuruFocus' analysis, Diodes (DIOD) is currently considered Significantly Overvalued. The stock's GF Value™ is $67.90, compared to a current price of $103.62 — trading 52.6% above its estimated fair value. The current Moat Score is 4. Diodes' overall GF Score™ is 67/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Moat Score calculated?
Moat Score is calculated from a company's financial statements. For Diodes (DIOD), the current Moat Score is 4 as of Jun. 26, 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 Diodes (DIOD) Overvalued in 2026?

Based on GuruFocus' analysis, Diodes stock appears to be overvalued. The current stock price of $103.62 is trading 52.6% above its estimated GF Value™ of $67.90. GuruFocus considers Diodes to be Significantly Overvalued.

Key valuation signals for DIOD:

  • Moat Score: 4
  • GF Value™: $67.90 vs. price of $103.62 (52.6% above fair value)
  • GF Score™: 67/100 with 8 warning signs

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

Diodes Business Description

Other Exchanges DDQ: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.
67GF Score

Get the complete analysis for DIOD

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

$103.62
Price
$67.90
GF Value