HSYDF (Harmonic Drive Systems) Moat Score: 5/10 (As of Jun. 27, 2026)


HSYDF Harmonic Drive Systems Inc HSYDF
69 GF Score
Price $44.88
GF Value $23.39
Valuation Significantly Overvalued
! 10 Warning Signs
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What is Harmonic Drive Systems Moat Score?

Harmonic Drive Systems HSYDF -6.92% 69 Moat Score is 5 as of Jun. 27, 2026. GuruFocus rates HSYDF with a GF Score™ of 69/100 and a GF Value™ of $23.39 (Significantly Overvalued). The stock has 10 warning signs investors should review. Among 3,049 Industrial Products companies, Harmonic Drive Systems ranks better than 96.92% on this metric.

Harmonic Drive Systems has the Moat Score of 5, which implies that the company might have Narrow Moat - Solid narrow moat.

Harmonic Drive Systems has Narrow Moat: Harmonic Drive Systems has a solid position in precision gear technology with valuable patents and proprietary technology. However, its market share is not dominant enough to ensure a wide moat, and it faces competition from other precision component manufacturers.

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 Harmonic Drive Systems might have Narrow Moat - Solid narrow moat.

Harmonic Drive Systems  (OTCPK:HSYDF) 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

Harmonic Drive Systems Moat Score Related Terms

HSYDF vs GEV, ETN, PH: Moat Score Comparison

For the Specialty Industrial Machinery subindustry, Harmonic Drive Systems'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.

Harmonic Drive Systems Moat Score vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, Harmonic Drive Systems's Moat Score distribution charts can be found below:

* The bar in red indicates where Harmonic Drive Systems's Moat Score falls into.


HSYDF
69GF Score
Harmonic Drive Systems Inc HSYDF
Moat Score is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about Moat Score →
What does a Moat Score of 5 mean?
Harmonic Drive Systems (HSYDF) has a Moat Score of 5 as of Jun. 27, 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, Harmonic Drive Systems ranks #94 out of 3049 companies in the Industrial Products industry, placing it in the top 3.1%.
Is Harmonic Drive Systems' Moat Score too high?
Harmonic Drive Systems' current Moat Score is 5. Based on the distribution chart, Harmonic Drive Systems ranks #94 out of 3049 companies in the Industrial Products industry, which is in the top quartile — a strong position relative to peers. Overall, Harmonic Drive Systems has a GF Score™ of 69/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Harmonic Drive Systems' Moat Score compare to GEV and ETN?
According to the Industrial Products industry distribution chart, Harmonic Drive Systems ranks #94 out of 3049 companies for Moat Score. This places Harmonic Drive Systems in the top 3% 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 an Industrial Products company?
A good Moat Score depends on the Industrial Products 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. Harmonic Drive Systems's current Moat Score is 5. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Harmonic Drive Systems stock overvalued right now?
Based on GuruFocus' analysis, Harmonic Drive Systems (HSYDF) is currently considered Significantly Overvalued. The stock's GF Value™ is $23.39, compared to a current price of $44.88 — trading 91.9% above its estimated fair value. The current Moat Score is 5. Harmonic Drive Systems' overall GF Score™ is 69/100 with 10 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 Harmonic Drive Systems (HSYDF), the current Moat Score is 5 as of Jun. 27, 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 Harmonic Drive Systems (HSYDF) Overvalued in 2026?

Based on GuruFocus' analysis, Harmonic Drive Systems stock appears to be overvalued. The current stock price of $44.88 is trading 91.9% above its estimated GF Value™ of $23.39. GuruFocus considers Harmonic Drive Systems to be Significantly Overvalued.

Key valuation signals for HSYDF:

  • Moat Score: 5
  • GF Value™: $23.39 vs. price of $44.88 (91.9% above fair value)
  • GF Score™: 69/100 with 10 warning signs

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

Harmonic Drive Systems Business Description

Other Exchanges 6324:JapanK3R:Germany
Address 6-25-3 Minami-Oi, Shinagawa-ku, Tokyo, JPN, 140-0013
Harmonic Drive Systems manufactures and sells high-precision reduction gears (harmonic reducers) under the Harmonic Drive brand as well as other mechatronics products, including rotary actuators, linear actuators, and AC servo motors. The company also provides planetary gear speed reducers under the AccuDrive and Harmonic Planetary brands. Its products are used in industrial robots, semiconductor production equipment, and other high-precision equipment. HDS was founded in 1970 and is headquartered in Tokyo, Japan.
69GF Score

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

$44.88
Price
$23.39
GF Value