FDK (STU:5FN) Quality 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:5FN FDK Corp STU:5FN
57 GF Score
Price €2.26
GF Value €2.78
! 5 Warning Signs
View Full Analysis

What is FDK Quality Rank?

The Quality Rank measures the business quality of a company relative to other companies. It is ranked based on the strength of the balance sheet, as well as the profitability and growth of the business. The ranked companies are split in equal numbers and then ranked from 1 to 10, with 10 being the highest.

The rank of balance sheet (30%)

The rank of balance sheet is done through the ranking of:
  • Interest coverage
  • Zscore
  • Debt to revenue
  • Equity to asset
  • Cash to debt

The rank of Profitability (70%)

The ranking of Profitability is done by ranking:
  • Operating margin mean rank (10-year mean average profit margine)
  • Operating margin growth rank
  • Fscore
  • Predictability rank
  • Revenue growth rank (5 year), when the growth is higher than 25%, set it as 25%
  • Num of year profit (number of years that is profitable within the last 10 years)
  • ROIC median (10-year median of ROIC)

FDK Quality Rank Related Terms

STU:5FN
57GF Score
FDK Corp STU:5FN
Quality Rank is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is FDK (STU:5FN) Overvalued in 2026?

Based on GuruFocus' analysis, FDK stock appears to be undervalued. The current stock price of €2.26 is trading 18.7% below its estimated GF Value™ of €2.78.

Key valuation signals for STU:5FN:

  • Quality Rank:
  • GF Value™: €2.78 vs. price of €2.26 (18.7% below fair value)
  • GF Score™: 57/100 with 5 warning signs

No single metric tells the full story. See the STU:5FN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

FDK Business Description

Other Exchanges 6955:Japan
Address Hamagomu Bldg, 5-36-11 Shimbashi, Minato-ku, Tokyo, JPN, 105-8677
FDK Corp is a Japan-based company, engages in the manufacture and sale of electronic-related materials and products, as well as batteries. The company offers alkaline, nickel-metal hydride, lithium, and carbon-zinc batteries; and power storage systems, Li-ion capacitors, electric lights, and production systems for batteries. It also provides switching power supplies, coil devices, DC-DC power modules, multilayer power inductors, ceramic products, toners, and signal processing modules for LCDs.
57GF Score

Get the complete analysis for STU:5FN

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

€2.26
Price
€2.78
GF Value