FDK Rule of 40
The Rule of 40 of FDK (6955.T) as of Oct 18, 2026 is -2.91 %. In the previous year, Rule of 40 was 3.00 % — a change of -197.15% (lower).
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Rule of 40
-2.91 %
YoY
-197.15%
Last updated:
Rule of 40 of FDK is 2026 -2.91 % . Rule of 40 of FDK was 2025 3.00 % . It decreases by -197.15% lower compared to the previous year.
The FDK Rule of 40 history
3 Years
10 Years
25 Years
Max
Rule of 40
Date
Rule of 40
Jan 1, 2019
-0.25 JPY
Jan 1, 2020
-12.50 JPY
Jan 1, 2021
1.90 JPY
Jan 1, 2022
3.25 JPY
Jan 1, 2023
3.54 JPY
Jan 1, 2024
0.82 JPY
Jan 1, 2025
3.00 JPY
Jan 1, 2026
-2.91 JPY
| YEAR | Rule of 40 | YoY |
|---|---|---|
| -2.91 % | -197.15% | |
| 3.00 % | +264.03% | |
| 0.82 % | -76.76% | |
| 3.54 % | +9.04% | |
| 3.25 % | +71.02% | |
| 1.90 % | -115.20% | |
| -12.50 % | +4,995.19% | |
| -0.25 % | -253.12% | |
| 0.16 % | -101.74% | |
| -9.20 % | -219.54% | |
| 7.69 % | -11.01% | |
| 8.64 % | — |
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FDK Stock analysis
What does FDK do? FDK Corp., headquartered in Minato-ku, Tokyo, operates in the Industrials sector with a focus on Electrical Equipment. The company manufactures and sells batteries, rechargeable batteries, electronic components, and devices. Its Battery segment produces alkaline dry batteries, nickel hydride batteries, lithium batteries, and electric storage systems. The Electronic segment offers switching power supplies, coil devices, DC-DC power modules, and ceramic components. FDK employs 2,436 people and has been listed since 1 October 1969. FDK is one of the most popular companies on Eulerpool.
Frequently Asked Questions about FDK stock
Rule of 40 of FDK is -2.91 % in 2026.
On Eulerpool you can find the complete historical development of Rule of 40 FDK since 2006 – with annual values, charts, and detailed analysis.
The Rule of 40 states that a company's revenue growth rate plus profit margin should exceed 40%. It is widely used to evaluate SaaS and high-growth companies.
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Quality — FDK
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