QD Laser

QD Laser Rule of 40

The Rule of 40 of QD Laser (6613.T) as of Nov 1, 2026 is -18.98 %. In the previous year, Rule of 40 was -29.13 % — a change of -34.86% (higher).

Rule of 40

-18.98 %

YoY

-34.86%

Last updated:

Rule of 40 of QD Laser is 2026 -18.98 % . Rule of 40 of QD Laser was 2025 -29.13 % . It decreases by -34.86% higher compared to the previous year.

The QD Laser Rule of 40 history

  • 3 Years

  • 10 Years

  • 25 Years

  • Max

Rule of 40
Date
Rule of 40
Jan 1, 2020
-180.99 JPY
Jan 1, 2021
-78.85 JPY
Jan 1, 2022
-61.61 JPY
Jan 1, 2023
-42.74 JPY
Jan 1, 2024
-40.83 JPY
Jan 1, 2025
-29.13 JPY
Jan 1, 2026
-18.98 JPY
The QD Laser Rule of 40 history
YEARRule of 40YoY
-18.98 %-34.86%
-29.13 %-28.65%
-40.83 %-4.47%
-42.74 %-30.63%
-61.61 %-21.86%
-78.85 %-56.43%
-180.99 %—

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QD Laser Stock analysis

What does QD Laser do? QD Laser, Inc. generates revenue through its Laser Device segment, which produces and sells high-performance semiconductor lasers and wafers for communications and industrial applications using gallium arsenide substrates. Key products include 1240-1310nm quantum dot lasers, quantum dot lasers for silicon photonics, DFB lasers for 1030-1180nm material processing, and epitaxial wafers on GaAs substrates. These products target telecommunications and industrial sectors. The Laser Eyewear segment focuses on manufacturing and selling retinal scanning laser eyewear, featuring small visible lasers at 532-594nm. This segment serves consumer electronics and industrial markets. Both segments leverage the company's semiconductor laser expertise to address specific market needs with tailored solutions. QD Laser is one of the most popular companies on Eulerpool.

Frequently Asked Questions about QD Laser stock

Rule of 40 of QD Laser is -18.98 % in 2026.

On Eulerpool you can find the complete historical development of Rule of 40 QD Laser 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 — QD Laser

AAQSPiotroski F-ScoreAltman Z-ScoreGraham NumberRule of 40

All Key Metrics — QD Laser