Knowles Rule of 40
The Rule of 40 of Knowles (KN) as of Oct 12, 2026 is 20.27 %. In the previous year, Rule of 40 was 31.41 % — a change of -35.47% (lower).
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Rule of 40
20.27 %
YoY
-35.47%
Last updated:
Rule of 40 of Knowles is 2025 20.27 % . Rule of 40 of Knowles was 2024 31.41 % . It decreases by -35.47% lower compared to the previous year.
The Knowles Rule of 40 history
3 Years
10 Years
25 Years
Max
Rule of 40
Date
Rule of 40
Jan 1, 2018
20.78 USD
Jan 1, 2019
13.68 USD
Jan 1, 2020
-4.32 USD
Jan 1, 2021
27.20 USD
Jan 1, 2022
-25.88 USD
Jan 1, 2023
6.22 USD
Jan 1, 2024
31.41 USD
Jan 1, 2025
20.27 USD
| YEAR | Rule of 40 | YoY |
|---|---|---|
| 20.27 % | -35.47% | |
| 31.41 % | +405.07% | |
| 6.22 % | -124.03% | |
| -25.88 % | -195.16% | |
| 27.20 % | -729.55% | |
| -4.32 % | -131.58% | |
| 13.68 % | -34.15% | |
| 20.78 % | +157.36% | |
| 8.07 % | -320.05% | |
| -3.67 % | -81.32% | |
| -19.64 % | — |
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Knowles Stock analysis
What does Knowles do? The Knowles Corporation is a leading technology provider based in Illinois, USA. The company was founded in 1946 by Hugh Knowles, who was a pioneer in the field of hearing aid technology. Nowadays, the company has over 10,000 employees worldwide and is known for developing innovative solutions for various industries. The Knowles Corporation operates in four main business segments: Mobile Communications, Consumer Electronics, Medical and Industrial, and Specialty Components. The Mobile Communications segment is the largest and includes solutions for mobile phones, tablets, wireless earphones, and headsets. Consumer Electronics includes solutions for speakers and headphones, while Medical and Industrial offers solutions for hearing aids, medical devices, and industrial applications. Specialty Components includes various acoustic components such as MEMS microphones and piezo components. The products of the Knowles Corporation are diverse, ranging from microphones in cameras and tablets to hearing aids. The company is a leader in the development of MEMS microphones, which are small, energy-efficient, and yet powerful. The microphones have a high signal-to-noise ratio, making them ideal for applications that require high sensitivity, such as hearing aids or voice control systems. In addition to this range, the Knowles Corporation also offers various software solutions to optimize the performance of its products. Knowles' proprietary speech processing technology allows its microphones to reduce background noise and improve speech quality. Furthermore, the company also provides customized solutions to meet the requirements of its customers. The Knowles Corporation is an innovative company that continuously develops groundbreaking technologies to meet the needs of its customers. The company has a long history in the research and development of acoustic solutions and is known for its high-quality products. The Knowles Corporation takes pride in establishing itself as a trusted partner for customers around the world. Knowles is one of the most popular companies on Eulerpool.
Frequently Asked Questions about Knowles stock
Rule of 40 of Knowles is 20.27 % in 2025.
On Eulerpool you can find the complete historical development of Rule of 40 Knowles 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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