Knowles Corp
Knowles Corporation (NYSE: KNX) is a leading manufacturer of specialty electronic components headquartered in the United States with a global presence across eleven countries. The company designs and produces high-performance capacitors, radio frequency filters, advanced microphones, and balanced armature speakers… From the company’s description.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.
What Knowles Corp does
In the company’s own words
Knowles Corporation (NYSE: KNX) is a leading manufacturer of specialty electronic components headquartered in the United States with a global presence across eleven countries. The company designs and produces high-performance capacitors, radio frequency filters, advanced microphones, and balanced armature speakers that enable critical functions in demanding applications. Founded in 1946, Knowles has evolved into a sophisticated provider of custom-engineered solutions serving medtech, defense, industrial, and electrification/energy markets. The company operates approximately 5,200 employees worldwide and maintains manufacturing, sales, and engineering facilities across North America, Europe, and Asia.
Knowles operates through two reportable segments. The Precision Devices segment, representing 55 percent of consolidated revenues, specializes in high-performance capacitors and RF filtering solutions for defense, industrial, medtech, and electrification/energy applications. The Medtech & Specialty Audio segment, accounting for 45 percent of revenues, designs and manufactures balanced armature speakers and microphones for hearing health and specialty audio applications. The company's global distribution center is located in Penang, Malaysia, and the company sells directly to original equipment manufacturers and through sales representatives and distributors worldwide.
The company's competitive positioning rests on innovation, customization capabilities, and manufacturing excellence. Knowles maintains a portfolio of U.S. patents expiring between 2026 and 2045 and holds federal trademark registrations for the Knowles brand and associated logos. The company benefits from strong customer intimacy and deep engineering expertise that enable it to deliver uniquely customized components meeting exacting quality and reliability standards. Key customers include major OEMs and operators in served markets, with WS Audiology A/S and TTI, Inc. representing significant revenue concentrations.
The company's strategy focuses on leveraging proprietary technologies to design custom-engineered solutions delivered at scale in high-growth markets. Recent strategic initiatives include expanding film capacitor reach into new energy sectors and maintaining focus on research and development investments to support product innovation and market expansion. More information about Knowles is available at www.knowles.com.
Company details
- Sector
- Technology
- Industry
- Electronic Equipment
- Headquarters
- ITASCA, IL
- Fiscal year end
- December
- CIK
- 1587523
- SIC
- 3651
Financial performance, year by year
Fiscal 2014–2025 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns Knowles Corp — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Superinvestors in Knowles Corp · what they did last quarter
Share of each manager’s reported 13F portfolio. Change is in shares held, since the previous quarter.
Largest fund holders · Knowles Corp’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Fund ownership is a subset of institutional 13F ownership — the two describe overlapping populations and must not be added together.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
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