Knowles Corp SEC filings KN
Knowles Corp has 998 filings in SEC EDGAR's recent list, going back to Sep 30, 2013. Its latest annual report, Form ARS, was filed on Mar 11, 2026 for the period ended Mar 11, 2026. The latest quarterly report (Form 10-Q) was filed on Oct 27, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 22, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | May 28, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 22, 2025 | — |
| 15-15D | Filing | Apr 30, 2025 | — |
| 11-K | Employee savings plan report | Jun 18, 2024 | Dec 31, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 23, 2024 | — |
| 11-K | Employee savings plan report | Jun 15, 2023 | Dec 31, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2023 | — |
| 11-K | Employee savings plan report | Jun 16, 2022 | Dec 31, 2021 |
| SD | Specialized disclosure (conflict minerals) | May 26, 2022 | — |
| 11-K | Employee savings plan report | Jun 16, 2021 | Dec 31, 2020 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2021 | — |
| 11-K | Employee savings plan report | Jun 18, 2020 | Dec 31, 2019 |
| SD | Specialized disclosure (conflict minerals) | May 22, 2020 | — |
| 11-K | Employee savings plan report | Jun 18, 2019 | Dec 31, 2018 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2019 | — |
| DFAN14A | Caligan partners lp | Apr 18, 2019 | — |
| DEFC14A | Knowles corp | Apr 18, 2019 | — |
| DEFC14A | Definitive contested proxy statement | Apr 15, 2019 | — |
| PREC14A | Preliminary proxy statement | Apr 8, 2019 | — |
| DFAN14A | Knowles corporation | Apr 8, 2019 | — |
| PREC14A | Preliminary proxy statement | Apr 5, 2019 | — |
| DFAN14A | Knowles corporation | Apr 3, 2019 | — |
| DFAN14A | Knowles corp | Mar 29, 2019 | — |
| UPLOAD | Letter from the SEC | Oct 4, 2018 | — |
| CORRESP | Letter to the SEC | Sep 28, 2018 | — |
| UPLOAD | Letter from the SEC | Sep 19, 2018 | — |
| 11-K | Employee savings plan report | Jun 26, 2018 | Dec 31, 2017 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2018 | — |
| 11-K | Employee savings plan report | Jun 22, 2017 | Dec 31, 2016 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2017 | — |
| UPLOAD | Letter from the SEC | Aug 15, 2016 | — |
| CORRESP | Letter to the SEC | Aug 3, 2016 | — |
| CORRESP | Letter to the SEC | Jul 7, 2016 | — |
| CORRESP | Letter to the SEC | Jun 27, 2016 | — |
| 11-K | Employee savings plan report | Jun 23, 2016 | Dec 31, 2015 |
| UPLOAD | Letter from the SEC | Jun 15, 2016 | — |
| SD | Specialized disclosure (conflict minerals) | May 26, 2016 | — |
| SC TO-T/A | Filing | Jul 16, 2015 | — |
| SC TO-T/A | Filing | Jul 1, 2015 | — |
| EFFECT | Filing | Jun 30, 2015 | — |
| SC TO-T/A | Filing | Jun 29, 2015 | — |
| CORRESP | Letter to the SEC | Jun 26, 2015 | — |
| 11-K | Employee savings plan report | Jun 17, 2015 | Dec 31, 2014 |
| SC TO-T/A | Filing | Jun 17, 2015 | — |
| SC TO-T/A | Filing | Jun 11, 2015 | — |
| CORRESP | Letter to the SEC | Jun 10, 2015 | — |
| UPLOAD | Letter from the SEC | Jun 9, 2015 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2015 | — |
| SC TO-T/A | Filing | May 22, 2015 | — |
| SC TO-T | Filing | May 19, 2015 | — |
| 425 | Filing | May 19, 2015 | — |
| 425 | Filing | May 1, 2015 | — |
| 425 | Filing | Apr 30, 2015 | — |
| 425 | Filing | Apr 30, 2015 | — |
| 425 | Filing | Apr 30, 2015 | — |
| 425 | Form 8-k | Apr 30, 2015 | — |
| CERTNYS | Auto-generated paper document | Feb 6, 2014 | — |
| CORRESP | Letter to the SEC | Feb 6, 2014 | — |
| 10-12B/A | Filing | Feb 6, 2014 | — |
| 10-12B/A | Filing | Jan 30, 2014 | — |
| 10-12B/A | Filing | Dec 24, 2013 | — |
| 10-12B/A | Filing | Dec 11, 2013 | — |
| UPLOAD | Letter from the SEC | Nov 25, 2013 | — |
| 10-12B/A | Filing | Nov 15, 2013 | — |
| UPLOAD | Letter from the SEC | Oct 25, 2013 | — |
| 10-12B | Filing | Sep 30, 2013 | — |
Showing 66 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Household Audio & Video Equipment (SIC 3651)
- Listed as
- KN (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Itasca, IL
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1587523
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.