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 |
|---|---|---|---|
| 10-Q | Quarterly report | Oct 27, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Oct 22, 2026 | Oct 22, 2026 |
| 8-K/A |
Amended current report
Shareholder vote results
|
Jul 28, 2026 | Apr 28, 2026 |
| 10-Q | Quarterly report | Jul 28, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 23, 2026 | Jul 23, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 28, 2026 | — |
| 8-K |
Current report
Shareholder vote results
|
Apr 29, 2026 | Apr 28, 2026 |
| 10-Q | Quarterly report | Apr 28, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 23, 2026 | Apr 23, 2026 |
| ARS | Annual report to shareholders | Mar 11, 2026 | Mar 11, 2026 |
| DEF 14A | Proxy statement | Mar 11, 2026 | Mar 11, 2026 |
| DEFA14A | Additional proxy material | Mar 11, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Feb 20, 2026 | Feb 17, 2026 |
| 10-K | Annual report | Feb 9, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 5, 2026 | Feb 5, 2026 |
| 10-Q | Quarterly report | Oct 28, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 23, 2025 | Oct 23, 2025 |
| 10-Q | Quarterly report | Jul 29, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 24, 2025 | Jul 24, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 22, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 13, 2025 | May 13, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 1, 2025 | Apr 29, 2025 |
| 15-15D | Filing | Apr 30, 2025 | — |
| S-8 POS | Filing | Apr 30, 2025 | — |
| 10-Q | Quarterly report | Apr 29, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2025 | Apr 24, 2025 |
| ARS | Annual report to shareholders | Mar 14, 2025 | Mar 14, 2025 |
| DEFA14A | Additional proxy material | Mar 14, 2025 | — |
| DEF 14A | Proxy statement | Mar 14, 2025 | Mar 14, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 25, 2025 | Feb 18, 2025 |
| 10-K | Annual report | Feb 13, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 13, 2025 | Feb 13, 2025 |
| 8-K |
Current report
Acquisition or sale of assets, Regulation FD disclosure
|
Dec 30, 2024 | Dec 27, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 9, 2024 | Dec 6, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Oct 31, 2024 | Oct 29, 2024 |
| 10-Q | Quarterly report | Oct 29, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 24, 2024 | Oct 24, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Sep 19, 2024 | Sep 18, 2024 |
| 8-K |
Current report
Officer or director change
|
Sep 6, 2024 | Sep 3, 2024 |
| 10-Q | Quarterly report | Jul 31, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2024 | Jul 31, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jun 18, 2024 | Jun 18, 2024 |
| 11-K | Employee savings plan report | Jun 18, 2024 | Dec 31, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 23, 2024 | — |
| S-8 | Employee stock plan registration | May 14, 2024 | — |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
May 7, 2024 | Apr 30, 2024 |
| 10-Q | Quarterly report | May 1, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 1, 2024 | May 1, 2024 |
| ARS | Annual report to shareholders | Mar 15, 2024 | Mar 15, 2024 |
| DEFA14A | Additional proxy material | Mar 15, 2024 | — |
| DEF 14A | Proxy statement | Mar 15, 2024 | Mar 15, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 1, 2024 | Mar 1, 2024 |
| 10-K | Annual report | Feb 21, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 7, 2024 | Feb 7, 2024 |
| 8-K |
Current report
Officer or director change
|
Dec 27, 2023 | Dec 20, 2023 |
| 10-Q | Quarterly report | Nov 2, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2023 | Nov 2, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 28, 2023 | Sep 25, 2023 |
| 8-K |
Current report
Material agreement
|
Sep 21, 2023 | Sep 15, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 18, 2023 | Sep 18, 2023 |
| 10-Q | Quarterly report | Aug 2, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 2, 2023 | Aug 2, 2023 |
| 11-K | Employee savings plan report | Jun 15, 2023 | Dec 31, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2023 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 16, 2023 | May 16, 2023 |
| 8-K |
Current report
Shareholder vote results
|
May 4, 2023 | May 2, 2023 |
| 10-Q | Quarterly report | May 2, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
Apr 27, 2023 | Apr 27, 2023 |
| ARS | Annual report to shareholders | Mar 17, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Mar 17, 2023 | — |
| DEF 14A | Proxy statement | Mar 17, 2023 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 23, 2023 | Feb 23, 2023 |
| 10-K | Annual report | Feb 9, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Material agreement, Results of operations, New debt
|
Feb 9, 2023 | Feb 8, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 28, 2022 | Nov 28, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 16, 2022 | Nov 16, 2022 |
| 10-Q | Quarterly report | Oct 27, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations, Bylaw or fiscal year change
|
Oct 27, 2022 | Oct 25, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 9, 2022 | Aug 9, 2022 |
| 10-Q | Quarterly report | Aug 2, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations, Exit or restructuring costs
|
Aug 2, 2022 | Jul 28, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 27, 2022 | Jul 26, 2022 |
| 11-K | Employee savings plan report | Jun 16, 2022 | Dec 31, 2021 |
| SD | Specialized disclosure (conflict minerals) | May 26, 2022 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 2, 2022 | May 2, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Apr 29, 2022 | Apr 26, 2022 |
| 10-Q | Quarterly report | Apr 28, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Apr 28, 2022 | Apr 28, 2022 |
| DEFA14A | Additional proxy material | Mar 11, 2022 | — |
| DEF 14A | Proxy statement | Mar 11, 2022 | Mar 11, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 10, 2022 | Feb 10, 2022 |
| 10-K | Annual report | Feb 9, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 9, 2022 | Feb 9, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 30, 2021 | Nov 30, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 5, 2021 | Nov 3, 2021 |
| 10-Q | Quarterly report | Oct 28, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 27, 2021 | Oct 27, 2021 |
| 10-Q | Quarterly report | Jul 28, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2021 | Jul 28, 2021 |
| 11-K | Employee savings plan report | Jun 16, 2021 | Dec 31, 2020 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2021 | — |
| 8-K |
Current report
Shareholder vote results
|
Apr 29, 2021 | Apr 27, 2021 |
| 10-Q | Quarterly report | Apr 27, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 22, 2021 | Apr 22, 2021 |
| DEFA14A | Additional proxy material | Mar 11, 2021 | — |
| DEF 14A | Proxy statement | Mar 11, 2021 | Apr 27, 2021 |
| 10-K | Annual report | Feb 10, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 4, 2021 | Feb 4, 2021 |
| 8-K |
Current report
Results of operations
|
Jan 11, 2021 | Jan 11, 2021 |
| 10-Q | Quarterly report | Oct 29, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 29, 2020 | Oct 29, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 13, 2020 | Oct 13, 2020 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Sep 8, 2020 | Sep 4, 2020 |
| 10-Q | Quarterly report | Jul 29, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2020 | Jul 29, 2020 |
| 8-K/A |
Amended current report
Shareholder vote results
|
Jul 28, 2020 | Apr 27, 2020 |
| 11-K | Employee savings plan report | Jun 18, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Exit or restructuring costs
|
Jun 15, 2020 | Jun 12, 2020 |
| SD | Specialized disclosure (conflict minerals) | May 22, 2020 | — |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure
|
May 19, 2020 | May 15, 2020 |
| S-8 | Employee stock plan registration | May 14, 2020 | — |
| 10-Q | Quarterly report | May 5, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
May 4, 2020 | May 4, 2020 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 1, 2020 | Apr 27, 2020 |
| DEFA14A | Additional proxy material | Apr 20, 2020 | — |
| 8-K |
Current report
Results of operations
|
Apr 13, 2020 | Apr 13, 2020 |
| DEFA14A | Additional proxy material | Apr 6, 2020 | — |
| DEFA14A | Additional proxy material | Apr 6, 2020 | — |
| DEFA14A | Additional proxy material | Mar 12, 2020 | — |
| DEF 14A | Proxy statement | Mar 12, 2020 | Apr 28, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 24, 2020 | Feb 24, 2020 |
| 10-K | Annual report | Feb 12, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 4, 2020 | Feb 4, 2020 |
| 8-K |
Current report
Other events
|
Jan 24, 2020 | Jan 24, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 23, 2019 | Dec 20, 2019 |
| 8-K |
Current report
Officer or director change
|
Nov 4, 2019 | Oct 29, 2019 |
| 10-Q | Quarterly report | Oct 28, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 24, 2019 | Oct 24, 2019 |
| 8-K |
Current report
Officer or director change
|
Oct 18, 2019 | Oct 16, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 17, 2019 | Sep 17, 2019 |
| 8-K | Current report | Sep 11, 2019 | Sep 11, 2019 |
| 10-Q | Quarterly report | Jul 31, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 24, 2019 | Jul 24, 2019 |
| 11-K | Employee savings plan report | Jun 18, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Jun 11, 2019 | Jun 6, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Jun 6, 2019 | May 31, 2019 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2019 | — |
| DEFA14A | Additional proxy material | May 10, 2019 | — |
| DEFA14A | Additional proxy material | May 9, 2019 | — |
| 8-K |
Current report
Material agreement, Officer or director change, Other events
|
May 9, 2019 | May 9, 2019 |
| 10-Q | Quarterly report | Apr 30, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2019 | Apr 24, 2019 |
| DFAN14A | Caligan partners lp | Apr 18, 2019 | — |
| DEFC14A | Knowles corp | Apr 18, 2019 | — |
| DEFC14A | Definitive contested proxy statement | Apr 15, 2019 | — |
| DEFA14A | Additional proxy material | Apr 10, 2019 | — |
| 8-K |
Current report
Officer or director change
|
Apr 10, 2019 | Apr 4, 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 | — |
| 10-K | Annual report | Feb 19, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Results of operations
|
Feb 7, 2019 | Feb 7, 2019 |
| 10-Q | Quarterly report | Nov 2, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 24, 2018 | Oct 24, 2018 |
| UPLOAD | Letter from the SEC | Oct 4, 2018 | — |
| CORRESP | Letter to the SEC | Sep 28, 2018 | — |
| UPLOAD | Letter from the SEC | Sep 19, 2018 | — |
| 10-Q | Quarterly report | Jul 30, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Results of operations
|
Jul 24, 2018 | Jul 24, 2018 |
| 8-K |
Current report
Officer or director change
|
Jun 28, 2018 | Jun 22, 2018 |
| 11-K | Employee savings plan report | Jun 26, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Officer or director change
|
Jun 19, 2018 | Jun 18, 2018 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2018 | — |
| S-8 | Employee stock plan registration | May 3, 2018 | — |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
May 2, 2018 | May 1, 2018 |
| 10-Q | Quarterly report | Apr 30, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2018 | Apr 26, 2018 |
| DEFA14A | Additional proxy material | Mar 14, 2018 | — |
| DEF 14A | Proxy statement | Mar 14, 2018 | May 1, 2018 |
| PRE 14A | Preliminary proxy statement | Mar 2, 2018 | May 1, 2018 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure, Other events
|
Feb 21, 2018 | Feb 16, 2018 |
| 10-K | Annual report | Feb 20, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Results of operations
|
Feb 7, 2018 | Feb 7, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 28, 2017 | Nov 28, 2017 |
| 10-Q | Quarterly report | Oct 30, 2017 | Sep 30, 2017 |
| 8-K |
Current report
Results of operations
|
Oct 25, 2017 | Oct 25, 2017 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Oct 13, 2017 | Oct 11, 2017 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure
|
Aug 4, 2017 | Aug 1, 2017 |
| 10-Q | Quarterly report | Jul 31, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2017 | Jul 26, 2017 |
| 11-K | Employee savings plan report | Jun 22, 2017 | Dec 31, 2016 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2017 | — |
| 8-K |
Current report
Shareholder vote results
|
May 5, 2017 | May 2, 2017 |
| 10-Q | Quarterly report | Apr 28, 2017 | Mar 31, 2017 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2017 | Apr 26, 2017 |
| DEFA14A | Additional proxy material | Apr 25, 2017 | — |
| DEF 14A | Proxy statement | Mar 16, 2017 | May 2, 2017 |
| 10-K | Annual report | Feb 21, 2017 | Dec 31, 2016 |
Showing 200 filings, the most recent 200. 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.