Clearfield, Inc. SEC filings CLFD
Clearfield, Inc. has 1,001 filings in SEC EDGAR's recent list, going back to Aug 28, 2007. Its latest annual report, Form 10-K, was filed on Nov 25, 2025 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 20, 2026 (officer or director change, regulation fd disclosure). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 20, 2026 | Oct 15, 2026 |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 8-K |
Current report
Material agreement
|
Jul 28, 2026 | Jul 24, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 27, 2026 | — |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 6, 2026 | May 6, 2026 |
| 8-K |
Current report
Material agreement
|
Apr 30, 2026 | Apr 25, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Feb 27, 2026 | Feb 26, 2026 |
| 10-Q | Quarterly report | Feb 9, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 4, 2026 | Feb 4, 2026 |
| DEFA14A | Additional proxy material | Jan 15, 2026 | — |
| DEF 14A | Proxy statement | Jan 15, 2026 | Feb 26, 2026 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Dec 12, 2025 | Dec 10, 2025 |
| 10-K | Annual report | Nov 25, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 25, 2025 | Nov 25, 2025 |
| 8-K |
Current report
Material agreement
|
Nov 17, 2025 | Nov 11, 2025 |
| 8-K |
Current report
Officer or director change
|
Oct 29, 2025 | Oct 28, 2025 |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2025 | Aug 6, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2025 | — |
| 10-Q | Quarterly report | May 9, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 8, 2025 | May 8, 2025 |
| 8-K |
Current report
Material agreement
|
Apr 25, 2025 | Apr 25, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Mar 3, 2025 | Feb 27, 2025 |
| 10-Q | Quarterly report | Feb 7, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2025 | Feb 6, 2025 |
| DEF 14A | Proxy statement | Jan 16, 2025 | Feb 27, 2025 |
| DEFA14A | Additional proxy material | Jan 16, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Jan 6, 2025 | Dec 30, 2024 |
| 8-K |
Current report
Officer or director change
|
Nov 26, 2024 | Nov 25, 2024 |
| 8-K |
Current report
Auditor change
|
Nov 21, 2024 | Nov 18, 2024 |
| 10-K | Annual report | Nov 15, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 7, 2024 | Nov 1, 2024 |
| 8-K |
Current report
Officer or director change
|
Sep 4, 2024 | Aug 28, 2024 |
| 10-Q | Quarterly report | Aug 6, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2024 | Aug 1, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 22, 2024 | — |
| 10-Q | Quarterly report | May 7, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 2, 2024 | May 2, 2024 |
| 8-K |
Current report
Material agreement
|
Apr 9, 2024 | Apr 4, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Feb 26, 2024 | Feb 22, 2024 |
| 10-Q | Quarterly report | Feb 5, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 1, 2024 | Feb 1, 2024 |
| DEF 14A | Proxy statement | Jan 11, 2024 | Feb 22, 2024 |
| DEFA14A | Additional proxy material | Jan 11, 2024 | — |
| 10-K | Annual report | Nov 29, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Officer or director change
|
Nov 14, 2023 | Nov 10, 2023 |
| 8-K |
Current report
Other events
|
Nov 13, 2023 | Nov 7, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2023 | Nov 9, 2023 |
| 8-K |
Current report
Officer or director change
|
Oct 4, 2023 | Sep 28, 2023 |
| 10-Q | Quarterly report | Aug 8, 2023 | Jun 30, 2023 |
| 8-K/A |
Amended current report
Results of operations
|
Aug 4, 2023 | Aug 3, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2023 | Aug 3, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2023 | — |
| 8-K |
Current report
Results of operations
|
May 8, 2023 | May 4, 2023 |
| 10-Q | Quarterly report | May 8, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 4, 2023 | May 4, 2023 |
| 8-K |
Current report
Officer or director change
|
Feb 24, 2023 | Feb 22, 2023 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Feb 24, 2023 | Feb 23, 2023 |
| S-8 | Employee stock plan registration | Feb 23, 2023 | — |
| 10-Q | Quarterly report | Feb 7, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2023 | Feb 2, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 2, 2023 | Feb 2, 2023 |
| DEFA14A | Additional proxy material | Jan 25, 2023 | — |
| 8-K |
Current report
Other events
|
Jan 25, 2023 | Jan 23, 2023 |
| DEF 14A | Proxy statement | Jan 10, 2023 | Feb 23, 2023 |
| DEFA14A | Additional proxy material | Jan 10, 2023 | — |
| 8-K |
Current report
Officer or director change
|
Dec 27, 2022 | Dec 22, 2022 |
| 8-K |
Current report
Material agreement, Other events
|
Dec 9, 2022 | Dec 6, 2022 |
| 424B5 | Prospectus supplement | Dec 8, 2022 | — |
| 424B5 | Prospectus supplement | Dec 6, 2022 | — |
| 10-K | Annual report | Nov 23, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 21, 2022 | Nov 17, 2022 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 17, 2022 | Nov 15, 2022 |
| 10-Q | Quarterly report | Aug 3, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2022 | Jul 28, 2022 |
| 8-K |
Current report
Acquisition or sale of assets, Results of operations, New debt
|
Jul 28, 2022 | Jul 26, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2022 | — |
| 8-K |
Current report
Material agreement
|
May 19, 2022 | May 17, 2022 |
| 8-K |
Current report
Material agreement
|
May 17, 2022 | May 17, 2022 |
| 10-Q | Quarterly report | May 4, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2022 | Apr 28, 2022 |
| 8-K |
Current report
Material agreement, Results of operations, New debt
|
Apr 28, 2022 | Apr 27, 2022 |
| S-3ASR | Automatic shelf registration | Apr 28, 2022 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Feb 28, 2022 | Feb 24, 2022 |
| 10-Q | Quarterly report | Feb 2, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Jan 28, 2022 | Jan 27, 2022 |
| 8-K |
Current report
Results of operations
|
Jan 27, 2022 | Jan 27, 2022 |
| DEFA14A | Additional proxy material | Jan 12, 2022 | — |
| DEF 14A | Proxy statement | Jan 12, 2022 | Feb 24, 2022 |
| 8-K |
Current report
Officer or director change
|
Dec 15, 2021 | Dec 9, 2021 |
| 8-K |
Current report
Officer or director change
|
Dec 6, 2021 | Dec 3, 2021 |
| 10-K | Annual report | Nov 10, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 8, 2021 | Nov 4, 2021 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 4, 2021 | Nov 2, 2021 |
| 8-K |
Current report
Officer or director change
|
Sep 27, 2021 | Sep 23, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 23, 2021 | Jul 22, 2021 |
| 10-Q | Quarterly report | Jul 23, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 22, 2021 | Jul 22, 2021 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2021 | — |
| 10-Q | Quarterly report | Apr 28, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 23, 2021 | Apr 22, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 22, 2021 | Apr 22, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Feb 26, 2021 | Feb 25, 2021 |
| 10-Q | Quarterly report | Feb 3, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 1, 2021 | Jan 28, 2021 |
| 8-K |
Current report
Results of operations
|
Jan 28, 2021 | Jan 28, 2021 |
| DEF 14A | Proxy statement | Jan 12, 2021 | Feb 25, 2021 |
| 8-K |
Current report
Officer or director change
|
Dec 15, 2020 | Dec 10, 2020 |
| 10-K | Annual report | Nov 12, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2020 | Nov 4, 2020 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 4, 2020 | Nov 3, 2020 |
| 10-Q | Quarterly report | Jul 30, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 24, 2020 | Jul 23, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 23, 2020 | Jul 23, 2020 |
| SD | Specialized disclosure (conflict minerals) | May 21, 2020 | — |
| S-8 | Employee stock plan registration | May 1, 2020 | — |
| 10-Q | Quarterly report | May 1, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2020 | Apr 23, 2020 |
| 8-K |
Current report
Results of operations
|
Apr 23, 2020 | Apr 23, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Feb 28, 2020 | Feb 27, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 27, 2020 | Feb 27, 2020 |
| 10-Q | Quarterly report | Jan 29, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations
|
Jan 27, 2020 | Jan 23, 2020 |
| 8-K |
Current report
Results of operations
|
Jan 23, 2020 | Jan 23, 2020 |
| DEF 14A | Proxy statement | Jan 14, 2020 | Feb 27, 2020 |
| DEFA14A | Additional proxy material | Jan 14, 2020 | — |
| 8-K |
Current report
Officer or director change
|
Dec 6, 2019 | Dec 3, 2019 |
| 10-K | Annual report | Nov 15, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2019 | Nov 7, 2019 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 7, 2019 | Nov 5, 2019 |
| 10-Q | Quarterly report | Aug 1, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2019 | Jul 25, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 25, 2019 | Jul 25, 2019 |
| SD | Specialized disclosure (conflict minerals) | May 17, 2019 | — |
| 8-K |
Current report
Material agreement
|
May 15, 2019 | May 9, 2019 |
| 10-Q | Quarterly report | May 1, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2019 | Apr 25, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2019 | Apr 25, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Feb 22, 2019 | Feb 21, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 21, 2019 | Feb 21, 2019 |
| 10-Q | Quarterly report | Feb 6, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Results of operations
|
Feb 1, 2019 | Jan 31, 2019 |
| 8-K |
Current report
Results of operations
|
Jan 31, 2019 | Jan 31, 2019 |
| DEFA14A | Additional proxy material | Jan 8, 2019 | — |
| DEF 14A | Proxy statement | Jan 8, 2019 | Feb 21, 2019 |
| 8-K |
Current report
Officer or director change
|
Nov 30, 2018 | Nov 29, 2018 |
| 10-K | Annual report | Nov 14, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2018 | Nov 8, 2018 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 8, 2018 | Nov 6, 2018 |
| UPLOAD | Letter from the SEC | Sep 27, 2018 | — |
| CORRESP | Letter to the SEC | Sep 19, 2018 | — |
| UPLOAD | Letter from the SEC | Sep 12, 2018 | — |
| 10-Q | Quarterly report | Aug 1, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2018 | Jul 26, 2018 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2018 | Jul 26, 2018 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2018 | — |
| 10-Q | Quarterly report | May 2, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2018 | Apr 26, 2018 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2018 | Apr 26, 2018 |
| 8-K |
Current report
Shareholder vote results
|
Feb 23, 2018 | Feb 22, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 22, 2018 | Feb 22, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 22, 2018 | Feb 22, 2018 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets
|
Feb 21, 2018 | Feb 20, 2018 |
| 10-Q | Quarterly report | Jan 29, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Results of operations
|
Jan 26, 2018 | Jan 25, 2018 |
| 8-K |
Current report
Results of operations
|
Jan 25, 2018 | Jan 25, 2018 |
| DEFR14A | Filing | Jan 9, 2018 | — |
| DEFA14A | Additional proxy material | Jan 9, 2018 | — |
| DEF 14A | Proxy statement | Jan 9, 2018 | Feb 22, 2018 |
| 8-K |
Current report
Officer or director change
|
Nov 22, 2017 | Nov 16, 2017 |
| 10-K | Annual report | Nov 15, 2017 | Sep 30, 2017 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2017 | Nov 9, 2017 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 9, 2017 | Nov 9, 2017 |
| 8-K/A |
Amended current report
Officer or director change
|
Aug 21, 2017 | Jul 14, 2016 |
| 10-Q | Quarterly report | Jul 31, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 27, 2017 | Jul 27, 2017 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2017 | — |
| S-8 | Employee stock plan registration | May 4, 2017 | — |
| 10-Q | Quarterly report | May 4, 2017 | Mar 31, 2017 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 27, 2017 | Apr 27, 2017 |
| 8-K |
Current report
Shareholder vote results
|
Feb 24, 2017 | Feb 23, 2017 |
| 10-Q | Quarterly report | Feb 7, 2017 | Dec 31, 2016 |
| 8-K |
Current report
Other events
|
Feb 1, 2017 | Feb 1, 2017 |
| 8-K |
Current report
Results of operations, Other events
|
Jan 26, 2017 | Jan 26, 2017 |
| DEF 14A | Proxy statement | Jan 10, 2017 | Feb 23, 2017 |
| DEFA14A | Additional proxy material | Jan 10, 2017 | — |
| 8-K |
Current report
Officer or director change
|
Nov 23, 2016 | Nov 17, 2016 |
| 10-K | Annual report | Nov 22, 2016 | Sep 30, 2016 |
| 8-K |
Current report
Results of operations, Officer or director change, Other events
|
Nov 10, 2016 | Nov 4, 2016 |
| 10-Q | Quarterly report | Aug 3, 2016 | Jun 30, 2016 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 28, 2016 | Jul 28, 2016 |
| 8-K |
Current report
Officer or director change
|
Jul 14, 2016 | Jul 14, 2016 |
| SD | Specialized disclosure (conflict minerals) | May 27, 2016 | — |
| 10-Q | Quarterly report | May 4, 2016 | Mar 31, 2016 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 28, 2016 | Apr 28, 2016 |
| 8-K |
Current report
Shareholder vote results
|
Feb 26, 2016 | Feb 25, 2016 |
| 10-Q | Quarterly report | Feb 3, 2016 | Dec 31, 2015 |
| 8-K |
Current report
Results of operations, Other events
|
Jan 28, 2016 | Jan 28, 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
- Telephone & Telegraph Apparatus (SIC 3661)
- Listed as
- CLFD (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- MN
- Headquarters
- Brooklyn Park, MN
- SEC filer status
- Accelerated filer
- SEC CIK
- 796505
- Former names
- APA Enterprises, Inc. (until Dec 21, 2007); APA OPTICS INC /MN/ (until Nov 5, 2004)
Other Telephone & Telegraph Apparatus companies
- Ciena Corp CIEN
- Fabrinet FN
- ADTRAN Holdings, Inc. ADTN
- Audiocodes Ltd AUDC
- Franklin Wireless Corp FKWL
- Voip-pal.com Inc VPLM
- Clearone Inc CLRO
- DNA X, Inc. SONM
Source: SEC EDGAR filings. This is company-reported data, not investment advice.