Applied Optoelectronics, Inc. SEC filings AAOI
Applied Optoelectronics, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Jan 18, 2018. Its latest annual report, Form ARS, was filed on Apr 24, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 5, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2026 | Nov 5, 2026 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Nov 4, 2026 | Oct 29, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 30, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 27, 2026 | — |
| 4 | Insider transaction | Oct 26, 2026 | Oct 22, 2026 |
| 4 | Insider transaction | Oct 26, 2026 | Oct 22, 2026 |
| 4 | Insider transaction | Oct 26, 2026 | Oct 22, 2026 |
| 4 | Insider transaction | Oct 26, 2026 | Oct 22, 2026 |
| 4 | Insider transaction | Oct 26, 2026 | Oct 22, 2026 |
| 4 | Insider transaction | Oct 14, 2026 | Oct 12, 2026 |
| 144 | Notice of proposed sale | Oct 13, 2026 | — |
| 4 | Insider transaction | Oct 7, 2026 | Oct 5, 2026 |
| 144 | Notice of proposed sale | Oct 5, 2026 | — |
| 4 | Insider transaction | Sep 17, 2026 | Sep 15, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 15, 2026 | Sep 10, 2026 |
| 4 | Insider transaction | Sep 10, 2026 | Sep 8, 2026 |
| 4 | Insider transaction | Sep 10, 2026 | Sep 10, 2026 |
| 8-K |
Current report
Material agreement
|
Sep 10, 2026 | Sep 4, 2026 |
| 144 | Notice of proposed sale | Sep 10, 2026 | — |
| 144 | Notice of proposed sale | Sep 9, 2026 | — |
| 8-K |
Current report
Material agreement, New debt
|
Sep 1, 2026 | Aug 31, 2026 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Aug 24, 2026 | Aug 18, 2026 |
| 8-K |
Current report
Material agreement
|
Aug 21, 2026 | Aug 21, 2026 |
| 424B5 | Prospectus supplement | Aug 21, 2026 | — |
| 4 | Insider transaction | Aug 20, 2026 | Aug 18, 2026 |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 4 | Insider transaction | Aug 12, 2026 | Aug 10, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 10, 2026 | — |
| 144 | Notice of proposed sale | Aug 10, 2026 | — |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Jul 31, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Aug 4, 2026 |
| 144 | Notice of proposed sale | Aug 4, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 27, 2026 | — |
| 4 | Insider transaction | Jul 23, 2026 | Jul 22, 2026 |
| 4 | Insider transaction | Jul 23, 2026 | Jul 22, 2026 |
| 4 | Insider transaction | Jul 23, 2026 | Jul 22, 2026 |
| 4 | Insider transaction | Jul 23, 2026 | Jul 22, 2026 |
| 4 | Insider transaction | Jul 23, 2026 | Jul 21, 2026 |
| 144 | Notice of proposed sale | Jul 21, 2026 | — |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 144 | Notice of proposed sale | Jul 9, 2026 | — |
| 8-K |
Current report
Material agreement, New debt
|
Jul 1, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 18, 2026 | Jun 17, 2026 |
| 4 | Insider transaction | Jun 18, 2026 | Jun 18, 2026 |
| 144 | Notice of proposed sale | Jun 18, 2026 | — |
| 144 | Notice of proposed sale | Jun 17, 2026 | — |
| 8-K |
Current report
Material agreement, New debt
|
Jun 16, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 12, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 12, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 12, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 12, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 12, 2026 |
| 144 | Notice of proposed sale | Jun 12, 2026 | — |
| 144 | Notice of proposed sale | Jun 12, 2026 | — |
| 144 | Notice of proposed sale | Jun 12, 2026 | — |
| 144 | Notice of proposed sale | Jun 12, 2026 | — |
| 144 | Notice of proposed sale | Jun 12, 2026 | — |
| 4 | Insider transaction | Jun 11, 2026 | Jun 9, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 9, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 9, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 9, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 9, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 9, 2026 |
| 3 | Initial insider ownership | Jun 11, 2026 | Jun 4, 2026 |
| 144 | Notice of proposed sale | Jun 10, 2026 | — |
| S-8 POS | Filing | Jun 9, 2026 | — |
| S-8 POS | Filing | Jun 9, 2026 | — |
| S-8 POS | Filing | Jun 9, 2026 | — |
| S-8 POS | Filing | Jun 9, 2026 | — |
| S-8 POS | Filing | Jun 9, 2026 | — |
| S-8 POS | Filing | Jun 9, 2026 | — |
| S-8 POS | Filing | Jun 9, 2026 | — |
| S-8 POS | Filing | Jun 9, 2026 | — |
| S-8 POS | Form s-8 pos | Jun 9, 2026 | — |
| S-8 | Employee stock plan registration | Jun 9, 2026 | — |
| 4 | Insider transaction | Jun 8, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 8, 2026 | Jun 4, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 5, 2026 | Jun 4, 2026 |
| 144 | Notice of proposed sale | Jun 5, 2026 | — |
| 144 | Notice of proposed sale | Jun 4, 2026 | — |
| 4 | Insider transaction | Jun 4, 2026 | Jun 2, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 28, 2026 | May 26, 2026 |
| 144 | Notice of proposed sale | May 27, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 22, 2026 | — |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 144 | Notice of proposed sale | May 19, 2026 | — |
| 144 | Notice of proposed sale | May 19, 2026 | — |
| 144 | Notice of proposed sale | May 19, 2026 | — |
| 144 | Notice of proposed sale | May 19, 2026 | — |
| 144 | Notice of proposed sale | May 19, 2026 | — |
| 144 | Notice of proposed sale | May 19, 2026 | — |
| 8-K |
Current report
Material agreement
|
May 14, 2026 | May 14, 2026 |
| 424B5 | Prospectus supplement | May 14, 2026 | — |
| 8-K |
Current report
Material agreement, New debt
|
May 13, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 13, 2026 | May 11, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 13, 2026 | — |
| 144 | Notice of proposed sale | May 11, 2026 | — |
| DEFA14A | Additional proxy material | May 8, 2026 | — |
| 8-K |
Current report
Auditor change
|
May 8, 2026 | May 4, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 6, 2026 | — |
| UPLOAD | Letter from the SEC | May 4, 2026 | — |
| ARS | Annual report to shareholders | Apr 24, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 24, 2026 | — |
| DEF 14A | Proxy statement | Apr 24, 2026 | Jun 4, 2026 |
| 4 | Insider transaction | Apr 24, 2026 | Apr 22, 2026 |
| 4 | Insider transaction | Apr 24, 2026 | Apr 22, 2026 |
| 4 | Insider transaction | Apr 24, 2026 | Apr 22, 2026 |
| 4 | Insider transaction | Apr 24, 2026 | Apr 22, 2026 |
| 4 | Insider transaction | Apr 24, 2026 | Apr 22, 2026 |
| CORRESP | Letter to the SEC | Apr 22, 2026 | — |
| PRE 14A | Preliminary proxy statement | Apr 14, 2026 | Apr 14, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 13, 2026 | Apr 7, 2026 |
| 144 | Notice of proposed sale | Apr 10, 2026 | — |
| UPLOAD | Letter from the SEC | Apr 8, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 23, 2026 | — |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 144 | Notice of proposed sale | Mar 19, 2026 | — |
| 144/A | Filing | Mar 19, 2026 | — |
| 4 | Insider transaction | Mar 18, 2026 | Mar 16, 2026 |
| 144 | Notice of proposed sale | Mar 16, 2026 | — |
| 8-K |
Current report
Material agreement
|
Mar 12, 2026 | Mar 12, 2026 |
| 424B5 | Prospectus supplement | Mar 12, 2026 | — |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 10, 2026 |
| 144 | Notice of proposed sale | Mar 10, 2026 | — |
| 144 | Notice of proposed sale | Mar 9, 2026 | — |
| 144 | Notice of proposed sale | Mar 9, 2026 | — |
| 144 | Notice of proposed sale | Mar 6, 2026 | — |
| 4 | Insider transaction | Mar 5, 2026 | Mar 3, 2026 |
| 4 | Insider transaction | Mar 5, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 5, 2026 | Mar 5, 2026 |
| 144 | Notice of proposed sale | Mar 5, 2026 | — |
| 8-K |
Current report
Material agreement, New debt
|
Mar 5, 2026 | Feb 27, 2026 |
| 144 | Notice of proposed sale | Mar 4, 2026 | — |
| 144 | Notice of proposed sale | Mar 3, 2026 | — |
| 8-K |
Current report
Material agreement, New debt
|
Feb 27, 2026 | Feb 23, 2026 |
| 8-K |
Current report
Material agreement
|
Feb 26, 2026 | Feb 26, 2026 |
| 424B5 | Prospectus supplement | Feb 26, 2026 | — |
| 10-K | Annual report | Feb 26, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 26, 2026 | Feb 26, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 19, 2026 | Feb 13, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 13, 2026 | Feb 10, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 12, 2026 | — |
| 144 | Notice of proposed sale | Feb 11, 2026 | — |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 144 | Notice of proposed sale | Feb 11, 2026 | — |
| 144 | Notice of proposed sale | Feb 10, 2026 | — |
| 144 | Notice of proposed sale | Feb 10, 2026 | — |
| 4 | Insider transaction | Jan 30, 2026 | Jan 28, 2026 |
| 144 | Notice of proposed sale | Jan 28, 2026 | — |
| 4 | Insider transaction | Jan 26, 2026 | Jan 22, 2026 |
| 4 | Insider transaction | Jan 26, 2026 | Jan 22, 2026 |
| 4 | Insider transaction | Jan 26, 2026 | Jan 22, 2026 |
| 4 | Insider transaction | Jan 26, 2026 | Jan 22, 2026 |
| 4 | Insider transaction | Jan 26, 2026 | Jan 22, 2026 |
| 4 | Insider transaction | Jan 20, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 14, 2026 | Jan 12, 2026 |
| 144 | Notice of proposed sale | Jan 13, 2026 | — |
| 144 | Notice of proposed sale | Jan 12, 2026 | — |
| 4 | Insider transaction | Jan 5, 2026 | Aug 22, 2025 |
| 4 | Insider transaction | Dec 29, 2025 | Dec 23, 2025 |
| 144 | Notice of proposed sale | Dec 29, 2025 | — |
| 4 | Insider transaction | Dec 17, 2025 | Dec 15, 2025 |
| 144 | Notice of proposed sale | Dec 15, 2025 | — |
| 4 | Insider transaction | Dec 12, 2025 | Dec 10, 2025 |
| 144/A | Filing | Dec 11, 2025 | — |
| 144 | Notice of proposed sale | Dec 10, 2025 | — |
| 8-K |
Current report
Material agreement, New debt
|
Dec 3, 2025 | Nov 27, 2025 |
| 4 | Insider transaction | Dec 1, 2025 | Nov 26, 2025 |
| 8-K |
Current report
Material agreement
|
Nov 7, 2025 | Nov 7, 2025 |
| 424B5 | Prospectus supplement | Nov 7, 2025 | — |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2025 | Nov 6, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 4, 2025 | — |
| 8-K |
Current report
Material agreement, New debt
|
Nov 3, 2025 | Oct 28, 2025 |
| 4 | Insider transaction | Oct 24, 2025 | Oct 22, 2025 |
| 4 | Insider transaction | Oct 24, 2025 | Oct 22, 2025 |
| 4 | Insider transaction | Oct 24, 2025 | Oct 22, 2025 |
| 4 | Insider transaction | Oct 24, 2025 | Oct 22, 2025 |
| 4 | Insider transaction | Oct 24, 2025 | Oct 22, 2025 |
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
- Semiconductors & Related Devices (SIC 3674)
- Listed as
- AAOI (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Sugar Land, TX
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1158114
- Former names
- APPLIED OPTOELECTRONICS INC (until Sep 18, 2012)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.