Lattice Semiconductor Corp SEC filings LSCC
Lattice Semiconductor Corp has 1,003 filings in SEC EDGAR's recent list, going back to Mar 22, 2021. Its latest annual report, Form ARS, was filed on Mar 18, 2026 for the period ended Jan 3, 2026. The latest quarterly report (Form 10-Q) was filed on Nov 3, 2026, covering the quarter ended Oct 3, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (results of operations). The company's fiscal year ends on January 2.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Nov 5, 2026 | Nov 4, 2026 |
| 4 | Insider transaction | Nov 4, 2026 | Nov 4, 2026 |
| 10-Q | Quarterly report | Nov 3, 2026 | Oct 3, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2026 | Nov 2, 2026 |
| 8-K/A |
Amended current report
Officer or director change
|
Oct 30, 2026 | Oct 21, 2026 |
| 3 | Initial insider ownership | Oct 30, 2026 | Oct 21, 2026 |
| 3 | Initial insider ownership | Oct 30, 2026 | Oct 21, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 22, 2026 | Oct 21, 2026 |
| 4 | Insider transaction | Oct 16, 2026 | Oct 15, 2026 |
| S-3ASR | Automatic shelf registration | Oct 14, 2026 | — |
| 8-K/A | Amended current report | Oct 13, 2026 | Jul 27, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Sep 16, 2026 | Sep 15, 2026 |
| 144 | Notice of proposed sale | Sep 15, 2026 | — |
| 4 | Insider transaction | Sep 15, 2026 | Sep 11, 2026 |
| 144 | Notice of proposed sale | Sep 14, 2026 | — |
| 4 | Insider transaction | Sep 1, 2026 | Aug 31, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 31, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 31, 2026 |
| 4 | Insider transaction | Aug 19, 2026 | Aug 18, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 16, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 16, 2026 |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| 4 | Insider transaction | Aug 17, 2026 | Aug 16, 2026 |
| 4 | Insider transaction | Aug 17, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 11, 2026 | Aug 10, 2026 |
| 4 | Insider transaction | Aug 6, 2026 | Aug 4, 2026 |
| 10-Q | Quarterly report | Aug 4, 2026 | Jul 4, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2026 | Aug 4, 2026 |
| S-8 | Employee stock plan registration | Jul 28, 2026 | — |
| 8-K |
Current report
Acquisition or sale of assets, New debt, Unregistered share sale, Officer or director change, Regulation FD disclosure
|
Jul 27, 2026 | Jul 27, 2026 |
| 4 | Insider transaction | Jul 16, 2026 | Jul 15, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 8, 2026 | — |
| 8-K |
Current report
Material agreement, New debt
|
Jun 30, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 11, 2026 |
| 144 | Notice of proposed sale | Jun 12, 2026 | — |
| 144 | Notice of proposed sale | Jun 12, 2026 | — |
| 144 | Notice of proposed sale | Jun 10, 2026 | — |
| 4 | Insider transaction | Jun 5, 2026 | Jun 4, 2026 |
| 144 | Notice of proposed sale | Jun 4, 2026 | — |
| 4 | Insider transaction | Jun 4, 2026 | Jun 3, 2026 |
| 144 | Notice of proposed sale | Jun 3, 2026 | — |
| 4 | Insider transaction | Jun 2, 2026 | May 31, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 31, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 31, 2026 |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2026 | — |
| 4 | Insider transaction | May 22, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 20, 2026 |
| 144 | Notice of proposed sale | May 20, 2026 | — |
| 4 | Insider transaction | May 18, 2026 | May 16, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 16, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 16, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 14, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 4 | Insider transaction | May 11, 2026 | May 10, 2026 |
| 4 | Insider transaction | May 7, 2026 | May 6, 2026 |
| 144 | Notice of proposed sale | May 6, 2026 | — |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 5, 2026 | May 1, 2026 |
| 10-Q | Quarterly report | May 4, 2026 | Apr 4, 2026 |
| 8-K |
Current report
Material agreement, Results of operations, Unregistered share sale, Officer or director change, Regulation FD disclosure
|
May 4, 2026 | May 4, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| DEFA14A | Additional proxy material | Apr 17, 2026 | — |
| 4 | Insider transaction | Apr 16, 2026 | Apr 15, 2026 |
| 4 | Insider transaction | Apr 13, 2026 | Apr 9, 2026 |
| 4 | Insider transaction | Apr 13, 2026 | Apr 9, 2026 |
| 4 | Insider transaction | Apr 13, 2026 | Apr 9, 2026 |
| 4 | Insider transaction | Apr 13, 2026 | Apr 9, 2026 |
| 4 | Insider transaction | Apr 13, 2026 | Apr 9, 2026 |
| 4 | Insider transaction | Apr 13, 2026 | Apr 9, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4/A | Form 4/a | Mar 19, 2026 | Mar 9, 2026 |
| ARS | Annual report to shareholders | Mar 18, 2026 | Jan 3, 2026 |
| DEFA14A | Additional proxy material | Mar 18, 2026 | — |
| DEF 14A | Proxy statement | Mar 18, 2026 | May 1, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 11, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 11, 2026 |
| 8-K |
Current report
Officer or director change
|
Mar 11, 2026 | Mar 11, 2026 |
| 144 | Notice of proposed sale | Mar 11, 2026 | — |
| 4/A | Form 4/a | Mar 11, 2026 | Mar 9, 2026 |
| 4/A | Form 4/a | Mar 11, 2026 | Mar 9, 2026 |
| 4/A | Form 4/a | Mar 11, 2026 | Mar 9, 2026 |
| 4/A | Form 4/a | Mar 11, 2026 | Mar 9, 2026 |
| 4/A | Form 4/a | Mar 11, 2026 | Mar 9, 2026 |
| 4/A | Form 4/a | Mar 11, 2026 | Mar 9, 2026 |
| 4/A | Form 4/a | Mar 11, 2026 | Mar 9, 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 9, 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 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 144 | Notice of proposed sale | Mar 10, 2026 | — |
| 144 | Notice of proposed sale | Mar 10, 2026 | — |
| 4 | Insider transaction | Mar 5, 2026 | Mar 4, 2026 |
| 144 | Notice of proposed sale | Mar 4, 2026 | — |
| 4 | Insider transaction | Mar 3, 2026 | Mar 2, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Mar 2, 2026 |
| 144 | Notice of proposed sale | Mar 2, 2026 | — |
| 4 | Insider transaction | Mar 2, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Feb 26, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 26, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 25, 2026 |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 4 | Insider transaction | Feb 25, 2026 | Feb 24, 2026 |
| 144 | Notice of proposed sale | Feb 24, 2026 | — |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 18, 2026 |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| 4 | Insider transaction | Feb 17, 2026 | Feb 14, 2026 |
| 4 | Insider transaction | Feb 17, 2026 | Feb 16, 2026 |
| 4 | Insider transaction | Feb 17, 2026 | Feb 16, 2026 |
| 4 | Insider transaction | Feb 17, 2026 | Feb 16, 2026 |
| 144 | Notice of proposed sale | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| 4 | Insider transaction | Feb 13, 2026 | Feb 13, 2026 |
| 144 | Notice of proposed sale | Feb 13, 2026 | — |
| 10-K | Annual report | Feb 13, 2026 | Jan 3, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 144 | Notice of proposed sale | Feb 12, 2026 | — |
| 4 | Insider transaction | Feb 12, 2026 | Feb 10, 2026 |
| 8-K |
Current report
Results of operations
|
Feb 10, 2026 | Feb 10, 2026 |
| 4 | Insider transaction | Feb 9, 2026 | Feb 5, 2026 |
| 4 | Insider transaction | Feb 9, 2026 | Feb 5, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 2, 2026 | Jan 31, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 1, 2026 |
| 4 | Insider transaction | Dec 19, 2025 | Dec 18, 2025 |
| 144 | Notice of proposed sale | Dec 18, 2025 | — |
| 4 | Insider transaction | Dec 18, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 18, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 18, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 15, 2025 | Dec 12, 2025 |
| 4 | Insider transaction | Dec 15, 2025 | Dec 12, 2025 |
| 144 | Notice of proposed sale | Dec 12, 2025 | — |
| 4 | Insider transaction | Dec 12, 2025 | Dec 11, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 10, 2025 |
| 8-K |
Current report
Other events
|
Dec 5, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 4, 2025 | Dec 3, 2025 |
| 144 | Notice of proposed sale | Dec 3, 2025 | — |
| 4 | Insider transaction | Dec 2, 2025 | Nov 28, 2025 |
| 144 | Notice of proposed sale | Nov 28, 2025 | — |
| 4 | Insider transaction | Nov 19, 2025 | Nov 17, 2025 |
| 4 | Insider transaction | Nov 19, 2025 | Nov 17, 2025 |
| 4 | Insider transaction | Nov 17, 2025 | Nov 16, 2025 |
| 4 | Insider transaction | Nov 17, 2025 | Nov 16, 2025 |
| 4 | Insider transaction | Nov 17, 2025 | Nov 16, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 4 | Insider transaction | Nov 12, 2025 | Nov 11, 2025 |
| 144 | Notice of proposed sale | Nov 12, 2025 | — |
| 4 | Insider transaction | Nov 10, 2025 | Nov 6, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 6, 2025 | — |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 4, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 4, 2025 | Oct 31, 2025 |
| 8-K/A |
Amended current report
Results of operations
|
Nov 4, 2025 | Nov 3, 2025 |
| 10-Q | Quarterly report | Nov 3, 2025 | Sep 27, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2025 | Nov 3, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 17, 2025 | — |
| 4 | Insider transaction | Oct 16, 2025 | Oct 15, 2025 |
| 4 | Insider transaction | Oct 16, 2025 | Oct 15, 2025 |
| 4 | Insider transaction | Sep 23, 2025 | Sep 22, 2025 |
| 144 | Notice of proposed sale | Sep 22, 2025 | — |
| 4 | Insider transaction | Sep 12, 2025 | Sep 11, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Sep 2, 2025 |
| 144 | Notice of proposed sale | Sep 2, 2025 | — |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 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
- LSCC (Nasdaq)
- Fiscal year ends
- January 2
- Incorporated in
- DE
- Headquarters
- Hillsboro, OR
- SEC filer status
- Large accelerated filer
- SEC CIK
- 855658
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.