Mercury Systems Inc SEC filings MRCY
Mercury Systems Inc has 1,001 filings in SEC EDGAR's recent list, going back to Nov 7, 2013. Its latest annual report, Form ARS, was filed on Sep 17, 2026 for the period ended Jul 3, 2026. The latest quarterly report (Form 10-Q) was filed on May 5, 2026, covering the quarter ended Mar 27, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (officer or director change, shareholder vote results, other events). The company's fiscal year ends on June 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Nov 3, 2026 | Oct 28, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 30, 2026 | — |
| 4 | Insider transaction | Oct 30, 2026 | Oct 28, 2026 |
| 4 | Insider transaction | Oct 29, 2026 | Oct 28, 2026 |
| 4 | Insider transaction | Oct 29, 2026 | Oct 28, 2026 |
| 4 | Insider transaction | Oct 29, 2026 | Oct 28, 2026 |
| 4 | Insider transaction | Oct 29, 2026 | Oct 28, 2026 |
| 4 | Insider transaction | Oct 29, 2026 | Oct 28, 2026 |
| 4 | Insider transaction | Oct 29, 2026 | Oct 28, 2026 |
| 4 | Insider transaction | Oct 29, 2026 | Oct 28, 2026 |
| 4 | Insider transaction | Oct 26, 2026 | Oct 21, 2026 |
| 144 | Notice of proposed sale | Oct 21, 2026 | — |
| 4 | Insider transaction | Oct 16, 2026 | Oct 15, 2026 |
| 4 | Insider transaction | Sep 23, 2026 | Sep 21, 2026 |
| 144 | Notice of proposed sale | Sep 21, 2026 | — |
| 8-K |
Current report
Other events
|
Sep 18, 2026 | Sep 18, 2026 |
| ARS | Annual report to shareholders | Sep 17, 2026 | Jul 3, 2026 |
| DEF 14A | Proxy statement | Sep 17, 2026 | Jul 3, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Sep 16, 2026 | Sep 16, 2026 |
| 4/A | Primary document | Sep 15, 2026 | Aug 17, 2026 |
| 4/A | Primary document | Sep 15, 2026 | Aug 17, 2026 |
| 4/A | Primary document | Sep 15, 2026 | Aug 17, 2026 |
| 4/A | Primary document | Sep 15, 2026 | Aug 17, 2026 |
| 4/A | Primary document | Sep 15, 2026 | Aug 17, 2026 |
| 4 | Insider transaction | Sep 8, 2026 | Sep 3, 2026 |
| 144 | Notice of proposed sale | Sep 3, 2026 | — |
| 4 | Insider transaction | Aug 27, 2026 | Aug 25, 2026 |
| 144 | Notice of proposed sale | Aug 26, 2026 | — |
| 4 | Insider transaction | Aug 25, 2026 | Aug 21, 2026 |
| 4 | Insider transaction | Aug 25, 2026 | Aug 21, 2026 |
| 4 | Insider transaction | Aug 25, 2026 | Aug 21, 2026 |
| 144 | Notice of proposed sale | Aug 25, 2026 | — |
| 144 | Notice of proposed sale | Aug 24, 2026 | — |
| 144 | Notice of proposed sale | Aug 24, 2026 | — |
| 4 | Insider transaction | Aug 21, 2026 | Aug 19, 2026 |
| 4 | Insider transaction | Aug 21, 2026 | Aug 19, 2026 |
| 4 | Insider transaction | Aug 21, 2026 | Aug 19, 2026 |
| 4 | Insider transaction | Aug 21, 2026 | Aug 19, 2026 |
| 4 | Insider transaction | Aug 21, 2026 | Aug 19, 2026 |
| 144 | Notice of proposed sale | Aug 21, 2026 | — |
| 144 | Notice of proposed sale | Aug 21, 2026 | — |
| 144 | Notice of proposed sale | Aug 20, 2026 | — |
| 144 | Notice of proposed sale | Aug 20, 2026 | — |
| 144 | Notice of proposed sale | Aug 20, 2026 | — |
| 144 | Notice of proposed sale | Aug 20, 2026 | — |
| 4 | Insider transaction | Aug 19, 2026 | Aug 17, 2026 |
| 4 | Insider transaction | Aug 19, 2026 | Aug 17, 2026 |
| 4 | Insider transaction | Aug 19, 2026 | Aug 17, 2026 |
| 4 | Insider transaction | Aug 19, 2026 | Aug 17, 2026 |
| 4 | Insider transaction | Aug 19, 2026 | Aug 17, 2026 |
| 144 | Notice of proposed sale | Aug 19, 2026 | — |
| 144 | Notice of proposed sale | Aug 19, 2026 | — |
| 144 | Notice of proposed sale | Aug 19, 2026 | — |
| 144 | Notice of proposed sale | Aug 19, 2026 | — |
| 144 | Notice of proposed sale | Aug 19, 2026 | — |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 10-K | Annual report | Aug 18, 2026 | Jul 3, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 18, 2026 | Aug 18, 2026 |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 31, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2026 | — |
| 4 | Insider transaction | Jul 20, 2026 | Jul 16, 2026 |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2026 | — |
| 4 | Insider transaction | May 27, 2026 | May 26, 2026 |
| 4 | Insider transaction | May 13, 2026 | May 12, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 11, 2026 |
| 144 | Notice of proposed sale | May 12, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 12, 2026 | — |
| 144 | Notice of proposed sale | May 11, 2026 | — |
| 10-Q | Quarterly report | May 5, 2026 | Mar 27, 2026 |
| 8-K |
Current report
Results of operations
|
May 5, 2026 | May 5, 2026 |
| 4 | Insider transaction | Apr 17, 2026 | Apr 16, 2026 |
| 4 | Insider transaction | Apr 17, 2026 | Apr 16, 2026 |
| 144 | Notice of proposed sale | Apr 16, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Mar 18, 2026 | Mar 16, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 4, 2026 | — |
| 4 | Insider transaction | Mar 4, 2026 | Mar 2, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 144 | Notice of proposed sale | Feb 17, 2026 | — |
| 144 | Notice of proposed sale | Feb 17, 2026 | — |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 10-Q | Quarterly report | Feb 3, 2026 | Dec 26, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 3, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Jan 20, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Nov 13, 2025 | Nov 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 12, 2025 | — |
| 144 | Notice of proposed sale | Nov 12, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Nov 10, 2025 | — |
| 4 | Insider transaction | Nov 10, 2025 | Nov 6, 2025 |
| 4 | Insider transaction | Nov 10, 2025 | Nov 7, 2025 |
| 144 | Notice of proposed sale | Nov 7, 2025 | — |
| S-8 | Employee stock plan registration | Nov 5, 2025 | — |
| 10-Q | Quarterly report | Nov 4, 2025 | Sep 26, 2025 |
| 8-K |
Current report
Material agreement, Results of operations, New debt, Other events
|
Nov 4, 2025 | Nov 4, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Oct 28, 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 |
| 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 20, 2025 | Oct 16, 2025 |
| 4 | Insider transaction | Sep 17, 2025 | Sep 16, 2025 |
| 144 | Notice of proposed sale | Sep 16, 2025 | — |
| ARS | Annual report to shareholders | Sep 10, 2025 | Jun 27, 2025 |
| DEF 14A | Proxy statement | Sep 10, 2025 | Jun 27, 2025 |
| 4 | Insider transaction | Aug 25, 2025 | Aug 20, 2025 |
| 4 | Insider transaction | Aug 20, 2025 | Aug 18, 2025 |
| 4 | Insider transaction | Aug 20, 2025 | Aug 18, 2025 |
| 4 | Insider transaction | Aug 20, 2025 | Aug 18, 2025 |
| 4 | Insider transaction | Aug 20, 2025 | Aug 18, 2025 |
| 4 | Insider transaction | Aug 20, 2025 | Aug 18, 2025 |
| 144 | Notice of proposed sale | Aug 20, 2025 | — |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 144 | Notice of proposed sale | Aug 19, 2025 | — |
| 144 | Notice of proposed sale | Aug 19, 2025 | — |
| 144 | Notice of proposed sale | Aug 19, 2025 | — |
| 144 | Notice of proposed sale | Aug 19, 2025 | — |
| 144 | Notice of proposed sale | Aug 19, 2025 | — |
| 144 | Notice of proposed sale | Aug 18, 2025 | — |
| 144 | Notice of proposed sale | Aug 18, 2025 | — |
| 144 | Notice of proposed sale | Aug 18, 2025 | — |
| 144 | Notice of proposed sale | Aug 18, 2025 | — |
| 144 | Notice of proposed sale | Aug 18, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 15, 2025 | — |
| 4 | Insider transaction | Aug 15, 2025 | Aug 13, 2025 |
| 10-K | Annual report | Aug 11, 2025 | Jun 27, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2025 | Aug 11, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 30, 2025 | — |
| 4 | Insider transaction | Jul 21, 2025 | Jul 17, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 17, 2025 | — |
| 4 | Insider transaction | Jun 18, 2025 | Jun 16, 2025 |
| 144 | Notice of proposed sale | Jun 16, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2025 | — |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 16, 2025 |
| 144 | Notice of proposed sale | May 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 13, 2025 | — |
| 4 | Insider transaction | May 12, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 9, 2025 | — |
| 144 | Notice of proposed sale | May 8, 2025 | — |
| 10-Q | Quarterly report | May 6, 2025 | Mar 28, 2025 |
| 8-K |
Current report
Results of operations
|
May 6, 2025 | May 6, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 17, 2025 | Apr 15, 2025 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Apr 1, 2025 | Mar 28, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 15, 2025 |
| 144 | Notice of proposed sale | Feb 18, 2025 | — |
| 144 | Notice of proposed sale | Feb 18, 2025 | — |
| 144 | Notice of proposed sale | Feb 18, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 5, 2025 | — |
| 10-Q | Quarterly report | Feb 4, 2025 | Dec 27, 2024 |
| 8-K |
Current report
Results of operations, Exit or restructuring costs
|
Feb 4, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Jan 17, 2025 | Jan 16, 2025 |
| 4 | Insider transaction | Jan 17, 2025 | Jan 15, 2025 |
| 3 | Initial insider ownership | Jan 7, 2025 | Jan 6, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jan 6, 2025 | Jan 6, 2025 |
| 4 | Insider transaction | Nov 19, 2024 | Nov 15, 2024 |
| 144 | Notice of proposed sale | Nov 18, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 8, 2024 | — |
| 10-Q | Quarterly report | Nov 5, 2024 | Sep 27, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2024 | Nov 5, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Oct 28, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 23, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 23, 2024 | — |
| 144 | Notice of proposed sale | Oct 8, 2024 | — |
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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Electronic Components & Accessories (SIC 3670)
- Listed as
- MRCY (Nasdaq)
- Fiscal year ends
- June 30
- Incorporated in
- MA
- Headquarters
- Andover, MA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1049521
- Former names
- MERCURY COMPUTER SYSTEMS INC (until Nov 13, 2012)
Other Electronic Components & Accessories companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.