Napco Security Technologies, Inc SEC filings NSSC
Napco Security Technologies, Inc has 780 filings in SEC EDGAR's recent list, going back to Feb 14, 1994. Its latest annual report, Form ARS, was filed on Oct 28, 2026 for the period ended Jun 30, 2026. The latest quarterly report (Form 10-Q) was filed on Nov 2, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on June 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 2, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2026 | Oct 29, 2026 |
| ARS | Annual report to shareholders | Oct 28, 2026 | Jun 30, 2026 |
| DEFA14A | Additional proxy material | Oct 28, 2026 | — |
| DEF 14A | Proxy statement | Oct 28, 2026 | Dec 10, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 13, 2026 | — |
| 4 | Insider transaction | Oct 1, 2026 | Sep 29, 2026 |
| 4 | Insider transaction | Oct 1, 2026 | Sep 29, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 26, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 26, 2026 |
| 144 | Notice of proposed sale | Aug 27, 2026 | — |
| 144 | Notice of proposed sale | Aug 27, 2026 | — |
| 144 | Notice of proposed sale | Aug 26, 2026 | — |
| 144 | Notice of proposed sale | Aug 26, 2026 | — |
| 10-K | Annual report | Aug 24, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 24, 2026 | Aug 20, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 4, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 31, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Jul 8, 2026 | Jul 8, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 26, 2026 | — |
| 4 | Insider transaction | May 20, 2026 | May 18, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 7, 2026 | — |
| 10-Q | Quarterly report | May 5, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 4, 2026 | Apr 30, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 7, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Mar 19, 2026 | Mar 17, 2026 |
| 4 | Insider transaction | Mar 4, 2026 | Mar 2, 2026 |
| 144 | Notice of proposed sale | Mar 3, 2026 | — |
| 144 | Notice of proposed sale | Mar 2, 2026 | — |
| 4 | Insider transaction | Feb 27, 2026 | Feb 26, 2026 |
| 4/A | Primary document | Feb 20, 2026 | Feb 19, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 19, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 10, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 5, 2026 |
| 3 | Initial insider ownership | Feb 6, 2026 | Jan 29, 2026 |
| 144 | Notice of proposed sale | Feb 5, 2026 | — |
| 10-Q | Quarterly report | Feb 2, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Officer or director change, Regulation FD disclosure
|
Feb 2, 2026 | Jan 29, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Dec 8, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 17, 2025 |
| 144 | Notice of proposed sale | Nov 7, 2025 | — |
| 10-Q | Quarterly report | Nov 3, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 3, 2025 | Oct 30, 2025 |
| ARS | Annual report to shareholders | Oct 24, 2025 | Jun 30, 2025 |
| DEFA14A | Additional proxy material | Oct 24, 2025 | — |
| DEF 14A | Proxy statement | Oct 24, 2025 | Dec 8, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 17, 2025 | — |
| 4 | Insider transaction | Sep 18, 2025 | Sep 17, 2025 |
| 10-K | Annual report | Aug 25, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 25, 2025 | Aug 21, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 6, 2025 |
| 144 | Notice of proposed sale | May 30, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 12, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 12, 2025 | — |
| 10-Q | Quarterly report | May 5, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations, Officer or director change, Regulation FD disclosure
|
May 5, 2025 | May 2, 2025 |
| UPLOAD | Letter from the SEC | Mar 18, 2025 | — |
| CORRESP | Letter to the SEC | Mar 14, 2025 | — |
| UPLOAD | Letter from the SEC | Mar 6, 2025 | — |
| 10-Q | Quarterly report | Feb 3, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 3, 2025 | Jan 30, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 30, 2025 | — |
| 8-K |
Current report
Shareholder vote results
|
Dec 13, 2024 | Dec 12, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 12, 2024 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure, Other events
|
Nov 4, 2024 | Nov 1, 2024 |
| 10-Q | Quarterly report | Nov 4, 2024 | Sep 30, 2024 |
| ARS | Annual report to shareholders | Oct 25, 2024 | Jun 30, 2024 |
| DEFA14A | Additional proxy material | Oct 25, 2024 | — |
| DEF 14A | Proxy statement | Oct 25, 2024 | Dec 12, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 21, 2024 | — |
| 8-K |
Current report
Officer or director change
|
Sep 18, 2024 | Sep 17, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 12, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 6, 2024 | Sep 6, 2024 |
| 4 | Insider transaction | Aug 29, 2024 | Aug 29, 2024 |
| 10-K | Annual report | Aug 29, 2024 | Jun 30, 2024 |
| 144 | Notice of proposed sale | Aug 28, 2024 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 26, 2024 | Aug 22, 2024 |
| 4 | Insider transaction | Jul 29, 2024 | Jun 18, 2024 |
| 4 | Insider transaction | Jun 20, 2024 | Jun 18, 2024 |
| 144 | Notice of proposed sale | Jun 18, 2024 | — |
| 3 | Initial insider ownership | Jun 5, 2024 | Jun 3, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 16, 2024 | — |
| 4 | Insider transaction | May 16, 2024 | May 8, 2024 |
| 144 | Notice of proposed sale | May 10, 2024 | — |
| 4 | Insider transaction | May 8, 2024 | May 8, 2024 |
| 144 | Notice of proposed sale | May 7, 2024 | — |
| 8-K |
Current report
Results of operations, Officer or director change, Regulation FD disclosure
|
May 6, 2024 | May 2, 2024 |
| 10-Q | Quarterly report | May 6, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | May 3, 2024 | May 2, 2024 |
| 4 | Insider transaction | May 3, 2024 | May 2, 2024 |
| 4 | Insider transaction | Apr 10, 2024 | Apr 8, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 12, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Mar 12, 2024 | — |
| 4 | Insider transaction | Mar 12, 2024 | Mar 8, 2024 |
| 144 | Notice of proposed sale | Mar 12, 2024 | — |
| 144 | Notice of proposed sale | Mar 12, 2024 | — |
| 8-K |
Current report
Material agreement
|
Mar 7, 2024 | Mar 5, 2024 |
| 424B7 | Filing | Mar 7, 2024 | — |
| 424B7 | Filing | Mar 5, 2024 | — |
| S-3ASR | Automatic shelf registration | Mar 5, 2024 | — |
| 4 | Insider transaction | Feb 15, 2024 | Feb 14, 2024 |
| 144 | Notice of proposed sale | Feb 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| 4/A | Primary document | Feb 14, 2024 | Feb 9, 2024 |
| 4/A | Primary document | Feb 14, 2024 | Feb 9, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| 4 | Insider transaction | Feb 13, 2024 | Feb 9, 2024 |
| 4 | Insider transaction | Feb 13, 2024 | Feb 9, 2024 |
| 4 | Insider transaction | Feb 13, 2024 | Feb 9, 2024 |
| 8-K |
Current report
Material agreement
|
Feb 13, 2024 | Feb 9, 2024 |
| 4 | Insider transaction | Feb 12, 2024 | Feb 9, 2024 |
| 4 | Insider transaction | Feb 12, 2024 | Feb 7, 2024 |
| 144 | Notice of proposed sale | Feb 12, 2024 | — |
| 144 | Notice of proposed sale | Feb 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| 144 | Notice of proposed sale | Feb 7, 2024 | — |
| 10-Q | Quarterly report | Feb 5, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 5, 2024 | Feb 5, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 26, 2024 | — |
| 4 | Insider transaction | Jan 4, 2024 | Dec 16, 2022 |
| 4 | Insider transaction | Dec 15, 2023 | Dec 14, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Dec 13, 2023 | Dec 12, 2023 |
| 144 | Notice of proposed sale | Dec 7, 2023 | — |
| 144 | Notice of proposed sale | Nov 13, 2023 | — |
| 10-Q | Quarterly report | Nov 9, 2023 | Sep 30, 2023 |
| DEFR14A | Filing | Nov 8, 2023 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 6, 2023 | Nov 2, 2023 |
| 8-K |
Current report
Auditor change
|
Nov 3, 2023 | Nov 2, 2023 |
| DEF 14A | Proxy statement | Oct 30, 2023 | Dec 12, 2023 |
| 8-K |
Current report
Auditor change
|
Oct 27, 2023 | Oct 23, 2023 |
| 10-K | Annual report | Sep 8, 2023 | Jun 30, 2023 |
| 10-Q/A | Amended quarterly report | Sep 1, 2023 | Mar 31, 2023 |
| 10-Q/A | Amended quarterly report | Sep 1, 2023 | Dec 31, 2022 |
| 10-Q/A | Amended quarterly report | Sep 1, 2023 | Sep 30, 2022 |
| NT 10-K | Filing | Aug 29, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 29, 2023 | Aug 29, 2023 |
| 8-K |
Current report
Results of operations, Restatement, Bylaw or fiscal year change, Regulation FD disclosure
|
Aug 18, 2023 | Aug 14, 2023 |
| 4 | Insider transaction | Jun 6, 2023 | May 17, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 15, 2023 | — |
| 10-Q | Quarterly report | May 8, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 8, 2023 | May 8, 2023 |
| 4 | Insider transaction | Feb 24, 2023 | Feb 23, 2023 |
| 4 | Insider transaction | Feb 22, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 22, 2023 | Feb 21, 2023 |
| 3 | Initial insider ownership | Feb 21, 2023 | Feb 2, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| SC 13D/A | Amended ownership over 5% (active) | Feb 13, 2023 | — |
| 424B7 | Filing | Feb 10, 2023 | — |
| 8-K |
Current report
Material agreement
|
Feb 9, 2023 | Feb 8, 2023 |
| SC 13G | Ownership over 5% (passive) | Feb 9, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Feb 9, 2023 | — |
| 424B7 | Filing | Feb 8, 2023 | — |
| S-8 | Employee stock plan registration | Feb 8, 2023 | — |
| 10-Q | Quarterly report | Feb 6, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2023 | Feb 6, 2023 |
| SC 13G | Ownership over 5% (passive) | Feb 3, 2023 | — |
| 8-K |
Current report
Officer or director change
|
Feb 2, 2023 | Feb 2, 2023 |
| 4 | Insider transaction | Dec 13, 2022 | Dec 5, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Dec 6, 2022 | Dec 5, 2022 |
| 4 | Insider transaction | Dec 2, 2022 | Nov 23, 2022 |
| 4 | Insider transaction | Nov 30, 2022 | Nov 30, 2022 |
| 4 | Insider transaction | Nov 23, 2022 | Nov 23, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Nov 17, 2022 | — |
| 4 | Insider transaction | Nov 16, 2022 | Nov 15, 2022 |
| 4 | Insider transaction | Nov 16, 2022 | Nov 15, 2022 |
| 144 | Notice of proposed sale | Nov 16, 2022 | — |
| 144 | Notice of proposed sale | Nov 16, 2022 | — |
| 10-Q | Quarterly report | Nov 7, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2022 | Nov 7, 2022 |
| DEF 14A | Proxy statement | Oct 31, 2022 | Dec 5, 2022 |
| 4 | Insider transaction | Sep 14, 2022 | Sep 13, 2022 |
| 4 | Insider transaction | Sep 13, 2022 | Aug 25, 2022 |
| 4 | Insider transaction | Sep 12, 2022 | Aug 25, 2022 |
| S-3ASR | Automatic shelf registration | Sep 12, 2022 | — |
| 4 | Insider transaction | Aug 31, 2022 | Aug 25, 2022 |
| 4 | Insider transaction | Aug 31, 2022 | Aug 25, 2022 |
| 4 | Insider transaction | Aug 31, 2022 | Aug 25, 2022 |
| 4 | Insider transaction | Aug 31, 2022 | Aug 25, 2022 |
| 4 | Insider transaction | Aug 30, 2022 | Aug 25, 2022 |
| 4 | Insider transaction | Aug 30, 2022 | Aug 25, 2022 |
| 4 | Insider transaction | Aug 30, 2022 | Aug 25, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 29, 2022 | Aug 29, 2022 |
| 10-K | Annual report | Aug 29, 2022 | Jun 30, 2022 |
| 4 | Insider transaction | Jul 15, 2022 | Jun 3, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 27, 2022 | — |
| 10-Q | Quarterly report | May 17, 2022 | Mar 31, 2022 |
| 10-K/A | Amended annual report | May 17, 2022 | Jun 30, 2021 |
| 8-K |
Current report
Restatement
|
May 17, 2022 | May 16, 2022 |
| NT 10-Q | Filing | May 10, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 9, 2022 | May 9, 2022 |
| 4 | Insider transaction | Mar 15, 2022 | Mar 11, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2022 | — |
| 10-Q | Quarterly report | Feb 9, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 7, 2022 | Feb 7, 2022 |
| SC 13G | Ownership over 5% (passive) | Feb 4, 2022 | — |
| 4 | Insider transaction | Feb 2, 2022 | Oct 21, 2021 |
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
- Communications Equipment, NEC (SIC 3669)
- Listed as
- NSSC (Nasdaq)
- Fiscal year ends
- June 30
- Incorporated in
- DE
- Headquarters
- Amityville, NY
- SEC filer status
- Large accelerated filer
- SEC CIK
- 69633
- Former names
- NAPCO SECURITY SYSTEMS INC (until Nov 16, 2009)
Other Communications Equipment, NEC companies
- Lumentum Holdings Inc. LITE
- Esco Technologies Inc ESE
- Powerfleet, Inc. AIOT
- Turtle Beach Corp TBCH
- George Risk Industries, Inc. RSKIA
- Inseego Corp. INSG
- AmpliTech Group, Inc. AMPG
- Rekor Systems, Inc. REKR
Source: SEC EDGAR filings. This is company-reported data, not investment advice.