Netscout Systems Inc SEC filings NTCT
Netscout Systems Inc has 1,002 filings in SEC EDGAR's recent list, going back to Feb 13, 2013. Its latest annual report, Form ARS, was filed on Jul 24, 2026 for the period ended Mar 31, 2026. 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 March 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 30, 2026 | — |
| 4 | Insider transaction | Oct 27, 2026 | Oct 26, 2026 |
| 4 | Insider transaction | Oct 27, 2026 | Oct 26, 2026 |
| 4 | Insider transaction | Sep 14, 2026 | Sep 11, 2026 |
| 4 | Insider transaction | Sep 11, 2026 | Sep 9, 2026 |
| 4 | Insider transaction | Sep 11, 2026 | Sep 9, 2026 |
| 4 | Insider transaction | Sep 11, 2026 | Sep 9, 2026 |
| 4 | Insider transaction | Sep 11, 2026 | Sep 9, 2026 |
| 4 | Insider transaction | Sep 11, 2026 | Sep 9, 2026 |
| 4 | Insider transaction | Sep 11, 2026 | Sep 9, 2026 |
| 4 | Insider transaction | Sep 11, 2026 | Sep 9, 2026 |
| 4 | Insider transaction | Sep 11, 2026 | Sep 9, 2026 |
| 144 | Notice of proposed sale | Sep 11, 2026 | — |
| 144 | Notice of proposed sale | Sep 10, 2026 | — |
| 4 | Insider transaction | Aug 26, 2026 | Aug 25, 2026 |
| 4 | Insider transaction | Aug 26, 2026 | Aug 25, 2026 |
| 4 | Insider transaction | Aug 26, 2026 | Aug 25, 2026 |
| 144 | Notice of proposed sale | Aug 25, 2026 | — |
| 4 | Insider transaction | Aug 19, 2026 | Aug 17, 2026 |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| 4 | Insider transaction | Aug 13, 2026 | Aug 11, 2026 |
| 144 | Notice of proposed sale | Aug 11, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 7, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 31, 2026 | — |
| 4 | Insider transaction | Jun 25, 2026 | Jun 19, 2026 |
| 4 | Insider transaction | Jun 23, 2026 | Jun 19, 2026 |
| 4 | Insider transaction | Jun 23, 2026 | Jun 19, 2026 |
| 4 | Insider transaction | Jun 23, 2026 | Jun 19, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 15, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 15, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 15, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 15, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 15, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 6, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 6, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 6, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 6, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 6, 2026 |
| 144 | Notice of proposed sale | Jun 8, 2026 | — |
| 144 | Notice of proposed sale | Jun 5, 2026 | — |
| 144 | Notice of proposed sale | Jun 1, 2026 | — |
| 144 | Notice of proposed sale | May 29, 2026 | — |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 15, 2026 |
| 144 | Notice of proposed sale | May 15, 2026 | — |
| 144 | Notice of proposed sale | May 15, 2026 | — |
| 4 | Insider transaction | May 14, 2026 | May 12, 2026 |
| 144 | Notice of proposed sale | May 12, 2026 | — |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| 4 | Insider transaction | May 8, 2026 | May 6, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 8, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Feb 23, 2026 | Feb 20, 2026 |
| 144 | Notice of proposed sale | Feb 20, 2026 | — |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| 144 | Notice of proposed sale | Feb 18, 2026 | — |
| 4 | Insider transaction | Jan 28, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Dec 15, 2025 | Dec 12, 2025 |
| 4 | Insider transaction | Dec 12, 2025 | Dec 10, 2025 |
| 144 | Notice of proposed sale | Dec 12, 2025 | — |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 144 | Notice of proposed sale | Dec 3, 2025 | — |
| 4 | Insider transaction | Nov 21, 2025 | Nov 19, 2025 |
| 144 | Notice of proposed sale | Nov 19, 2025 | — |
| 4 | Insider transaction | Nov 14, 2025 | Nov 12, 2025 |
| 144 | Notice of proposed sale | Nov 12, 2025 | — |
| 4 | Insider transaction | Nov 7, 2025 | Nov 6, 2025 |
| 144 | Notice of proposed sale | Nov 6, 2025 | — |
| 4 | Insider transaction | Nov 3, 2025 | Nov 3, 2025 |
| 144 | Notice of proposed sale | Nov 3, 2025 | — |
| 4 | Insider transaction | Oct 28, 2025 | Oct 26, 2025 |
| 4 | Insider transaction | Oct 28, 2025 | Oct 26, 2025 |
| 4 | Insider transaction | Oct 28, 2025 | Oct 26, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 17, 2025 | — |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 10, 2025 |
| 4 | Insider transaction | Aug 28, 2025 | Aug 26, 2025 |
| 144 | Notice of proposed sale | Aug 27, 2025 | — |
| 4 | Insider transaction | Aug 27, 2025 | Aug 25, 2025 |
| 4 | Insider transaction | Aug 27, 2025 | Aug 25, 2025 |
| 144 | Notice of proposed sale | Aug 26, 2025 | — |
| 4 | Insider transaction | Aug 26, 2025 | Aug 22, 2025 |
| 144 | Notice of proposed sale | Aug 22, 2025 | — |
| 4 | Insider transaction | Aug 14, 2025 | Aug 12, 2025 |
| 4 | Insider transaction | Aug 12, 2025 | Aug 8, 2025 |
| 144 | Notice of proposed sale | Aug 12, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 11, 2025 | — |
| 144 | Notice of proposed sale | Aug 8, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 9, 2025 | — |
| 4 | Insider transaction | Jun 17, 2025 | Jun 15, 2025 |
| 4 | Insider transaction | Jun 17, 2025 | Jun 15, 2025 |
| 4 | Insider transaction | Jun 17, 2025 | Jun 15, 2025 |
| 4 | Insider transaction | Jun 17, 2025 | Jun 15, 2025 |
| 4 | Insider transaction | Jun 17, 2025 | Jun 15, 2025 |
| 4 | Insider transaction | Jun 11, 2025 | Jun 10, 2025 |
| 4 | Insider transaction | Jun 10, 2025 | Jun 6, 2025 |
| 4 | Insider transaction | Jun 10, 2025 | Jun 6, 2025 |
| 4 | Insider transaction | Jun 10, 2025 | Jun 6, 2025 |
| 4 | Insider transaction | Jun 10, 2025 | Jun 6, 2025 |
| 4 | Insider transaction | Jun 10, 2025 | Jun 6, 2025 |
| 144 | Notice of proposed sale | Jun 10, 2025 | — |
| 4/A | Filing | Jun 9, 2025 | Jun 2, 2025 |
| 4/A | Filing | Jun 9, 2025 | Jun 2, 2025 |
| 3 | Initial insider ownership | Jun 9, 2025 | Jun 1, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 4, 2025 | Jun 2, 2025 |
| 3 | Initial insider ownership | Jun 4, 2025 | Jun 1, 2025 |
| 4 | Insider transaction | Jun 4, 2025 | Jun 2, 2025 |
| 3 | Initial insider ownership | Jun 4, 2025 | Jun 1, 2025 |
| 4 | Insider transaction | May 30, 2025 | May 29, 2025 |
| 144 | Notice of proposed sale | May 29, 2025 | — |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 13, 2025 |
| 144 | Notice of proposed sale | May 13, 2025 | — |
| 4/A | Filing | May 8, 2025 | May 6, 2025 |
| 4/A | Filing | May 8, 2025 | May 6, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 30, 2025 | — |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 144 | Notice of proposed sale | Feb 18, 2025 | — |
| 4 | Insider transaction | Feb 14, 2025 | Feb 13, 2025 |
| 144 | Notice of proposed sale | Feb 13, 2025 | — |
| 4 | Insider transaction | Feb 5, 2025 | Feb 4, 2025 |
| 144 | Notice of proposed sale | Feb 4, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| 4 | Insider transaction | Nov 13, 2024 | Nov 11, 2024 |
| 144 | Notice of proposed sale | Nov 12, 2024 | — |
| 4 | Insider transaction | Nov 5, 2024 | Nov 1, 2024 |
| 144 | Notice of proposed sale | Nov 1, 2024 | — |
| 4 | Insider transaction | Oct 31, 2024 | Oct 30, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 31, 2024 | — |
| 144 | Notice of proposed sale | Oct 30, 2024 | — |
| 4 | Insider transaction | Oct 29, 2024 | Oct 26, 2024 |
| 4 | Insider transaction | Oct 29, 2024 | Oct 26, 2024 |
| 4 | Insider transaction | Oct 29, 2024 | Oct 26, 2024 |
| 4 | Insider transaction | Oct 29, 2024 | Oct 26, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 12, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 12, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 12, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 12, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 12, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 12, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 12, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 12, 2024 |
| 4 | Insider transaction | Sep 13, 2024 | Sep 11, 2024 |
| 144 | Notice of proposed sale | Sep 11, 2024 | — |
| 4 | Insider transaction | Aug 26, 2024 | Aug 23, 2024 |
| 144 | Notice of proposed sale | Aug 23, 2024 | — |
| 4 | Insider transaction | Aug 22, 2024 | Aug 21, 2024 |
| 144 | Notice of proposed sale | Aug 21, 2024 | — |
| 4 | Insider transaction | Aug 16, 2024 | Aug 15, 2024 |
| 144 | Notice of proposed sale | Aug 15, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Aug 2, 2024 | — |
| 4 | Insider transaction | Jun 18, 2024 | Jun 15, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 15, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 15, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 15, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 5, 2024 | Oct 26, 2023 |
| 4 | Insider transaction | Jun 5, 2024 | Oct 26, 2023 |
| 4 | Insider transaction | Jun 5, 2024 | Oct 26, 2023 |
| 4 | Insider transaction | Jun 5, 2024 | Oct 26, 2023 |
| 4 | Insider transaction | May 16, 2024 | May 14, 2024 |
| 144 | Notice of proposed sale | May 14, 2024 | — |
| 4 | Insider transaction | Feb 20, 2024 | Feb 16, 2024 |
| 144 | Notice of proposed sale | Feb 16, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| 4 | Insider transaction | Jan 31, 2024 | Jan 30, 2024 |
| 144 | Notice of proposed sale | Jan 30, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 30, 2024 | — |
| 4 | Insider transaction | Jan 26, 2024 | Jan 24, 2024 |
| 4 | Insider transaction | Jan 26, 2024 | Jan 24, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 22, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jan 12, 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
- Services-Computer Integrated Systems Design (SIC 7373)
- Listed as
- NTCT (Nasdaq)
- Fiscal year ends
- March 31
- Incorporated in
- DE
- Headquarters
- Westford, MA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1078075
- Former names
- NETSCOUT SYSTEMS INC (until Nov 5, 2026)
Other Services-Computer Integrated Systems Design companies
- Samsara Inc. IOT
- Leidos Holdings, Inc. LDOS
- Caci International Inc /DE/ CACI
- GoDaddy Inc. GDDY
- IonQ, Inc. IONQ
- Jack Henry & Associates Inc JKHY
- Quantinuum Inc. QNT
- Aurora Innovation, Inc. AUR
All 56 Services-Computer Integrated Systems Design companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.