CSP Inc /MA/ SEC filings CSPI
CSP Inc /MA/ has 960 filings in SEC EDGAR's recent list, going back to Feb 14, 1994. Its latest annual report, Form 10-K, was filed on Dec 16, 2025 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 14, 2026 (results of operations). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Sep 15, 2026 | Sep 11, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Jul 31, 2026 |
| 4 | Insider transaction | Jun 10, 2026 | Jun 8, 2026 |
| 3 | Initial insider ownership | Jun 9, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 12, 2026 |
| 4 | Insider transaction | May 13, 2026 | May 11, 2026 |
| 4 | Insider transaction | May 13, 2026 | May 12, 2026 |
| 4 | Insider transaction | Apr 15, 2026 | Mar 27, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Mar 27, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Mar 27, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Mar 27, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Mar 27, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Mar 27, 2026 |
| 4 | Insider transaction | Mar 13, 2026 | Mar 11, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 13, 2026 | — |
| 4 | Insider transaction | Sep 16, 2025 | Sep 15, 2025 |
| 4 | Insider transaction | Aug 6, 2025 | Jul 31, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | May 29, 2025 | May 27, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 15, 2025 | — |
| 144 | Notice of proposed sale | Mar 19, 2025 | — |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 144 | Notice of proposed sale | Feb 18, 2025 | — |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 14, 2025 | — |
| 144 | Notice of proposed sale | Feb 13, 2025 | — |
| 144 | Notice of proposed sale | Feb 12, 2025 | — |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Nov 15, 2024 |
| 3 | Initial insider ownership | Dec 30, 2024 | Dec 20, 2024 |
| 4 | Insider transaction | Aug 27, 2024 | Aug 23, 2024 |
| 4 | Insider transaction | Aug 23, 2024 | Aug 21, 2024 |
| SC 13D | Ownership over 5% (active) | Aug 19, 2024 | — |
| 4 | Insider transaction | Aug 19, 2024 | Aug 14, 2024 |
| 4 | Insider transaction | Aug 5, 2024 | Aug 1, 2024 |
| 4 | Insider transaction | Aug 1, 2024 | Jul 30, 2024 |
| 4 | Insider transaction | Jul 19, 2024 | Jul 17, 2024 |
| 4 | Insider transaction | Jun 27, 2024 | Jun 25, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 14, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 4, 2024 | May 31, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 17, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 14, 2024 | May 10, 2024 |
| 4 | Insider transaction | Mar 18, 2024 | Mar 14, 2024 |
| 4 | Insider transaction | Mar 12, 2024 | Mar 8, 2024 |
| 4 | Insider transaction | Feb 21, 2024 | Feb 16, 2024 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| 4 | Insider transaction | Feb 8, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 1, 2024 | Jan 31, 2024 |
| 4 | Insider transaction | Jan 9, 2024 | Jan 5, 2024 |
| 4 | Insider transaction | Jan 9, 2024 | Jan 5, 2024 |
| 4 | Insider transaction | Jan 9, 2024 | Jan 5, 2024 |
| 4 | Insider transaction | Jan 9, 2024 | Jan 5, 2024 |
| 4 | Insider transaction | Dec 18, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 15, 2023 | Dec 14, 2023 |
| 4 | Insider transaction | Sep 15, 2023 | Sep 13, 2023 |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Aug 31, 2023 | Aug 29, 2023 |
| 4 | Insider transaction | Aug 28, 2023 | Aug 24, 2023 |
| 4 | Insider transaction | Aug 23, 2023 | Aug 21, 2023 |
| 4 | Insider transaction | Aug 18, 2023 | Aug 16, 2023 |
| 4 | Insider transaction | Aug 15, 2023 | Aug 11, 2023 |
| 4 | Insider transaction | Jun 16, 2023 | Jun 14, 2023 |
| 4 | Insider transaction | Jun 7, 2023 | Jun 5, 2023 |
| 4 | Insider transaction | Jun 2, 2023 | May 31, 2023 |
| 4 | Insider transaction | May 24, 2023 | May 22, 2023 |
| 4 | Insider transaction | May 19, 2023 | May 17, 2023 |
| 4 | Insider transaction | May 17, 2023 | May 16, 2023 |
| 4 | Insider transaction | May 16, 2023 | May 12, 2023 |
| 4 | Insider transaction | May 15, 2023 | May 12, 2023 |
| 4 | Insider transaction | Mar 16, 2023 | Mar 14, 2023 |
| 4 | Insider transaction | Mar 13, 2023 | Mar 9, 2023 |
| 4 | Insider transaction | Mar 8, 2023 | Mar 6, 2023 |
| 4 | Insider transaction | Mar 2, 2023 | Feb 28, 2023 |
| 4 | Insider transaction | Mar 1, 2023 | Feb 27, 2023 |
| 4 | Insider transaction | Feb 23, 2023 | Feb 21, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 10, 2023 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2023 | — |
| 4 | Insider transaction | Feb 9, 2023 | Feb 9, 2023 |
| 4 | Insider transaction | Feb 9, 2023 | Feb 9, 2023 |
| 4 | Insider transaction | Feb 9, 2023 | Feb 9, 2023 |
| 4 | Insider transaction | Feb 9, 2023 | Feb 9, 2023 |
| 4 | Insider transaction | Feb 9, 2023 | Feb 9, 2023 |
| 4 | Insider transaction | Jan 10, 2023 | Jan 6, 2023 |
| 4 | Insider transaction | Jan 10, 2023 | Jan 6, 2023 |
| 4 | Insider transaction | Jan 10, 2023 | Jan 6, 2023 |
| 4 | Insider transaction | Jan 10, 2023 | Jan 6, 2023 |
| 4 | Insider transaction | Dec 19, 2022 | Dec 15, 2022 |
| 4 | Insider transaction | Dec 16, 2022 | Dec 14, 2022 |
| 4 | Insider transaction | Dec 12, 2022 | Dec 8, 2022 |
| 4 | Insider transaction | Sep 15, 2022 | Sep 13, 2022 |
| 4 | Insider transaction | Sep 12, 2022 | Sep 8, 2022 |
| 4 | Insider transaction | Aug 16, 2022 | Aug 12, 2022 |
| 4 | Insider transaction | Jun 16, 2022 | Jun 14, 2022 |
| 4 | Insider transaction | Jun 13, 2022 | Jun 9, 2022 |
| 4 | Insider transaction | Jun 8, 2022 | Jun 6, 2022 |
| 4 | Insider transaction | Jun 3, 2022 | Jun 1, 2022 |
| 4 | Insider transaction | May 31, 2022 | May 26, 2022 |
| 4 | Insider transaction | May 25, 2022 | May 23, 2022 |
| 4 | Insider transaction | May 20, 2022 | May 18, 2022 |
| 4 | Insider transaction | May 17, 2022 | May 13, 2022 |
| 4 | Insider transaction | Apr 29, 2022 | Apr 27, 2022 |
| 4 | Insider transaction | Apr 11, 2022 | Apr 7, 2022 |
| 4 | Insider transaction | Mar 17, 2022 | Mar 15, 2022 |
| 4 | Insider transaction | Feb 17, 2022 | Feb 15, 2022 |
| 4 | Insider transaction | Feb 17, 2022 | Feb 15, 2022 |
| 4 | Insider transaction | Feb 17, 2022 | Feb 15, 2022 |
| 4 | Insider transaction | Feb 17, 2022 | Feb 15, 2022 |
| SC 13G | Ownership over 5% (passive) | Feb 15, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2022 | — |
| 4 | Insider transaction | Feb 9, 2022 | Feb 7, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2022 | — |
| 4 | Insider transaction | Jan 25, 2022 | Jan 21, 2022 |
| 4 | Insider transaction | Jan 13, 2022 | Jan 11, 2022 |
| 4 | Insider transaction | Jan 6, 2022 | Jan 6, 2022 |
| 4 | Insider transaction | Jan 6, 2022 | Jan 6, 2022 |
| 4 | Insider transaction | Jan 6, 2022 | Jan 6, 2022 |
| 4 | Insider transaction | Jan 6, 2022 | Jan 6, 2022 |
| 4 | Insider transaction | Jun 10, 2021 | Jun 9, 2021 |
| 4 | Insider transaction | May 19, 2021 | May 17, 2021 |
| 4 | Insider transaction | May 19, 2021 | May 18, 2021 |
| 4/A | Primary document | Feb 18, 2021 | Feb 12, 2021 |
| 4 | Insider transaction | Feb 17, 2021 | Feb 16, 2021 |
| 4 | Insider transaction | Feb 17, 2021 | Feb 12, 2021 |
| SC 13G | Ownership over 5% (passive) | Feb 17, 2021 | — |
| 4 | Insider transaction | Feb 16, 2021 | Feb 11, 2021 |
| 4 | Insider transaction | Feb 16, 2021 | Feb 11, 2021 |
| 4 | Insider transaction | Feb 16, 2021 | Feb 11, 2021 |
| 4 | Insider transaction | Feb 16, 2021 | Feb 11, 2021 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2021 | — |
| 4 | Insider transaction | Feb 2, 2021 | Jan 29, 2021 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 20, 2021 | — |
| 4 | Insider transaction | Jan 14, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Jan 14, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Jan 14, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Jan 14, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Sep 17, 2020 | Sep 15, 2020 |
| 4 | Insider transaction | Apr 8, 2020 | Apr 3, 2020 |
| 4 | Insider transaction | Mar 26, 2020 | Mar 24, 2020 |
| 4 | Insider transaction | Mar 20, 2020 | Mar 18, 2020 |
| 4 | Insider transaction | Mar 20, 2020 | Mar 19, 2020 |
| 4 | Insider transaction | Feb 20, 2020 | Feb 18, 2020 |
| SC 13G | Ownership over 5% (passive) | Feb 18, 2020 | — |
| 4 | Insider transaction | Feb 13, 2020 | Feb 13, 2020 |
| 4 | Insider transaction | Feb 13, 2020 | Feb 13, 2020 |
| 4 | Insider transaction | Feb 13, 2020 | Feb 13, 2020 |
| 4 | Insider transaction | Feb 13, 2020 | Feb 13, 2020 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2020 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2020 | — |
| SC 13G | Ownership over 5% (passive) | Feb 10, 2020 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 22, 2020 | — |
| 4 | Insider transaction | Jan 17, 2020 | Jan 7, 2020 |
| 4 | Insider transaction | Jan 17, 2020 | Jan 7, 2020 |
| 4 | Insider transaction | Jan 17, 2020 | Jan 7, 2020 |
| 4 | Insider transaction | Jan 17, 2020 | Jan 7, 2020 |
| SC 13G | Ownership over 5% (passive) | Jan 13, 2020 | — |
| 4 | Insider transaction | Dec 18, 2019 | Dec 17, 2019 |
| 4 | Insider transaction | Dec 17, 2019 | Dec 16, 2019 |
| SC 13G | Ownership over 5% (passive) | Oct 31, 2019 | — |
| 4 | Insider transaction | Aug 2, 2019 | Jul 31, 2019 |
| 4 | Insider transaction | Aug 2, 2019 | Jul 31, 2019 |
| 4 | Insider transaction | Jun 18, 2019 | Jun 14, 2019 |
| 4/A | Primary document | Mar 19, 2019 | Mar 12, 2019 |
| 4 | Insider transaction | Mar 18, 2019 | Mar 14, 2019 |
| 4 | Insider transaction | Mar 14, 2019 | Mar 12, 2019 |
| 4 | Insider transaction | Mar 7, 2019 | Mar 5, 2019 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2019 | — |
| 4 | Insider transaction | Feb 14, 2019 | Feb 13, 2019 |
| 4 | Insider transaction | Feb 14, 2019 | Feb 13, 2019 |
| 4 | Insider transaction | Feb 14, 2019 | Feb 13, 2019 |
| 4 | Insider transaction | Feb 14, 2019 | Feb 13, 2019 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2019 | — |
| 4 | Insider transaction | Feb 5, 2019 | Jan 31, 2019 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 17, 2019 | — |
| 4 | Insider transaction | Jan 14, 2019 | Jan 11, 2019 |
| 4 | Insider transaction | Jan 11, 2019 | Jan 11, 2019 |
| 4 | Insider transaction | Jan 11, 2019 | Jan 11, 2019 |
| 4 | Insider transaction | Jan 11, 2019 | Jan 11, 2019 |
| 4 | Insider transaction | Sep 13, 2018 | Sep 10, 2018 |
| 4 | Insider transaction | Sep 10, 2018 | Sep 5, 2018 |
| 4 | Insider transaction | Aug 3, 2018 | Jul 31, 2018 |
| 4 | Insider transaction | Mar 15, 2018 | Mar 13, 2018 |
| 4 | Insider transaction | Mar 15, 2018 | Mar 14, 2018 |
| 4 | Insider transaction | Feb 20, 2018 | Feb 14, 2018 |
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
- CSPI (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- MA
- Headquarters
- Lowell, MA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 356037
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.