Andersen Group Inc. SEC filings ANDG
Andersen Group Inc. has 84 filings in SEC EDGAR's recent list, going back to Apr 25, 2025. Its latest annual report, Form ARS, was filed on Apr 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 12, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 15, 2026 (unregistered share sale). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 30, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 29, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 28, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 16, 2026 | — |
| 8-K |
Current report
Unregistered share sale
|
Oct 15, 2026 | Aug 11, 2026 |
| 8-K |
Current report
Officer or director change
|
Oct 14, 2026 | Oct 13, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 7, 2026 | — |
| 424B4 | Prospectus | Aug 20, 2026 | — |
| EFFECT | Filing | Aug 19, 2026 | — |
| S-1 | Registration statement | Aug 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 13, 2026 | — |
| 10-Q | Quarterly report | Aug 12, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 12, 2026 | Aug 12, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 5, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 3, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 30, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 28, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 27, 2026 | — |
| DRS | Filing | Jul 15, 2026 | — |
| 4 | Insider transaction | Jul 9, 2026 | Jul 7, 2026 |
| 8-K |
Current report
Material agreement
|
Jun 29, 2026 | Jun 25, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 23, 2026 | Jun 22, 2026 |
| 4 | Insider transaction | May 22, 2026 | May 20, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 10-Q | Quarterly report | May 12, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 12, 2026 | May 12, 2026 |
| ARS | Annual report to shareholders | Apr 30, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 30, 2026 | — |
| DEF 14A | Proxy statement | Apr 30, 2026 | Jun 22, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 29, 2026 | — |
| 3 | Initial insider ownership | Apr 28, 2026 | Apr 27, 2026 |
| 8-K |
Current report
Officer or director change
|
Apr 28, 2026 | Apr 27, 2026 |
| 10-K | Annual report | Mar 27, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 17, 2026 | Mar 17, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 6, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 3, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 5, 2026 | — |
| 4 | Insider transaction | Feb 4, 2026 | Feb 2, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 29, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 20, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 7, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 29, 2025 | — |
| 4 | Insider transaction | Dec 22, 2025 | Dec 18, 2025 |
| 8-K |
Current report
Material agreement, New debt, Change to shareholder rights, Officer or director change, Bylaw or fiscal year change, Other events
|
Dec 22, 2025 | Dec 16, 2025 |
| 4 | Insider transaction | Dec 22, 2025 | Dec 18, 2025 |
| 4 | Insider transaction | Dec 22, 2025 | Dec 18, 2025 |
| 4 | Insider transaction | Dec 22, 2025 | Dec 18, 2025 |
| 4 | Insider transaction | Dec 19, 2025 | Dec 17, 2025 |
| 3 | Initial insider ownership | Dec 19, 2025 | Dec 17, 2025 |
| 424B4 | Prospectus | Dec 17, 2025 | — |
| EFFECT | Filing | Dec 16, 2025 | — |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| 3 | Initial insider ownership | Dec 16, 2025 | Dec 16, 2025 |
| S-8 | Employee stock plan registration | Dec 16, 2025 | — |
| CERT | Nyse certification | Dec 15, 2025 | — |
| 8-A12B | Filing | Dec 12, 2025 | — |
| CORRESP | Letter to the SEC | Dec 12, 2025 | — |
| CORRESP | Letter to the SEC | Dec 12, 2025 | — |
| S-1/A | Amended registration statement | Dec 8, 2025 | — |
| CORRESP | Letter to the SEC | Nov 19, 2025 | — |
| S-1/A | Amended registration statement | Nov 19, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 26, 2025 | — |
| S-1 | Registration statement | Sep 19, 2025 | — |
| DRS/A | Filing | Aug 12, 2025 | — |
| DRSLTR | Filing | Jun 6, 2025 | — |
| DRS/A | Filing | Jun 6, 2025 | — |
| UPLOAD | Letter from the SEC | May 22, 2025 | — |
| DRS | Filing | Apr 25, 2025 | — |
Showing 84 filings. 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
- Services-Business Services, NEC (SIC 7389)
- Listed as
- ANDG (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- San Francisco, CA
- SEC filer status
- , Emerging growth company
- SEC CIK
- 2065708
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.