AmBase Corp (ABCP) Form 10-K Annual Reports
AmBase Corp (ABCP) is a publicly traded company on the OTC, categorized under SIC 6512 (Opeators of Nonresidential Buildings). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: ABCP
CIK: 20639
Exchange: OTC
SIC 6512: Opeators of Nonresidential Buildings
Fiscal Year End: 12/31
Independent PCAOB Auditor
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Audit Firm
CBIZ CPAs P.C.
Auditor SinceSince 12/31/2025 12:00:00 AM
Lead Engagement PartnerTheodore Lucas
Audit LocationHartford, Connecticut, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| 8-K | 2026-10-13 | 2026-10-13 | 8-K | 0001140361-26-039418 | View SEC Doc Filr Page |
| 10-Q | 2026-08-12 | 2026-06-30 | 10-Q | 0001140361-26-032439 | View SEC Doc Filr Page |
| 8-K | 2026-07-31 | 2026-07-30 | 8-K | 0001140361-26-030442 | View SEC Doc Filr Page |
| 8-K | 2026-05-29 | 2026-05-27 | 8-K | 0001140361-26-023251 | View SEC Doc Filr Page |
| 10-Q | 2026-05-11 | 2026-03-31 | 10-Q | 0001140361-26-020520 | View SEC Doc Filr Page |
| DEF 14A | 2026-03-31 | 2026-05-27 | DEF 14A | 0001140361-26-012252 | View SEC Doc Filr Page |
| 10-K | 2026-03-30 | 2025-12-31 | 10-K | 0001140361-26-012027 | View SEC Doc Filr Page |
| 8-K | 2026-03-04 | 2026-03-02 | 8-K | 0001140361-26-007783 | View SEC Doc Filr Page |
| 8-K | 2026-02-25 | 2026-02-24 | 8-K | 0001140361-26-006772 | View SEC Doc Filr Page |
| 8-K | 2026-01-29 | 2025-01-28 | 8-K | 0001140361-26-002808 | View SEC Doc Filr Page |
| 8-K | 2026-01-21 | 2026-01-01 | 8-K | 0001140361-26-001845 | View SEC Doc Filr Page |
| 8-K | 2025-12-19 | 2025-12-18 | 8-K | 0001140361-25-046179 | View SEC Doc Filr Page |
| 8-K | 2025-11-26 | 2025-11-25 | 8-K | 0001140361-25-043442 | View SEC Doc Filr Page |
| 10-Q | 2025-11-06 | 2025-09-30 | 10-Q | 0001140361-25-040725 | View SEC Doc Filr Page |
| 8-K | 2025-09-29 | 2025-09-26 | 8-K | 0001140361-25-036484 | View SEC Doc Filr Page |
| 8-K | 2025-09-11 | 2025-09-10 | 8-K | 0001140361-25-034689 | View SEC Doc Filr Page |
| 10-Q | 2025-08-13 | 2025-06-30 | QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(D) | 0001140361-25-030759 | View SEC Doc Filr Page |
| 8-K | 2025-07-25 | 2025-07-22 | 8-K | 0001140361-25-027288 | View SEC Doc Filr Page |
| 8-K | 2025-06-23 | 2025-06-23 | 8-K | 0001140361-25-023344 | View SEC Doc Filr Page |
| 8-K | 2025-06-09 | 2025-06-06 | 8-K | 0001140361-25-021930 | View SEC Doc Filr Page |
| 8-K | 2025-06-02 | 2025-05-27 | 8-K | 0001140361-25-021117 | View SEC Doc Filr Page |
| 10-Q | 2025-05-13 | 2025-03-31 | 10-Q | 0001140361-25-018623 | View SEC Doc Filr Page |
| DEFA14A | 2025-04-23 | — | DEFA14A | 0001140361-25-015166 | View SEC Doc Filr Page |
| 8-K | 2025-04-22 | 2025-04-22 | 8-K | 0001140361-25-014937 | View SEC Doc Filr Page |
| 8-K | 2025-03-27 | 2025-03-26 | 8-K | 0001140361-25-010698 | View SEC Doc Filr Page |