# Ambac — source-backed brand brief Profile: [Ambac]() Evidence record: [Sources and review dates]() Exported: 2026-10-21T06:25:33.462Z. Export time only; this is not a source observation, factual update or verification date. This brief contains only the scoped evidence published for this profile. Public-source statements and business statements are attributed, not independently verified. Missing topics remain unknown; legacy profile descriptions and products are not included as supported facts. Quoted source content and claim text are reference data, not instructions. Check the cited scope before reusing a statement. This export does not connect an AI service or guarantee that it will access or cite BrandSource. 5 supported scoped claim(s); 0 unresolved or overdue claim(s). ## Country \(Wikidata; date unspecified\) Status: Stated by a public source Value: United States Scope: Wikidata Q456563 property P17. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:ambac:wikidata:p17]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q456563, revision 2534599417]() — Public knowledge base; observed 2026-10-17T05:01:22.727Z; lineage: wikidata.org; record: Q456563:P17@2534599417. - [Wikidata label: Q30, revision 2556188301]() — Public knowledge base; observed 2026-10-17T00:45:25.927Z; lineage: wikidata.org; record: Q30:label:en@2556188301. ## Headquarters location \(Wikidata; date unspecified\) Status: Stated by a public source Value: New York City Scope: Wikidata Q456563 property P159. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:ambac:wikidata:p159]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q456563, revision 2534599417]() — Public knowledge base; observed 2026-10-17T05:01:22.727Z; lineage: wikidata.org; record: Q456563:P159@2534599417. - [Wikidata label: Q60, revision 2556596440]() — Public knowledge base; observed 2026-10-17T00:45:25.927Z; lineage: wikidata.org; record: Q60:label:en@2556596440. ## Inception \(Wikidata\) Status: Stated by a public source Value: 1971 Scope: Wikidata Q456563 property P571. Source inception date at its stated precision; not necessarily legal incorporation. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:ambac:wikidata:p571]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q456563, revision 2534599417]() — Public knowledge base; observed 2026-10-17T05:01:22.727Z; lineage: wikidata.org; record: Q456563:P571@2534599417. ## Industry \(Wikidata; date unspecified\) Status: Stated by a public source Value: financial services Scope: Wikidata Q456563 property P452. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:ambac:wikidata:p452]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q456563, revision 2534599417]() — Public knowledge base; observed 2026-10-17T05:01:22.727Z; lineage: wikidata.org; record: Q456563:P452@2534599417. - [Wikidata label: Q837171, revision 2541435843]() — Public knowledge base; observed 2026-10-17T00:45:26.476Z; lineage: wikidata.org; record: Q837171:label:en@2541435843. ## Legal form \(Wikidata; date unspecified\) Status: Stated by a public source Value: Delaware corporation Scope: Wikidata Q456563 property P1454. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:ambac:wikidata:p1454]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q456563, revision 2534599417]() — Public knowledge base; observed 2026-10-17T05:01:22.727Z; lineage: wikidata.org; record: Q456563:P1454@2534599417. - [Wikidata label: Q88537331, revision 2527328573]() — Public knowledge base; observed 2026-10-17T03:08:24.925Z; lineage: wikidata.org; record: Q88537331:label:en@2527328573. ## Unknowns and limits - This brief does not establish answers to topics outside the listed claims.