Alpha RegistryClaim a profile
Published mark

AMERICAN FINANCIAL GROUP INC

NYSE: AFG. Canonical company identity and public leadership record.

US

Record source reportedRecord not claimedNo Eval published
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Alpha ID
alpha:company:648105ff-a90a-4370-8241-90bb761f1b03
SEC CIK
0001042046
Record version
vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce, published Oct 19, 2026
Newest evidence
Apr 3, 2026
Monitoring
Not yet monitored Details
Integrity
Not yet signed Methodology
CEO
Carl H. Lindner IIISince Apr 3, 2026
Chair
Not published
Independent
7 / 1212 directors published
Published claims
372 distinct sources
Evidence records
110 pinned
Source conflicts
0None open

Built from 2 distinct sources and 11 evidence records. Every Claim links to where it appears. Where nothing was published, the record states the coverage gap.

CorroboratedSource reportedAlpha inferenceNot disclosed

Public record. Alpha publishes governance facts about this organization from regulatory filings and company statements. Private enterprise overlay data is never projected here. The company can claim the record, correct, or dispute any Claim. How this works

CFO CHANGED

Brian S. Hertzman executive of AMERICAN FINANCIAL GROUP INC, effective 2026-04-03.

EffectiveEffective Apr 3, 2026E3

Monitoring

Continuous

What the published record states about identity, evidence, evaluation, monitoring, authority, and freshness. Watched-source schedules are not published for this record.

  • Identityunclaimed
    Published
  • Evidencesource_reported
    Published
  • Evaluationnot_evaluated
    Published
  • MonitoringNot yet published for this record.
    Not published
  • AuthorityNot yet published for this record.
    Not published
  • Freshnesscurrent
    Published

Leadership

Evidence
RolePersonSinceStatusClaim
Senior Vice President and Chief Financial OfficerBrian S. HertzmanApr 2026currentSource reportedE3
Co-Chief Executive Officer and DirectorCarl H. Lindner IIIApr 2026currentSource reportedE4
Divisional President, AFG Real Estate Investments and DirectorCraig Lindner Jr.Apr 2026currentSource reportedE5
President and Chief Operating Officer of Great American Insurance Group and DirectorDavid L. ThompsonApr 2026currentSource reportedE6
President of AFG, President of American Money Management Corporation and DirectorJohn B. BerdingApr 2026currentSource reportedE7
Senior Vice President, General Counsel and Chief Compliance OfficerMark A. WeissApr 2026currentSource reportedE8
Senior Vice President, Chief Human Resources Officer and Chief Administrative OfficerMichelle A. GillisApr 2026currentSource reportedE9
Co-Chief Executive Officer and DirectorS. Craig LindnerApr 2026currentSource reportedE10

Board of directors

Evidence

12 directors published. 7 of 12 with a published determination are independent.

DirectorStatusSinceCommitteesClaim
Amy Y. MurrayIndependent2021AuditAudit; CompensationCompensationSource reportedE2
Carl H. Lindner IIINot independent1991None publishedSource reportedE2
Craig Lindner Jr.Not independent2025None publishedSource reportedE2
David L. ThompsonNot independent2025None publishedSource reportedE2
Evans N. NwankwoIndependent2020None publishedSource reportedE2
Gregory G. JosephIndependent2008Audit, chairAudit · ChairSource reportedE2
John B. BerdingNot independent2012None publishedSource reportedE2
John I. Von LehmanIndependent2008AuditSource reportedE2
Mary Beth MartinIndependent2019Compensation, chairCompensation · ChairSource reportedE2
Roger K. NewportIndependent2024AuditSource reportedE2
S. Craig LindnerNot independent1985None publishedSource reportedE2
William W. VerityIndependent2002CompensationSource reportedE2

Committees and risk ownership

Evidence
CommitteeChairMembersRisks assigned
AuditGregory G. JosephGregory G. Joseph, Amy Y. Murray, John I. Von Lehman, Roger K. NewportNot described in the published record
Audit · ChairNot publishedGregory G. JosephNot described in the published record
Audit; CompensationNot publishedAmy Y. MurrayNot described in the published record
CompensationMary Beth MartinMary Beth Martin, Amy Y. Murray, William W. VerityNot described in the published record
Compensation · ChairNot publishedMary Beth MartinNot described in the published record
Committee RecordAudit: Chair Gregory G. Joseph; Members Gregory G. Joseph (Chair); Amy Y. Murray; John I. Von Lehman; Roger K. Newport
Source reportedE11
company:648105ff-a90a-4370-8241-90bb761f1b03:committee_record:25
Committee AppointmentGregory G. Joseph: chair, Audit
Source reportedE11
company:648105ff-a90a-4370-8241-90bb761f1b03:committee_appointment:26
Committee AppointmentAmy Y. Murray: member, Audit
Source reportedE11
company:648105ff-a90a-4370-8241-90bb761f1b03:committee_appointment:27
Committee AppointmentJohn I. Von Lehman: member, Audit
Source reportedE11
company:648105ff-a90a-4370-8241-90bb761f1b03:committee_appointment:28
Committee AppointmentRoger K. Newport: member, Audit
Source reportedE11
company:648105ff-a90a-4370-8241-90bb761f1b03:committee_appointment:29
Committee RecordCompensation: Chair Mary Beth Martin; Members Mary Beth Martin (Chair); Amy Y. Murray; William W. Verity
Source reportedE11
company:648105ff-a90a-4370-8241-90bb761f1b03:committee_record:30
Committee AppointmentMary Beth Martin: chair, Compensation
Source reportedE11
company:648105ff-a90a-4370-8241-90bb761f1b03:committee_appointment:31
Committee AppointmentAmy Y. Murray: member, Compensation
Source reportedE11
company:648105ff-a90a-4370-8241-90bb761f1b03:committee_appointment:32
Committee AppointmentWilliam W. Verity: member, Compensation
Source reportedE11
company:648105ff-a90a-4370-8241-90bb761f1b03:committee_appointment:33

Control and voting power

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

Authority to act

Evidence and agent registry

Who can act for the company, and on whose authority. This is what a counterparty's agent checks before it accepts an order, signs, or pays.

Principal executive officerCarl H. Lindner III, Co-Chief Executive Officer and Director, from Apr 3, 2026
Source reportedE4
company:648105ff-a90a-4370-8241-90bb761f1b03:leadership_role:18
Who can authorize an agentNot assessedNo Alpha inference about signing authority or board-reserved matters is published for this record.
Not assessed
bind
AI agents registered by the companyNot registered in the public RegistryAgent Deployments, Agent Use Cases, Authority Grants, TrustChecks, Action Ledger entries and Governance Receipts live in the private enterprise overlay. They are never projected into the public Registry without explicit cross-plane authorization. Absence here is a plane boundary, not evidence that the enterprise operates no agents.
Agent registry
agents
Delegations publishedNot disclosedBoard and officer delegation resolutions are not public filings and are not published in this record.
Search scope
delegations

Financials and market context

Evidence
Security ListingAFG (NYSE)
Source reportedE1
company:648105ff-a90a-4370-8241-90bb761f1b03:security_listing:34
Security ListingAFGB (NYSE)
Source reportedE1
company:648105ff-a90a-4370-8241-90bb761f1b03:security_listing:35
Security ListingAFGC (NYSE)
Source reportedE1
company:648105ff-a90a-4370-8241-90bb761f1b03:security_listing:36
Security ListingAFGD (NYSE)
Source reportedE1
company:648105ff-a90a-4370-8241-90bb761f1b03:security_listing:37
Security ListingAFGE (NYSE)
Source reportedE1
company:648105ff-a90a-4370-8241-90bb761f1b03:security_listing:38
Index membershipsNo current membership is published in Alpha's tracked index universe.This is not evidence that the company is absent from every market index.
None publishedAs of Oct 19, 2026. Rights-filtered public evidence only; no redistribution or model training is granted. Only source-backed memberships with an explicit public redistribution basis are returned.

Governance and policies

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

Risk, audit, and cyber

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

AI oversight and accountability

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

Compensation

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

Other published claims

Evidence

Published Claims that belong to no section above. Each keeps its permalink, evidence, and assertion state.

Legal NameAMERICAN FINANCIAL GROUP INC
Source reportedE1
company:648105ff-a90a-4370-8241-90bb761f1b03:legal_name:1
Entity StatusPublic listing published
Source reportedE1
company:648105ff-a90a-4370-8241-90bb761f1b03:entity_status:3

Not yet in this record

Coverage

A gap is a coverage state, not a negative finding. These sections are expected for this entity class and are not yet published.

  • Corporate structureNot reviewed. Parent, subsidiary and predecessor structure explains who is governed.
  • OwnershipNot reviewed. Ownership and voting power determine who can influence the board.
  • FinancialsNot reviewed. Governance-relevant financial context frames capital and audit decisions.
  • CompensationNot reviewed. Pay design shows how incentives are governed.
  • GovernanceNot reviewed. Governing documents and provisions set the rules of the enterprise.
  • Shareholder governanceNot reviewed. Meeting and vote records show shareholder dissent and support.
  • AuditNot reviewed. Auditor, controls and restatements show assurance over reporting.
  • LegalNot reviewed. Material legal and regulatory matters show enforcement exposure.
  • RiskNot reviewed. Risk ownership links the board, committees, executives and controls.
  • CyberNot reviewed. Cyber and data governance is a disclosed oversight domain.
  • AI governanceNot reviewed. AI oversight is a differentiated Alpha governance domain.
  • Markets externalNot reviewed. Auditors, advisors, investors and regulators form the external ecosystem.
  • Absence of a leadership role, committee, or disclosure is not evidence that it does not exist.Absence of a leadership role, committee, or disclosure is not evidence that it does not exist.
  • Only explicitly published canonical company identity and current confirmed public roles are included.Only explicitly published canonical company identity and current confirmed public roles are included.
  • Absence of a board, committee, executive, listing, or claim is not evidence that it does not exist.Absence of a board, committee, executive, listing, or claim is not evidence that it does not exist.
  • Public retrieval does not grant redistribution, model-training, direct-contact, or relationship-pathfinding rights.Public retrieval does not grant redistribution, model-training, direct-contact, or relationship-pathfinding rights.
  • This Company Profile is an identity and evidence record, not an Alpha rating.This Company Profile is an identity and evidence record, not an Alpha rating.

Subject and corrections

Public-role doctrine

This record exists because the company is in the published Registry. The company can claim the record, correct, or dispute any Claim. Corrections are versioned and the original stays in history.

Basis
Published company record built from public sources
Sources
11 evidence records cited. 0 with redistribution rights.
Never published
Private enterprise overlay data: deployments, authority grants, TrustChecks, receipts, telemetry
Record claimed
No
Open disputes
0
Identity ownership
unclaimed
Claiming not yet available

If the company claims the record, its statements appear as their own assertion state and never overwrite the cited evidence.

Evidence

Authority and rights
  1. E1
    Alpha canonical company public projection
    Alpha canonical company public projection. canonical identity. Retrieved Oct 19, 2026. Cited by 8 Claims.
    Open web
    Rights not recorded, link only
    Evidence not pinned
  2. E2
    AMERICAN FINANCIAL GROUP INC DEF 14A 2026-04-03
    sec proxy. Published Apr 3, 2026. Retrieved Apr 24, 2026. Cited by 12 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  3. E3
    AFGC DEF 14A executive officers
    sec filing. Published Apr 3, 2026. Retrieved Jul 28, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  4. E4
    AFGE DEF 14A executive officers
    sec filing. Published Apr 3, 2026. Retrieved Jul 28, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  5. E5
    AFGC DEF 14A executive officers
    sec filing. Published Apr 3, 2026. Retrieved Jul 28, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  6. E6
    AFGC DEF 14A executive officers
    sec filing. Published Apr 3, 2026. Retrieved Jul 28, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  7. E7
    AFGE DEF 14A executive officers
    sec filing. Published Apr 3, 2026. Retrieved Jul 28, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  8. E8
    AFGE DEF 14A executive officers
    sec filing. Published Apr 3, 2026. Retrieved Jul 28, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  9. E9
    AFGE DEF 14A executive officers
    sec filing. Published Apr 3, 2026. Retrieved Jul 28, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  10. E10
    AFGB DEF 14A executive officers
    sec filing. Published Apr 3, 2026. Retrieved Jul 28, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  11. E11
    Audit
    board_seats. board seats. Cited by 9 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned

What changed in version public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce

vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce published Oct 19, 2026
  • Brian S. Hertzman executive of AMERICAN FINANCIAL GROUP INC, effective 2026-04-03.
  • Carl H. Lindner III executive of AMERICAN FINANCIAL GROUP INC, effective 2026-04-03.
  • Craig Lindner Jr. executive of AMERICAN FINANCIAL GROUP INC, effective 2026-04-03.
  • David L. Thompson executive of AMERICAN FINANCIAL GROUP INC, effective 2026-04-03.
  • John B. Berding executive of AMERICAN FINANCIAL GROUP INC, effective 2026-04-03.
  • Mark A. Weiss executive of AMERICAN FINANCIAL GROUP INC, effective 2026-04-03.
  • Michelle A. Gillis executive of AMERICAN FINANCIAL GROUP INC, effective 2026-04-03.
  • S. Craig Lindner executive of AMERICAN FINANCIAL GROUP INC, effective 2026-04-03.
  • Craig Lindner Jr. seat on AMERICAN FINANCIAL GROUP INC, effective 2025-01-01.
  • David L. Thompson seat on AMERICAN FINANCIAL GROUP INC, effective 2025-01-01.
  • Roger K. Newport seat on AMERICAN FINANCIAL GROUP INC, effective 2024-01-01.
  • Amy Y. Murray seat on AMERICAN FINANCIAL GROUP INC, effective 2021-01-01.
  • Audit; Compensation committee of AMERICAN FINANCIAL GROUP INC, effective 2021-01-01.
  • Amy Y. Murray member of Audit; Compensation, effective 2021-01-01.
  • Evans N. Nwankwo seat on AMERICAN FINANCIAL GROUP INC, effective 2020-01-01.
  • Mary Beth Martin seat on AMERICAN FINANCIAL GROUP INC, effective 2019-01-01.
  • Compensation · Chair committee of AMERICAN FINANCIAL GROUP INC, effective 2019-01-01.
  • Mary Beth Martin member of Compensation · Chair, effective 2019-01-01.
  • John B. Berding seat on AMERICAN FINANCIAL GROUP INC, effective 2012-01-01.
  • Gregory G. Joseph seat on AMERICAN FINANCIAL GROUP INC, effective 2008-01-01.
  • John I. Von Lehman seat on AMERICAN FINANCIAL GROUP INC, effective 2008-01-01.
  • Audit · Chair committee of AMERICAN FINANCIAL GROUP INC, effective 2008-01-01.
  • Gregory G. Joseph member of Audit · Chair, effective 2008-01-01.
  • William W. Verity seat on AMERICAN FINANCIAL GROUP INC, effective 2002-01-01.
  • Carl H. Lindner III seat on AMERICAN FINANCIAL GROUP INC, effective 1991-01-01.
  • S. Craig Lindner seat on AMERICAN FINANCIAL GROUP INC, effective 1985-01-01.
Appearance

Alpha Governance PBC. The Registry records reported facts and Alpha's assessments separately. A missing fact is not evidence that it is false.

Record alpha:company:648105ff-a90a-4370-8241-90bb761f1b03, version public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce. https://registry.alpha.ac/companies/american-financial-group-inc

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On this record

  1. Overview
  2. Monitoring4
  3. Leadership8
  4. Board12
  5. Committees5
  6. Control and voting0
  7. Authority to act4
  8. Financials5
  9. Governance0
  10. Risk0
  11. AI oversight0
  12. Legal0
  13. Compensation0
  14. Other published claims3
  15. Coverage gaps17
  16. Linked people15
  17. Subject and corrections6
  18. Evidence11
  19. Version historyvpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce

Linked records

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  • Copy Alpha IDalpha:company:648105ff-a90a-4370-8241-90bb761f1b03
  • Cite this recordAMERICAN FINANCIAL GROUP INC
  • Copy canonical URLregistry.alpha.ac/companies/american-financial-group-inc
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  • Records
    AMERICAN FINANCIAL GROUP INCCompany
  • Brian S. HertzmanPerson
  • Carl H. Lindner IIIPerson
  • Craig Lindner Jr.Person
  • David L. ThompsonPerson
  • John B. BerdingPerson
  • Mark A. WeissPerson
  • Michelle A. GillisPerson
  • S. Craig LindnerPerson
  • Amy Y. MurrayPerson
  • Evans N. NwankwoPerson
  • Gregory G. JosephPerson
  • John I. Von LehmanPerson
  • Mary Beth MartinPerson
  • Roger K. NewportPerson
  • William W. VerityPerson
  • Sections
    OverviewAMERICAN FINANCIAL GROUP INC
  • MonitoringAMERICAN FINANCIAL GROUP INC
  • LeadershipAMERICAN FINANCIAL GROUP INC
  • BoardAMERICAN FINANCIAL GROUP INC
  • CommitteesAMERICAN FINANCIAL GROUP INC
  • Control and votingAMERICAN FINANCIAL GROUP INC
  • Authority to actAMERICAN FINANCIAL GROUP INC
  • FinancialsAMERICAN FINANCIAL GROUP INC
  • GovernanceAMERICAN FINANCIAL GROUP INC
  • RiskAMERICAN FINANCIAL GROUP INC
  • AI oversightAMERICAN FINANCIAL GROUP INC
  • LegalAMERICAN FINANCIAL GROUP INC
  • CompensationAMERICAN FINANCIAL GROUP INC
  • Other published claimsAMERICAN FINANCIAL GROUP INC
  • Coverage gapsAMERICAN FINANCIAL GROUP INC
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Report an error

Reports attach to the Claim and go to an Alpha analyst through the correction form. Corrections are versioned, and the original stays in history.