Nucor
NUCOR CORP
NYSE: NUE. Canonical company identity and public leadership record.
US
- Alpha ID
- alpha:company:95bda8e4-ea08-4b13-bbe6-6494367d3b05
- SEC CIK
- 0000073309
- Website
- www.nucor.com Open
- Record version
- vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce, published Oct 16, 2026
- Newest evidence
- Mar 27, 2026
- Monitoring
- Not yet monitored Details
- Integrity
- Not yet signed Methodology
- CEO
- Leon J. TopalianSince Feb 25, 2026
- Chair
- Not published
- Independent
- 7 / 88 directors published
- Published claims
- 444 distinct sources
- Evidence records
- 80 pinned
- Source conflicts
- 0None open
Built from 4 distinct sources and 8 evidence records. Every Claim links to where it appears. Where nothing was published, the record states the coverage gap.
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
CEO CHANGED
Leon J. Topalian executive of Nucor, effective 2026-02-25.
Monitoring
ContinuousWhat the published record states about identity, evidence, evaluation, monitoring, authority, and freshness. Watched-source schedules are not published for this record.
- IdentityunclaimedPublished
- Evidencesource_reportedPublished
- Evaluationnot_evaluatedPublished
- MonitoringNot yet published for this record.Not published
- AuthorityNot yet published for this record.Not published
- FreshnesscurrentPublished
Leadership
Evidence| Role | Person | Since | Status | Claim |
|---|---|---|---|---|
| Chair and Chief Executive Officer | Leon J. Topalian | Feb 2026 | current | Source reportedE4 |
| Vice President and Corporate Controller | Michael D. Keller | Feb 2026 | current | Source reportedE5 |
| President, Chief Operating Officer and Chief Financial Officer | Stephen D. Laxton | Feb 2026 | current | Source reportedE6 |
Board of directors
Evidence8 directors published. 7 of 8 with a published determination are independent.
| Director | Status | Since | Committees | Claim |
|---|---|---|---|---|
| Colleen Kearney | Independent | 2008 | AuditAudit; Compensation and Executive Development; Governance and Nominating · ChairCompensation and Executive DevelopmentGovernance and Nominating, chair | Source reportedE3 |
| Laurette T. Koellner | Independent | 2015 | Audit, chairAudit · Chair; Compensation and Executive Development; Governance and NominatingCompensation and Executive DevelopmentGovernance and Nominating | Source reportedE3 |
| Leon J. Topalian | Not independent | 2020 | None published | Source reportedE3 |
| Michael W. Lamach | Independent | 2022 | AuditAudit; Compensation and Executive Development; Governance and NominatingCompensation and Executive DevelopmentGovernance and Nominating | Source reportedE3 |
| Nadja Y. West | Independent | 2019 | AuditAudit; Compensation and Executive Development; Governance and NominatingCompensation and Executive DevelopmentGovernance and Nominating | Source reportedE3 |
| Natasha L. Clayton | Independent | 2021 | AuditAudit; Compensation and Executive Development; Governance and NominatingCompensation and Executive DevelopmentGovernance and Nominating | Source reportedE3 |
| Nicholas C. Gangestad | Independent | 2023 | AuditAudit; Compensation and Executive Development; Governance and NominatingCompensation and Executive DevelopmentGovernance and Nominating | Source reportedE3 |
| Paula Dempsey | Independent | 2016 | AuditAudit; Compensation and Executive Development · Chair; Governance and NominatingCompensation and Executive Development, chairGovernance and Nominating | Source reportedE3 |
Committees and risk ownership
Evidence| Committee | Chair | Members | Risks assigned |
|---|---|---|---|
| Audit | Laurette T. Koellner | Laurette T. Koellner, Colleen Kearney, Michael W. Lamach, Nadja Y. West, Natasha L. Clayton, Nicholas C. Gangestad, Paula Dempsey | Not described in the published record |
| Audit · Chair; Compensation and Executive Development; Governance and Nominating | Not published | Laurette T. Koellner | Not described in the published record |
| Audit; Compensation and Executive Development · Chair; Governance and Nominating | Not published | Paula Dempsey | Not described in the published record |
| Audit; Compensation and Executive Development; Governance and Nominating | Not published | Michael W. Lamach, Nadja Y. West, Natasha L. Clayton, Nicholas C. Gangestad | Not described in the published record |
| Audit; Compensation and Executive Development; Governance and Nominating · Chair | Not published | Colleen Kearney | Not described in the published record |
| Compensation and Executive Development | Paula Dempsey | Paula Dempsey, Colleen Kearney, Laurette T. Koellner, Michael W. Lamach, Nadja Y. West, Natasha L. Clayton, Nicholas C. Gangestad | Not described in the published record |
| Governance and Nominating | Colleen Kearney | Colleen Kearney, Laurette T. Koellner, Michael W. Lamach, Nadja Y. West, Natasha L. Clayton, Nicholas C. Gangestad, Paula Dempsey | Not described in the published record |
Control and voting power
EvidenceNo 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 registryWho 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.
Financials and market context
Evidence| Index | Security | Status | Effective | Verification | Source |
|---|---|---|---|---|---|
| S&P 500 (S&P Dow Jones Indices) | NYSE: NUE | current | Apr 30, 1985 | inferred | Slickcharts S&P 500 constituent table (public observation, not S&P DJI license) |
Governance and policies
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
Risk, audit, and cyber
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
AI oversight and accountability
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
Legal and regulatory
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
Compensation
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
Other published claims
EvidencePublished Claims that belong to no section above. Each keeps its permalink, evidence, and assertion state.
Not yet in this record
CoverageA 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.
- 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.
Linked people
Same claims as person records- Leon J. TopalianChair and Chief Executive Officer; Directorcompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:17, company:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:11
- Michael D. KellerVice President and Corporate Controllercompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:18
- Stephen D. LaxtonPresident, Chief Operating Officer and Chief Financial Officercompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:19
- Colleen KearneyDirectorcompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:9
- Laurette T. KoellnerDirectorcompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:10
- Michael W. LamachDirectorcompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:12
- Nadja Y. WestDirectorcompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:13
- Natasha L. ClaytonDirectorcompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:14
- Nicholas C. GangestadDirectorcompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:15
- Paula DempseyDirectorcompany:95bda8e4-ea08-4b13-bbe6-6494367d3b05:leadership_role:16
Subject and corrections
Public-role doctrineThis 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
- 8 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
If the company claims the record, its statements appear as their own assertion state and never overwrite the cited evidence.
Evidence
Authority and rights- E1Alpha canonical company public projection. canonical identity. Retrieved Oct 16, 2026. Cited by 6 Claims.
- E2NUCOR CORP Form 10-K. SEC filing. Retrieved Aug 29, 2026. Cited by 2 Claims.
- E3sec proxy. Published Mar 27, 2026. Retrieved May 7, 2026. Cited by 8 Claims.
- E4sec filing. Published Feb 25, 2026. Retrieved May 7, 2026. Cited by 1 Claim.
- E5sec filing. Published Feb 25, 2026. Retrieved May 7, 2026. Cited by 1 Claim.
- E6sec filing. Published Feb 25, 2026. Retrieved May 7, 2026. Cited by 1 Claim.
- E7board_seats. board seats. Cited by 24 Claims.
- E8Slickcharts S&P 500 constituent table (public observation, not S&P DJI license). index provider. Retrieved Sep 2, 2026. Cited by 1 Claim.
What changed in version public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce
vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce published Oct 16, 2026- Leon J. Topalian executive of Nucor, effective 2026-02-25.
- Michael D. Keller executive of Nucor, effective 2026-02-25.
- Stephen D. Laxton executive of Nucor, effective 2026-02-25.
- Nicholas C. Gangestad seat on Nucor, effective 2023-01-01.
- Nicholas C. Gangestad member of Audit; Compensation and Executive Development; Governance and Nominating, effective 2023-01-01.
- Michael W. Lamach seat on Nucor, effective 2022-01-01.
- Audit; Compensation and Executive Development; Governance and Nominating committee of Nucor, effective 2022-01-01.
- Michael W. Lamach member of Audit; Compensation and Executive Development; Governance and Nominating, effective 2022-01-01.
- Natasha L. Clayton seat on Nucor, effective 2021-01-01.
- Natasha L. Clayton member of Audit; Compensation and Executive Development; Governance and Nominating, effective 2021-01-01.
- Leon J. Topalian seat on Nucor, effective 2020-01-01.
- Nadja Y. West seat on Nucor, effective 2019-01-01.
- Nadja Y. West member of Audit; Compensation and Executive Development; Governance and Nominating, effective 2019-01-01.
- Paula Dempsey seat on Nucor, effective 2016-01-01.
- Audit; Compensation and Executive Development · Chair; Governance and Nominating committee of Nucor, effective 2016-01-01.
- Paula Dempsey member of Audit; Compensation and Executive Development · Chair; Governance and Nominating, effective 2016-01-01.
- Laurette T. Koellner seat on Nucor, effective 2015-01-01.
- Audit · Chair; Compensation and Executive Development; Governance and Nominating committee of Nucor, effective 2015-01-01.
- Laurette T. Koellner member of Audit · Chair; Compensation and Executive Development; Governance and Nominating, effective 2015-01-01.
- Colleen Kearney seat on Nucor, effective 2008-01-01.
- Audit; Compensation and Executive Development; Governance and Nominating · Chair committee of Nucor, effective 2008-01-01.
- Colleen Kearney member of Audit; Compensation and Executive Development; Governance and Nominating · Chair, effective 2008-01-01.

