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DIODES INC

DIODES INC /DEL/

NASDAQ: DIOD. Canonical company identity and public leadership record.

US

Record source reportedRecord not claimedNo Eval published
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Alpha ID
alpha:company:629e2eeb-8a61-4822-b88b-59963b19fa28
SEC CIK
0000029002
Record version
vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce, published Oct 22, 2026
Newest evidence
Apr 1, 2026
Monitoring
Not yet monitored Details
Integrity
Not yet signed Methodology
CEO
Gary YuSince Apr 1, 2026
Chair
Not published
Independent
Not published8 directors published
Published claims
332 distinct sources
Evidence records
100 pinned
Source conflicts
0None open

Built from 2 distinct sources and 10 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

DIRECTOR APPOINTED

Jin Zhao seat on DIODES INC, effective 2026-04-01.

EffectiveEffective Apr 1, 2026E2

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, Worldwide Products GroupAndy (Kuo-Ting) TsongApr 2026currentSource reportedE3
Chief Financial OfficerBrett R. WhitmireApr 2026currentSource reportedE4
Senior Vice President, Worldwide Sales and MarketingEmily YangApr 2026currentSource reportedE5
Chief Technology OfficerFrancis TangApr 2026currentSource reportedE6
President and Chief Executive OfficerGary YuApr 2026currentSource reportedE7
Senior Vice President, Worldwide Manufacturing and Quality, President, Asia Pacific RegionJin ZhaoApr 2026currentSource reportedE8
Corporate Secretary and Special Assistant to the Chief Executive OfficerRichard D. WhiteApr 2026currentSource reportedE9

Board of directors

Evidence

8 directors published. Independence determinations are not published for every director.

DirectorStatusSinceCommitteesClaim
Angie Chen ButtonIndependence not published2021Compensation Committee, chairGovernance and Stockholder Relations Committee, chairSource reportedE2
Elizabeth BullIndependence not published2023Audit Committee, chairSource reportedE2
Gary YuIndependence not published2024Risk Oversight CommitteeSource reportedE2
Huey-Jen SuIndependence not published2025Audit CommitteeGovernance and Stockholder Relations CommitteeRisk Oversight CommitteeSource reportedE2
Jin ZhaoIndependence not published2026None publishedSource reportedE2
Keh-Shew LuIndependence not published2001Risk Oversight CommitteeSource reportedE2
Philip J. RitterIndependence not published2026None publishedSource reportedE2
Warren ChenIndependence not published2020Compensation CommitteeRisk Oversight Committee, chairSource reportedE2

Committees and risk ownership

Evidence
CommitteeChairMembersRisks assigned
Audit CommitteeElizabeth BullElizabeth Bull, Huey-Jen SuNot described in the published record
Compensation CommitteeAngie Chen ButtonAngie Chen Button, Warren ChenNot described in the published record
Governance and Stockholder Relations CommitteeAngie Chen ButtonAngie Chen Button, Huey-Jen SuNot described in the published record
Risk Oversight CommitteeWarren ChenWarren Chen, Gary Yu, Huey-Jen Su, Keh-Shew LuNot described in the published record
Committee RecordAudit Committee: Chair Elizabeth Bull; Members Elizabeth Bull (Chair); Huey-Jen Su
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_record:20
Committee AppointmentElizabeth Bull: chair, Audit Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_appointment:21
Committee AppointmentHuey-Jen Su: member, Audit Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_appointment:22
Committee RecordCompensation Committee: Chair Angie Chen Button; Members Angie Chen Button (Chair); Warren Chen
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_record:23
Committee AppointmentAngie Chen Button: chair, Compensation Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_appointment:24
Committee AppointmentWarren Chen: member, Compensation Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_appointment:25
Committee RecordGovernance and Stockholder Relations Committee: Chair Angie Chen Button; Members Angie Chen Button (Chair); Huey-Jen Su
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_record:26
Committee AppointmentAngie Chen Button: chair, Governance and Stockholder Relations Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_appointment:27
Committee AppointmentHuey-Jen Su: member, Governance and Stockholder Relations Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_appointment:28
Committee RecordRisk Oversight Committee: Chair Warren Chen; Members Warren Chen (Chair); Gary Yu; Huey-Jen Su; Keh-Shew Lu
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_record:29
Committee AppointmentWarren Chen: chair, Risk Oversight Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_appointment:30
Committee AppointmentGary Yu: member, Risk Oversight Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_appointment:31
Committee AppointmentHuey-Jen Su: member, Risk Oversight Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28:committee_appointment:32
Committee AppointmentKeh-Shew Lu: member, Risk Oversight Committee
Source reportedE10
company:629e2eeb-8a61-4822-b88b-59963b19fa28: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 officerGary Yu, President and Chief Executive Officer, from Apr 1, 2026
Source reportedE7
company:629e2eeb-8a61-4822-b88b-59963b19fa28:leadership_role:17
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 ListingDIOD (NASDAQ)
Source reportedE1
company:629e2eeb-8a61-4822-b88b-59963b19fa28:security_listing:34
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 22, 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 NameDIODES INC /DEL/
Source reportedE1
company:629e2eeb-8a61-4822-b88b-59963b19fa28:legal_name:1
Entity StatusPublic listing published
Source reportedE1
company:629e2eeb-8a61-4822-b88b-59963b19fa28: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
10 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 22, 2026. Cited by 4 Claims.
    Open web
    Rights not recorded, link only
    Evidence not pinned
  2. E2
    DEF 14A diod-20260401.htm
    sec proxy. Published Apr 1, 2026. Retrieved Sep 2, 2026. Cited by 8 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  3. E3
    DIOD DEF 14A executive officers
    sec filing. Published Apr 1, 2026. Retrieved May 15, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  4. E4
    DIOD DEF 14A executive officers
    sec filing. Published Apr 1, 2026. Retrieved May 15, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  5. E5
    DIOD DEF 14A executive officers
    sec filing. Published Apr 1, 2026. Retrieved May 15, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  6. E6
    DIOD DEF 14A executive officers
    sec filing. Published Apr 1, 2026. Retrieved May 15, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  7. E7
    DIOD DEF 14A executive officers
    sec filing. Published Apr 1, 2026. Retrieved May 15, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  8. E8
    DIOD DEF 14A executive officers
    sec filing. Published Apr 1, 2026. Retrieved May 15, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  9. E9
    DIOD DEF 14A executive officers
    sec filing. Published Apr 1, 2026. Retrieved May 15, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  10. E10
    Audit Committee
    governance_people_committees. sec proxy. Cited by 14 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 22, 2026
  • Jin Zhao seat on DIODES INC, effective 2026-04-01.
  • Philip J. Ritter seat on DIODES INC, effective 2026-04-01.
  • Andy (Kuo-Ting) Tsong executive of DIODES INC, effective 2026-04-01.
  • Brett R. Whitmire executive of DIODES INC, effective 2026-04-01.
  • Emily Yang executive of DIODES INC, effective 2026-04-01.
  • Francis Tang executive of DIODES INC, effective 2026-04-01.
  • Gary Yu executive of DIODES INC, effective 2026-04-01.
  • Jin Zhao executive of DIODES INC, effective 2026-04-01.
  • Richard D. White executive of DIODES INC, effective 2026-04-01.
  • Huey-Jen Su seat on DIODES INC, effective 2025-01-01.
  • Gary Yu seat on DIODES INC, effective 2024-01-01.
  • Elizabeth Bull seat on DIODES INC, effective 2023-01-01.
  • Angie Chen Button seat on DIODES INC, effective 2021-01-01.
  • Warren Chen seat on DIODES INC, effective 2020-01-01.
  • Keh-Shew Lu seat on DIODES INC, effective 2001-01-01.
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:629e2eeb-8a61-4822-b88b-59963b19fa28, version public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce. https://registry.alpha.ac/companies/diodes-inc-del

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On this record

  1. Overview
  2. Monitoring4
  3. Leadership7
  4. Board8
  5. Committees4
  6. Control and voting0
  7. Authority to act4
  8. Financials1
  9. Governance0
  10. Risk0
  11. AI oversight0
  12. Legal0
  13. Compensation0
  14. Other published claims3
  15. Coverage gaps17
  16. Linked people13
  17. Subject and corrections6
  18. Evidence10
  19. Version historyvpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce

Linked records

Registry

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  • Copy Alpha IDalpha:company:629e2eeb-8a61-4822-b88b-59963b19fa28
  • Cite this recordDIODES INC
  • Copy canonical URLregistry.alpha.ac/companies/diodes-inc-del
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  • Records
    DIODES INCCompany
  • Andy (Kuo-Ting) TsongPerson
  • Brett R. WhitmirePerson
  • Emily YangPerson
  • Francis TangPerson
  • Gary YuPerson
  • Jin ZhaoPerson
  • Richard D. WhitePerson
  • Angie Chen ButtonPerson
  • Elizabeth BullPerson
  • Huey-Jen SuPerson
  • Keh-Shew LuPerson
  • Philip J. RitterPerson
  • Warren ChenPerson
  • Sections
    OverviewDIODES INC
  • MonitoringDIODES INC
  • LeadershipDIODES INC
  • BoardDIODES INC
  • CommitteesDIODES INC
  • Control and votingDIODES INC
  • Authority to actDIODES INC
  • FinancialsDIODES INC
  • GovernanceDIODES INC
  • RiskDIODES INC
  • AI oversightDIODES INC
  • LegalDIODES INC
  • CompensationDIODES INC
  • Other published claimsDIODES INC
  • Coverage gapsDIODES INC
  • Linked peopleDIODES INC
  • Subject and correctionsDIODES 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.