Published mark

TANDEM DIABETES CARE INC

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

US

Record source reportedRecord not claimedNo Eval published
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Alpha ID
alpha:company:8aa51ac1-7677-41c3-9973-382e248d6827
SEC CIK
0001438133
Record version
vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce, published Oct 12, 2026
Newest evidence
Apr 7, 2026
Monitoring
Not yet monitored Details
Integrity
Not yet signed Methodology
CEO
John SheridanPresident and Chief Executive Officer
Chair
Rebecca Robertson
Independent
Not published8 directors published
Published claims
382 distinct sources
Evidence records
40 pinned
Source conflicts
0None open

Built from 2 distinct sources and 4 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

Sandra Beaver seat on TANDEM DIABETES CARE INC, effective 2025-01-01.

EffectiveEffective Jan 1, 2025E3

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
Executive Vice President and Chief Strategy and Product OfficerElizabeth GasserNot capturedunknownSource reportedE2
Executive Vice President, Chief Operating OfficerJean-Claude KyrillosNot capturedunknownSource reportedE2
President and Chief Executive OfficerJohn SheridanNot capturedunknownSource reportedE2
Executive Vice President, Chief Financial Officer and TreasurerLeigh VossellerNot capturedunknownSource reportedE2
Executive Vice President and Chief Commercial OfficerMark NovaraNot capturedunknownSource reportedE2
Executive Vice President and Chief Technology OfficerRick CarpenterNot capturedunknownSource reportedE2
Executive Vice President, Chief Legal, Privacy & Compliance Officer and SecretaryShannon HansenNot capturedunknownSource reportedE2
Executive Vice President and Chief Administrative OfficerSusan MorrisonNot capturedunknownSource reportedE2

Board of directors

Evidence

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

DirectorStatusSinceCommitteesClaim
Christopher TwomeyIndependence not published2013Audit Committee, chairSource reportedE3
Joao MalagueiraIndependence not published2022Audit CommitteeSource reportedE3
John SheridanIndependence not published2019None publishedSource reportedE3
Kathleen Mcgroddy-GoetzIndependence not published2020Cybersecurity and Data Privacy Oversight CommitteeNominating and Corporate Governance CommitteeSource reportedE3
Myoungil ChaIndependence not published2022Compensation CommitteeSource reportedE3
Peyton HowellIndependence not published2020Compensation Committee, chairSource reportedE3
Rajwant SodhiIndependence not published2021Cybersecurity and Data Privacy Oversight CommitteeNominating and Corporate Governance CommitteeSource reportedE3
Sandra BeaverIndependence not published2025Audit CommitteeCybersecurity and Data Privacy Oversight CommitteeSource reportedE3
Kathleen McGroddy-Goetz, Ph.D.IndependentNot publishedNone publishedSource reportedE2
Rebecca RobertsonIndependentChairNot publishedCompensation CommitteeNominating and Corporate Governance CommitteeSource reportedE2

Committees and risk ownership

Evidence
CommitteeChairMembersRisks assigned
Audit CommitteeChristopher TwomeyChristopher Twomey, Joao Malagueira, Sandra BeaverNot described in the published record
Compensation CommitteePeyton HowellPeyton Howell, Myoungil Cha, Rebecca RobertsonNot described in the published record
Cybersecurity and Data Privacy Oversight CommitteeNot publishedKathleen Mcgroddy-Goetz, Rajwant Sodhi, Sandra Beavercyber, privacy
Nominating and Corporate Governance CommitteeNot publishedKathleen Mcgroddy-Goetz, Rajwant Sodhi, Rebecca RobertsonNot described in the published record
Committee RecordAudit Committee: Chair Christopher Twomey; Members Christopher Twomey (Chair); Joao Malagueira; Sandra Beaver
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_record:23
Committee AppointmentChristopher Twomey: chair, Audit Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:24
Committee AppointmentJoao Malagueira: member, Audit Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:25
Committee AppointmentSandra Beaver: member, Audit Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:26
Committee RecordCompensation Committee: Chair Peyton Howell; Members Peyton Howell (Chair); Myoungil Cha; Rebecca Robertson
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_record:27
Committee AppointmentPeyton Howell: chair, Compensation Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:28
Committee AppointmentMyoungil Cha: member, Compensation Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:29
Committee AppointmentRebecca Robertson: member, Compensation Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:30
Committee RecordCybersecurity and Data Privacy Oversight Committee: Chair not stated; Members Kathleen Mcgroddy-Goetz; Rajwant Sodhi; Sandra Beaver
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_record:31
Committee AppointmentKathleen Mcgroddy-Goetz: member, Cybersecurity and Data Privacy Oversight Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:32
Committee AppointmentRajwant Sodhi: member, Cybersecurity and Data Privacy Oversight Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:33
Committee AppointmentSandra Beaver: member, Cybersecurity and Data Privacy Oversight Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:34
Committee RecordNominating and Corporate Governance Committee: Chair not stated; Members Kathleen Mcgroddy-Goetz; Rajwant Sodhi; Rebecca Robertson
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_record:35
Committee AppointmentKathleen Mcgroddy-Goetz: member, Nominating and Corporate Governance Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:36
Committee AppointmentRajwant Sodhi: member, Nominating and Corporate Governance Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:37
Committee AppointmentRebecca Robertson: member, Nominating and Corporate Governance Committee
Source reportedE4
company:8aa51ac1-7677-41c3-9973-382e248d6827:committee_appointment:38

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 officerJohn Sheridan, President and Chief Executive Officer
Source reportedE2
company:8aa51ac1-7677-41c3-9973-382e248d6827: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 ListingTNDM (NASDAQ)
Source reportedE1
company:8aa51ac1-7677-41c3-9973-382e248d6827:security_listing:39
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 12, 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 NameTANDEM DIABETES CARE INC
Source reportedE1
company:8aa51ac1-7677-41c3-9973-382e248d6827:legal_name:1
Entity StatusPublic listing published
Source reportedE1
company:8aa51ac1-7677-41c3-9973-382e248d6827: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.
  • 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
4 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 12, 2026. Cited by 4 Claims.
    Open web
    Rights not recorded, link only
    Evidence not pinned
  2. E2
    SEC DEF 14A 0001438133-26-000034
    sec def 14a. Published Apr 7, 2026. Retrieved Sep 13, 2026. Cited by 10 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  3. E3
    DEF 14A tndm-20260407.htm
    sec proxy. Published Apr 7, 2026. Retrieved Sep 2, 2026. Cited by 8 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  4. E4
    Audit Committee
    governance_people_committees. sec proxy. Cited by 16 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 12, 2026
  • Sandra Beaver seat on TANDEM DIABETES CARE INC, effective 2025-01-01.
  • Joao Malagueira seat on TANDEM DIABETES CARE INC, effective 2022-01-01.
  • Myoungil Cha seat on TANDEM DIABETES CARE INC, effective 2022-01-01.
  • Rajwant Sodhi seat on TANDEM DIABETES CARE INC, effective 2021-01-01.
  • Kathleen Mcgroddy-Goetz seat on TANDEM DIABETES CARE INC, effective 2020-01-01.
  • Peyton Howell seat on TANDEM DIABETES CARE INC, effective 2020-01-01.
  • John Sheridan seat on TANDEM DIABETES CARE INC, effective 2019-01-01.
  • Christopher Twomey seat on TANDEM DIABETES CARE INC, effective 2013-01-01.
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:8aa51ac1-7677-41c3-9973-382e248d6827, version public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce. https://registry.alpha.ac/companies/tandem-diabetes-care-inc

Navigate

On this record

  1. Overview
  2. Monitoring4
  3. Leadership8
  4. Board10
  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 gaps16
  16. Linked people17
  17. Subject and corrections6
  18. Evidence4
  19. Version historyvpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce

Linked records

Registry

Appearance

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  • Actions
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  • Copy Alpha IDalpha:company:8aa51ac1-7677-41c3-9973-382e248d6827
  • Cite this recordTANDEM DIABETES CARE INC
  • Copy canonical URLregistry.alpha.ac/companies/tandem-diabetes-care-inc
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  • Records
    TANDEM DIABETES CARE INCCompany
  • Elizabeth GasserPerson
  • Jean-Claude KyrillosPerson
  • John SheridanPerson
  • Leigh VossellerPerson
  • Mark NovaraPerson
  • Rick CarpenterPerson
  • Shannon HansenPerson
  • Susan MorrisonPerson
  • Christopher TwomeyPerson
  • Joao MalagueiraPerson
  • Kathleen Mcgroddy-GoetzPerson
  • Myoungil ChaPerson
  • Peyton HowellPerson
  • Rajwant SodhiPerson
  • Sandra BeaverPerson
  • Kathleen McGroddy-Goetz, Ph.D.Person
  • Rebecca RobertsonPerson
  • Sections
    OverviewTANDEM DIABETES CARE INC
  • MonitoringTANDEM DIABETES CARE INC
  • LeadershipTANDEM DIABETES CARE INC
  • BoardTANDEM DIABETES CARE INC
  • CommitteesTANDEM DIABETES CARE INC
  • Control and votingTANDEM DIABETES CARE INC
  • Authority to actTANDEM DIABETES CARE INC
  • FinancialsTANDEM DIABETES CARE INC
  • GovernanceTANDEM DIABETES CARE INC
  • RiskTANDEM DIABETES CARE INC
  • AI oversightTANDEM DIABETES CARE INC
  • LegalTANDEM DIABETES CARE INC
  • CompensationTANDEM DIABETES CARE INC
↑ ↓ move↵ openThis record only

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.