# Earl H. Nemser > Alpha governed public record. Unknown, unavailable, and unpublished values are never inferred as zero. ## Record | Field | Value | | --- | --- | | Representation | alpha-profile-markdown-v4 | | Protocol | Alpha Governance Facts Protocol 0.1 | | Schema | alpha.governance.entity.public.v1 | | Record version | public-0:d751713988987e9331980363e24189ce | | Governance record representation | alpha-governance-record-v2 | | Canonical entity | alpha:person:earl-h-nemser | | Entity type | Person | | Canonical URL | https://registry.alpha.ac/people/earl-h-nemser | | Publication | PUBLISHED | | Verification | corroborated | | Verification schema | alpha-verification-states-v1 | | Ownership | unclaimed | | Published claims | 16 | | Claims under review | 0 | | Evidence records | 6 | | Conflicts | 0 | | Conflicts in internal review | 0 | | Observed | 2026-10-17T01:35:45.957812+00:00 | | Last reviewed | 2026-05-15T23:27:07.059+00:00 | ## Identity - Legal name: Earl H. Nemser - Display name: Earl H. Nemser ## Alpha Governance Record | Field | Value | | --- | --- | | Governance Record schema | alpha-governance-record-v2 | | Ontology | alpha-governance-ontology-v1 | | Record version | public-0:d751713988987e9331980363e24189ce | | As of | 2026-10-17T01:35:46.221766+00:00 | | Completeness | 0.8 | | Record Quality | 0.893 | | Directors | 0 | | Committees | 0 | | Governance events | 0 | | Entity class | person | ## Section coverage | Section | State | | --- | --- | | identity | PUBLISHED | | corporate_structure | NOT_APPLICABLE | | board | NOT_APPLICABLE | | committees | NOT_APPLICABLE | | leadership | NOT_APPLICABLE | | ownership | NOT_APPLICABLE | | financials | NOT_APPLICABLE | | capital_structure | NOT_APPLICABLE | | compensation | NOT_APPLICABLE | | governance | NOT_APPLICABLE | | shareholder_governance | NOT_APPLICABLE | | audit | NOT_APPLICABLE | | legal | NOT_APPLICABLE | | risk | NOT_APPLICABLE | | cyber | PUBLISHED | | ai_governance | PUBLISHED | | agent_governance | NOT_APPLICABLE | | markets_external | NOT_APPLICABLE | | events | INSUFFICIENT_EVIDENCE | | relationships | PUBLISHED | | assessments | PUBLISHED | | evidence | PUBLISHED | ## Scoped resources - `alpha://person/earl-h-nemser` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record - `alpha://person/earl-h-nemser/identity` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=identity - `alpha://person/earl-h-nemser/corporate-structure` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=corporate-structure - `alpha://person/earl-h-nemser/board` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=board - `alpha://person/earl-h-nemser/committees` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=committees - `alpha://person/earl-h-nemser/leadership` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=leadership - `alpha://person/earl-h-nemser/ownership` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=ownership - `alpha://person/earl-h-nemser/financials` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=financials - `alpha://person/earl-h-nemser/capital-structure` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=capital-structure - `alpha://person/earl-h-nemser/compensation` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=compensation - `alpha://person/earl-h-nemser/governance` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=governance - `alpha://person/earl-h-nemser/shareholder-governance` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=shareholder-governance - `alpha://person/earl-h-nemser/audit` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=audit - `alpha://person/earl-h-nemser/legal` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=legal - `alpha://person/earl-h-nemser/risk` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=risk - `alpha://person/earl-h-nemser/cyber` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=cyber - `alpha://person/earl-h-nemser/ai-governance` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=ai-governance - `alpha://person/earl-h-nemser/agents` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=agents - `alpha://person/earl-h-nemser/ecosystem` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=ecosystem - `alpha://person/earl-h-nemser/events` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=events - `alpha://person/earl-h-nemser/relationships` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=relationships - `alpha://person/earl-h-nemser/assessments` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=assessments - `alpha://person/earl-h-nemser/evidence` (contract): https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record§ion=evidence ## Role modules - Director ## Attention - NO_RECORDS_FOUND ## Committee data - NO_RECORDS_FOUND ## Leadership - PUBLISHED ## Roles - Director at Interactive Brokers. Claim: alpha:claim:person:earl-h-nemser:role:1. Valid from: NOT_ASSERTED. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:d051f7f2bb0b5784ab509f92904c51adf52935053d9fa8cc96bed62f7adf43e0. ## Governance - PUBLISHED ## Board committees - PUBLISHED ## AI and ML experience - AI and ML experience: not identified in the cited filing. Claim: alpha:claim:person:earl-h-nemser:ai_ml_experience:1. Publication: PUBLISHED. Verification: corroborated. Assertion: source_reported. Evidence: alpha:projection-evidence:document:8b7a3d22f5d6ea7c7f42760a7990e214f36de2a68e10f379d41c310f1adfa2b8, alpha:projection-evidence:document:ec38149f35efe33678483b5170a3e87f237888624456fa2490c9d5b232de1e4d. ## AI expertise - AI expertise: not identified in the cited filing. Claim: alpha:claim:person:earl-h-nemser:ai_expertise:2. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f5c163675a05bb34996c7a5b9050ce41ac30f0bd6548e589101696990f72a7a4. ## AI governance relevance - AI governance relevance: not identified in the cited filing. Claim: alpha:claim:person:earl-h-nemser:ai_governance_relevance:3. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f5c163675a05bb34996c7a5b9050ce41ac30f0bd6548e589101696990f72a7a4. ## Board independence - Independent director. Claim: alpha:claim:person:earl-h-nemser:board_independence:4. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:d44da0dd7c8744230bef02e45a38044cb22370c2434d92401b06c603bddf2c46. ## Board membership - Serves on the board of Interactive Brokers. Claim: alpha:claim:person:earl-h-nemser:board_membership:5. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:666b8515926260c5659c14156c7e162489469d5fe872422c4ad0b992c05cb1eb. - Serves on the board of Interactive Brokers Group, Inc.. Claim: alpha:claim:person:earl-h-nemser:board_membership:6. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:d44da0dd7c8744230bef02e45a38044cb22370c2434d92401b06c603bddf2c46. ## Board role - Board role: Director. Claim: alpha:claim:person:earl-h-nemser:board_role:7. Valid from: 2026-03-11. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:ec38149f35efe33678483b5170a3e87f237888624456fa2490c9d5b232de1e4d. ## Committee assignments - No committee assignment disclosed in the cited filing. Claim: alpha:claim:person:earl-h-nemser:committee_assignments:8. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:d44da0dd7c8744230bef02e45a38044cb22370c2434d92401b06c603bddf2c46. - Committee assignments: Compensation, Nominating/Governance. Claim: alpha:claim:person:earl-h-nemser:committee_assignments:9. Valid from: 2026-03-11. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:ec38149f35efe33678483b5170a3e87f237888624456fa2490c9d5b232de1e4d. ## Cybersecurity experience - Cybersecurity experience: not identified in the cited filing. Claim: alpha:claim:person:earl-h-nemser:cybersecurity_experience:10. Publication: PUBLISHED. Verification: corroborated. Assertion: source_reported. Evidence: alpha:projection-evidence:document:ec38149f35efe33678483b5170a3e87f237888624456fa2490c9d5b232de1e4d, alpha:projection-evidence:document:8b7a3d22f5d6ea7c7f42760a7990e214f36de2a68e10f379d41c310f1adfa2b8. ## Executive company - Executive at Interactive Brokers Group, Inc.. Claim: alpha:claim:person:earl-h-nemser:executive_company:11. Valid from: 2026-02-27. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: corroborated. Assertion: source_reported. Evidence: alpha:projection-evidence:document:8b7a3d22f5d6ea7c7f42760a7990e214f36de2a68e10f379d41c310f1adfa2b8, alpha:projection-evidence:document:f5c163675a05bb34996c7a5b9050ce41ac30f0bd6548e589101696990f72a7a4. ## Executive function - Other Executive (OTHER_EXECUTIVE). Claim: alpha:claim:person:earl-h-nemser:executive_function:12. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f5c163675a05bb34996c7a5b9050ce41ac30f0bd6548e589101696990f72a7a4. ## Executive title - Executive title: Vice Chairman and Director. Claim: alpha:claim:person:earl-h-nemser:executive_title:13. Valid from: 2026-02-27. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: corroborated. Assertion: source_reported. Evidence: alpha:projection-evidence:document:8b7a3d22f5d6ea7c7f42760a7990e214f36de2a68e10f379d41c310f1adfa2b8, alpha:projection-evidence:document:f5c163675a05bb34996c7a5b9050ce41ac30f0bd6548e589101696990f72a7a4. ## Other Company Role - Earl H. Nemser is also linked to Dechert LLP as Independent Advisor.. Claim: alpha:claim:person:earl-h-nemser:other_company_role:14. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:8b7a3d22f5d6ea7c7f42760a7990e214f36de2a68e10f379d41c310f1adfa2b8. ## Technology background - Technology background: not identified in the cited filing. Claim: alpha:claim:person:earl-h-nemser:technology_background:15. Publication: PUBLISHED. Verification: corroborated. Assertion: source_reported. Evidence: alpha:projection-evidence:document:8b7a3d22f5d6ea7c7f42760a7990e214f36de2a68e10f379d41c310f1adfa2b8, alpha:projection-evidence:document:ec38149f35efe33678483b5170a3e87f237888624456fa2490c9d5b232de1e4d. ## Coverage states | Field | Value | | --- | --- | | Identity | PUBLISHED | | Business | NOT_APPLICABLE | | Leadership | PUBLISHED | | Board and committees | PUBLISHED | | Governance | PUBLISHED | | Financials | NOT_APPLICABLE | | Workforce | NOT_APPLICABLE | | Ownership | NOT_APPLICABLE | | Ratings | NOT_PUBLISHED | | Market and index context | NOT_APPLICABLE | ## Public sources - alpha:projection-evidence:document:ec38149f35efe33678483b5170a3e87f237888624456fa2490c9d5b232de1e4d: [IBKR DEF 14A director slate](https://www.sec.gov/Archives/edgar/data/1381197/000138119726000066/ibkr-20260311.htm). - alpha:projection-evidence:document:d44da0dd7c8744230bef02e45a38044cb22370c2434d92401b06c603bddf2c46: [Interactive Brokers Group, Inc. director board source](https://www.sec.gov/Archives/edgar/data/1381197/000138119726000066/ibkr-20260311.htm). - alpha:projection-evidence:document:d051f7f2bb0b5784ab509f92904c51adf52935053d9fa8cc96bed62f7adf43e0: [sec_proxy](https://www.sec.gov/Archives/edgar/data/1381197/000138119726000066/ibkr-20260311.htm). - alpha:projection-evidence:document:8b7a3d22f5d6ea7c7f42760a7990e214f36de2a68e10f379d41c310f1adfa2b8: [IBKR 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1381197/000138119726000062/ibkr-20251231.htm). - alpha:projection-evidence:document:f5c163675a05bb34996c7a5b9050ce41ac30f0bd6548e589101696990f72a7a4: IBKR executive roster source. - alpha:projection-evidence:666b8515926260c5659c14156c7e162489469d5fe872422c4ad0b992c05cb1eb: [public_source](https://www.sec.gov/Archives/edgar/data/1381197/000138119726000066/ibkr-20260311.htm). ## Rights | Field | Value | | --- | --- | | public_retrieval | allowed | | agent_retrieval | allowed | | redistribution | not_granted | | model_training | not_granted | | commercial_use | not_specified | | relationship_pathfinding | not_granted | | direct_contact | not_granted | ## Limitations - Only permissioned public claims and evidence are included. - Absence of a claim is not evidence that the underlying fact is false. - Public retrieval does not grant model-training or redistribution rights. - Private relationships and Council activity are excluded. ## Alternate representations - [Canonical profile](https://registry.alpha.ac/people/earl-h-nemser) - [Public Markdown](https://registry.alpha.ac/people/earl-h-nemser.md) - [Public JSON](https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=record) - [JSON-LD](https://registry.alpha.ac/api/public/profiles/earl-h-nemser?format=jsonld) - MCP resource: `alpha://people/earl-h-nemser` at https://mcp.alpha.ac/mcp ## Connected governance records Only explicitly published, rights-cleared records. Missing records do not establish absence, safety, or complete coverage.