{"schema_version":"alpha-profile-public-v1","slug":"steven-r-mumma","canonical_url":"https://registry.alpha.ac/people/steven-r-mumma","as_of":"2026-09-22T11:54:17.399258+00:00","published_at":"2026-09-02T02:37:20.919174+00:00","last_reviewed_at":"2026-05-15T20:34:01.443+00:00","identity":{"display_name":"Steven R. Mumma","headshot_url":null,"headshot_media":null,"profile_kind":"director","role_tags":["director","executive"],"current_role":{"company_name":"ADAMAS TRUST, INC.","company_slug":"adamas-trust-inc","exchange":"NASDAQ","ticker":"ADAMZ","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":false,"valid_from":"2007-01-01","valid_to":null,"is_current":true,"verification_status":"confirmed","confidence":0.85,"evidence":{"source_type":"sec_proxy","source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","effective_date":"2025-04-28","last_checked_at":"2026-04-24T16:20:02.069+00:00"}},"photo_match":null},"assurance":{"is_claimed":false,"status":"unverified","assurance_level":null,"method":null,"verified_at":null,"expires_at":null},"claiming":{"eligible":true,"label":"Is this you? Claim your Alpha Profile","claim_url":"https://terminal.alpha.ac/claim-profile?person=steven-r-mumma","suggest_edit_label":"Suggest an edit","suggest_edit_url":"https://terminal.alpha.ac/claim-profile?person=steven-r-mumma&mode=suggest","canonical_record_will_be_reused":true,"canonical_facts_owner_controlled":false},"presentation":{"schema_version":"alpha-profile-presentation-v1","state":"alpha_editorial","version":0,"published_at":null,"headline":null,"headline_evidence":null,"location":null,"photo":null,"cover":null,"about":["Steven R. Mumma has served as Chairman since March 2015 and previously served as Chief Executive Officer from February 2009 to December 2021. He has over 30 years of experience in the mortgage-backed securities industry, holding various financial and accounting roles since 1981. He is also Founder of Silver Moss Capital, a financial consulting services firm."],"links":[],"sources":[],"featured":[],"competencies":[],"board_preferences":null,"board_service":[{"organization":"ADAMAS TRUST, INC.","organizationId":"adamas-trust-inc","title":"Director","period":"2007-01-01 · current","evidenceLabel":"sec_proxy","evidenceState":"verified","sourceUrl":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm"}],"experience":[],"education":[],"credentials":[],"section_order":null,"hidden_sections":[],"limitations":["Presentation fields do not alter independently verified Alpha Profile facts.","Owner-supplied résumé records retain their field-level evidence state.","Only confirmed company_person_roles with public evidence. Website governed_site_fallback rows are not invented. about/links are stored people.profile_summary/bio and linkedin_url only. Dates stay undisclosed when the role has no start_date. SoFi Bank is not SoFi Technologies."]},"presentation_authority":"confirmed_company_person_roles","roles":[{"company_name":"ADAMAS TRUST, INC.","company_slug":"adamas-trust-inc","exchange":"NASDAQ","ticker":"ADAMZ","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":false,"valid_from":"2007-01-01","valid_to":null,"is_current":true,"verification_status":"confirmed","confidence":0.85,"evidence":{"source_type":"sec_proxy","source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","effective_date":"2025-04-28","last_checked_at":"2026-04-24T16:20:02.069+00:00"}}],"claims":[{"claim_type":"ai_ml_experience","claim_value":false,"claim_text":"Proxy extraction classified AI/ML experience for Steven R. Mumma as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T20:34:01.654359+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"ADAM DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","published_at":"2025-04-28T00:00:00+00:00","last_checked_at":"2026-05-15T20:34:01.52926+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"board_role","claim_value":"Chair","claim_text":"Steven R. Mumma currently serves as Chair at ADAMAS TRUST, INC..","claim_state":"verified","valid_from":"2025-04-28","valid_to":null,"confidence":0.92,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T20:34:01.61095+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"ADAM DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","published_at":"2025-04-28T00:00:00+00:00","last_checked_at":"2026-05-15T20:34:01.52926+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"committee_assignments","claim_value":[],"claim_text":"Steven R. Mumma serves on no disclosed committees.","claim_state":"verified","valid_from":"2025-04-28","valid_to":null,"confidence":0.88,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T20:34:01.633967+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"ADAM DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","published_at":"2025-04-28T00:00:00+00:00","last_checked_at":"2026-05-15T20:34:01.52926+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"current_executive_company","claim_value":"New York Mortgage Trust, Inc.","claim_text":"Steven R. Mumma is linked to New York Mortgage Trust, Inc. as an operating executive.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.85,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T20:34:01.772176+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"ADAM DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","published_at":"2025-04-28T00:00:00+00:00","last_checked_at":"2026-05-15T20:34:01.52926+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"current_executive_role","claim_value":"Chairman of the Board","claim_text":"Steven R. Mumma is also listed as Chairman of the Board.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.85,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T20:34:01.755625+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"ADAM DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","published_at":"2025-04-28T00:00:00+00:00","last_checked_at":"2026-05-15T20:34:01.52926+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"cybersecurity_experience","claim_value":false,"claim_text":"Proxy extraction classified cybersecurity experience for Steven R. Mumma as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T20:34:01.693963+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"ADAM DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","published_at":"2025-04-28T00:00:00+00:00","last_checked_at":"2026-05-15T20:34:01.52926+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"technology_background","claim_value":false,"claim_text":"Proxy extraction classified technology background for Steven R. Mumma as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T20:34:01.675997+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"ADAM DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","published_at":"2025-04-28T00:00:00+00:00","last_checked_at":"2026-05-15T20:34:01.52926+00:00","relation":"supports","excerpt_locator":null}]},{"subject":"alpha:person:steven-r-mumma","claim_type":"board_service","claim_value":{"tags":[],"title":"Director","period":"2007-01-01 · current","organization":"ADAMAS TRUST, INC.","organization_id":"adamas-trust-inc"},"claim_text":"Director at ADAMAS TRUST, INC. (2007-01-01 · current)","valid_from":null,"valid_to":null,"verification_status":"confirmed","date_precision":"period_text_only","evidence":[{"source_url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","label":"sec_proxy","evidence_state":"verified"}],"claim_state":"confirmed","version":1}],"network":{"schema_version":"alpha-profile-network-public-v1","relationships":[],"relationship_pathfinding":false,"authentication_prompt":"Sign in to see how you're connected.","limitations":["Representative factual associations only.","Shared contexts do not assert personal acquaintance.","Anonymous graph traversal is not available."]},"permissions":{"classification":"open_public_projection","public_retrieval":true,"agent_retrieval":true,"redistribution":false,"model_training":false,"relationship_pathfinding":false,"direct_contact":false},"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."],"structured_data":{"@context":"https://schema.org","@type":"ProfilePage","@id":"https://registry.alpha.ac/people/steven-r-mumma#profile","url":"https://registry.alpha.ac/people/steven-r-mumma","dateModified":"2026-05-15T20:34:01.443+00:00","mainEntity":{"@type":"Person","@id":"https://registry.alpha.ac/people/steven-r-mumma#person","name":"Steven R. Mumma","url":"https://registry.alpha.ac/people/steven-r-mumma","jobTitle":"Director","worksFor":{"@type":"Organization","name":"ADAMAS TRUST, INC.","tickerSymbol":"NASDAQ: ADAMZ"},"affiliation":[{"@type":"OrganizationRole","roleName":"Director","startDate":"2007-01-01","memberOf":{"@type":"Organization","name":"ADAMAS TRUST, INC.","url":"https://registry.alpha.ac/companies/adamas-trust-inc","tickerSymbol":"NASDAQ: ADAMZ"}}]},"isBasedOn":[{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/1273685/000127368525000038/nymt-20250428.htm","name":"ADAM DEF 14A director slate"}],"mainEntityOfPage":"https://registry.alpha.ac/people/steven-r-mumma"},"trust":{"schema_version":"alpha-profile-trust-v1","verification":{"schema_version":"alpha-verification-states-v1","state":"source_reported","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":9,"corroborated":0,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"Published claims are reported by public sources; none is Alpha verified. Profile ownership is unclaimed."},"aggregation":{"schema_version":"alpha-claim-aggregation-v1","published_claim_count":9,"under_review_claim_count":0,"owner_supplied_claim_count":0,"evidence_record_count":3,"distinct_source_count":1,"conflicts":[],"conflict_count":0,"headline_conflict_count":0,"internal_review_conflict_count":0,"contradiction_types":[],"headline_conflict_types":[],"verification":{"schema_version":"alpha-verification-states-v1","state":"source_reported","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":9,"corroborated":0,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"Published claims are reported by public sources; none is Alpha verified. Profile ownership is unclaimed."},"coverage":{"schema_version":"alpha-coverage-metric-v1","published_claims":9,"corroborated_claims":0,"sources":3,"distinct_sources":1,"role_claims":1,"last_reviewed_at":"2026-05-15T20:34:01.443+00:00","observed_at":"2026-09-22T11:54:17.399258+00:00","freshness_days":130}},"rights":{"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"}},"projection":{"schema_version":"alpha-profile-projection-v5","entity":{"kind":"person","slug":"steven-r-mumma","canonical_url":"https://registry.alpha.ac/people/steven-r-mumma"},"publication":{"published_at":"2026-09-02T02:37:20.919174+00:00","last_reviewed_at":"2026-05-15T20:34:01.443+00:00","as_of":"2026-09-22T11:54:17.399258+00:00"},"representations":{"html":{"href":"https://registry.alpha.ac/people/steven-r-mumma","media_type":"text/html"},"json":{"href":"https://registry.alpha.ac/api/public/profiles/steven-r-mumma","media_type":"application/json"},"markdown":{"href":"https://registry.alpha.ac/people/steven-r-mumma.md","media_type":"text/markdown"},"structured_data":{"embedded":true,"media_type":"application/ld+json"},"share_image":null},"permissions":{"public_retrieval":true,"agent_retrieval":true,"redistribution":false,"model_training":false,"relationship_pathfinding":false,"direct_contact":false}}}