{
  "crd_number": 118404,
  "slug": "seamans-capital-management-llc-waltham-ma-118404",
  "primary_business_name": "SEAMANS CAPITAL MANAGEMENT, LLC",
  "legal_name": "SEAMANS CAPITAL MANAGEMENT, LLC",
  "dbas": [],
  "city": "Waltham",
  "state": "MA",
  "country": "United States",
  "cbsa_code": "14460",
  "metro": {
    "cbsa_code": "14460",
    "common_name": "Boston",
    "msa_name": "Boston-Cambridge-Newton, MA-NH",
    "path": "/advisors/ma/boston"
  },
  "registration_type": "sec",
  "registration_status": "Approved",
  "registration_date": "2002-06-19",
  "years_registered": 24,
  "period": "2026-10-01",
  "filing_date": "2026-03-31",
  "carried_forward": false,
  "raum_total": 170677730.0,
  "raum_discretionary": 170677730.0,
  "raum_non_discretionary": 0.0,
  "raum_band": "100m_500m",
  "raum_band_label": "$100 million to $500 million",
  "total_employees": 9,
  "advisory_employees": 2,
  "client_count_bucket": "fewer_than_5_in_some_types",
  "clients_by_type": {
    "charitable": {
      "raum": 7463982.0,
      "count": 2,
      "fewer_than_5": true
    },
    "individuals": {
      "raum": 2902542.0,
      "count": 15
    },
    "pension_profit_sharing": {
      "raum": 313168.0,
      "count": 1,
      "fewer_than_5": true
    },
    "high_net_worth_individuals": {
      "raum": 58263940.0,
      "count": 19
    },
    "pooled_investment_vehicles": {
      "raum": 101734098.0,
      "count": 7
    }
  },
  "compensation_types": [
    "percentage_of_aum",
    "performance_based"
  ],
  "advisory_activities": [
    "portfolio_management_businesses_institutional",
    "portfolio_management_individuals",
    "portfolio_management_pooled_vehicles"
  ],
  "wrap_fee_participant": false,
  "disclosure_yes_count": 0,
  "states_registered": [
    "CA",
    "FL",
    "IL",
    "MA",
    "NH",
    "NY",
    "OR"
  ],
  "websites": [
    "https://seamansholdings.com"
  ],
  "iapd_url": "https://adviserinfo.sec.gov/firm/summary/118404",
  "city_as_filed": "WALTHAM",
  "url": "https://advisorcensus.com/firm/seamans-capital-management-llc-waltham-ma-118404",
  "display_name": "Seamans Capital Management, LLC",
  "summary": "Seamans Capital Management, LLC is an SEC-registered investment advisory firm in Waltham, MA, registered since 2002, reporting $100 million to $500 million in regulatory assets under management in its Form ADV filing dated March 31, 2026.",
  "citation": "AdvisorCensus. Seamans Capital Management, LLC (CRD 118404): Form ADV filing data as of October 2026.",
  "registration_type_label": "SEC-registered investment adviser",
  "compensation_labels": [
    "A percentage of assets under your management",
    "Performance-based fees"
  ],
  "advisory_activity_labels": [
    "Portfolio management for individuals and/or small businesses",
    "Portfolio management for pooled investment vehicles (other than investment companies)",
    "Portfolio management for businesses (other than small businesses) or institutional clients"
  ],
  "quick_answers": [
    {
      "q": "How is Seamans Capital Management, LLC compensated?",
      "a": "On its Form ADV (Item 5.E, October 2026), Seamans Capital Management, LLC reports these compensation arrangements: a percentage of assets under its management; performance-based fees."
    },
    {
      "q": "Where is Seamans Capital Management, LLC located?",
      "a": "Seamans Capital Management, LLC's principal office is in Waltham, MA, according to its Form ADV."
    },
    {
      "q": "Is Seamans Capital Management, LLC registered with the SEC or a state?",
      "a": "Seamans Capital Management, LLC is an SEC-registered investment advisory firm, registered since 2002. Status as filed: Approved. CRD 118404."
    },
    {
      "q": "How much does Seamans Capital Management, LLC manage?",
      "a": "Seamans Capital Management, LLC reports $170,677,730 in regulatory assets under management in its Form ADV filing dated March 31, 2026 (100% discretionary)."
    },
    {
      "q": "How have Seamans Capital Management, LLC's assets and staff changed since 2021?",
      "a": "In the Form ADV data for Seamans Capital Management, LLC: Regulatory assets under management: $92,656,061 in the October 2021 data and $170,677,730 in the October 2026 data, up 84%. Total employees: 8 in October 2021 and 9 in October 2026. Assets under management move with markets as well as with clients coming and going."
    },
    {
      "q": "What types of clients does Seamans Capital Management, LLC serve?",
      "a": "By number of clients on Form ADV Item 5.D: high net worth individuals (19); individuals (other than high net worth individuals) (15); pooled investment vehicles (other than investment companies and business development companies) (7)."
    },
    {
      "q": "Which custodians does Seamans Capital Management, LLC use?",
      "a": "Seamans Capital Management, LLC's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Deutsche Bank as a custodian holding 10% or more of its separately managed account assets."
    },
    {
      "q": "Does Seamans Capital Management, LLC report any disciplinary disclosures?",
      "a": "Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/118404"
    },
    {
      "q": "What changed in Seamans Capital Management, LLC's recent Form ADV filings?",
      "a": "In the April 2026 filing data: Employees performing advisory functions went from 3 to 2. Regulatory assets under management went from $124,822,314 to $170,677,730 (+37%). Registered or notice-filed in OR."
    }
  ],
  "filing_history": [
    {
      "period": "2021-10-01",
      "regulatory_assets_under_management": 92656061.0,
      "total_employees": 8,
      "filing_date": "2021-03-31"
    },
    {
      "period": "2022-10-01",
      "regulatory_assets_under_management": 88397659.0,
      "total_employees": 9,
      "filing_date": "2022-03-31"
    },
    {
      "period": "2023-10-01",
      "regulatory_assets_under_management": 91547317.0,
      "total_employees": 8,
      "filing_date": "2023-03-31"
    },
    {
      "period": "2024-10-01",
      "regulatory_assets_under_management": 113895911.0,
      "total_employees": 8,
      "filing_date": "2024-03-18"
    },
    {
      "period": "2025-10-01",
      "regulatory_assets_under_management": 124822314.0,
      "total_employees": 8,
      "filing_date": "2025-03-27"
    },
    {
      "period": "2026-10-01",
      "regulatory_assets_under_management": 170677730.0,
      "total_employees": 9,
      "filing_date": "2026-03-31"
    }
  ],
  "recent_changes": [
    {
      "period": "2026-04-01",
      "period_label": "April 2026",
      "notes": [
        "Employees performing advisory functions went from 3 to 2.",
        "Regulatory assets under management went from $124,822,314 to $170,677,730 (+37%).",
        "Registered or notice-filed in OR."
      ]
    }
  ],
  "fees_from_brochure": null,
  "custodians": [
    {
      "name": "Deutsche Bank",
      "name_as_filed": "DEUTSCHE BANK",
      "affiliated": false
    }
  ],
  "custodians_note": "Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.",
  "markdown_url": "https://advisorcensus.com/firm/seamans-capital-management-llc-waltham-ma-118404.md",
  "clients": [
    {
      "type": "individuals",
      "label": "Individuals (other than high net worth individuals)",
      "count": 15,
      "fewer_than_5": false,
      "raum": 2902542.0
    },
    {
      "type": "high_net_worth_individuals",
      "label": "High net worth individuals",
      "count": 19,
      "fewer_than_5": false,
      "raum": 58263940.0
    },
    {
      "type": "pooled_investment_vehicles",
      "label": "Pooled investment vehicles (other than investment companies and business development companies)",
      "count": 7,
      "fewer_than_5": false,
      "raum": 101734098.0
    },
    {
      "type": "pension_profit_sharing",
      "label": "Pension and profit sharing plans (but not the plan participants or government pension plans)",
      "count": 1,
      "fewer_than_5": true,
      "raum": 313168.0
    },
    {
      "type": "charitable",
      "label": "Charitable organizations",
      "count": 2,
      "fewer_than_5": true,
      "raum": 7463982.0
    }
  ],
  "disclosure_line": "Reports no disclosure items on Form ADV Item 11.",
  "disclosure_items": [],
  "indexable": true,
  "suppressed": false,
  "claimed": false,
  "enhanced": false,
  "provided_by_the_firm": null,
  "source": {
    "name": "Form ADV",
    "as_of": "2026-10-01",
    "iapd_url": "https://adviserinfo.sec.gov/firm/summary/118404",
    "operator": "BH Monitor Services, LLC",
    "license": "https://creativecommons.org/licenses/by/4.0/",
    "credit": "AdvisorCensus (advisorcensus.com), from SEC Form ADV data"
  }
}