{
  "crd_number": 121942,
  "slug": "gw-and-k-investment-management-llc-boston-ma-121942",
  "primary_business_name": "GW&K INVESTMENT MANAGEMENT, LLC",
  "legal_name": "GW&K INVESTMENT MANAGEMENT, LLC",
  "dbas": [],
  "city": "Boston",
  "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": "2002-11-18",
  "years_registered": 23,
  "period": "2026-10-01",
  "filing_date": "2026-03-26",
  "carried_forward": false,
  "raum_total": 52782948184.0,
  "raum_discretionary": 52782948184.0,
  "raum_non_discretionary": 0.0,
  "raum_band": "over_5b",
  "raum_band_label": "Over $5 billion",
  "total_employees": 177,
  "advisory_employees": 63,
  "client_count_bucket": "fewer_than_5_in_some_types",
  "clients_by_type": {
    "other": {
      "raum": 0.0,
      "count": 0
    },
    "charitable": {
      "raum": 0.0,
      "count": 0
    },
    "individuals": {
      "raum": 0.0,
      "count": 0
    },
    "banking_thrift": {
      "raum": 312237818.0,
      "count": 17
    },
    "state_municipal": {
      "raum": 294311138.0,
      "count": 13
    },
    "insurance_companies": {
      "raum": 0.0,
      "count": 0
    },
    "investment_companies": {
      "raum": 4932075975.0,
      "count": 17
    },
    "pension_profit_sharing": {
      "raum": 707676146.0,
      "count": 123
    },
    "other_investment_advisers": {
      "raum": 0.0,
      "count": 0
    },
    "high_net_worth_individuals": {
      "raum": 40390650819.0,
      "count": 47749
    },
    "pooled_investment_vehicles": {
      "raum": 3004683173.0,
      "count": 14
    },
    "corporations_other_businesses": {
      "raum": 3120947408.0,
      "count": 776
    },
    "business_development_companies": {
      "raum": 0.0,
      "count": 0
    },
    "sovereign_wealth_foreign_official": {
      "raum": 20365707.0,
      "count": 1,
      "fewer_than_5": true
    }
  },
  "compensation_types": [
    "fixed",
    "percentage_of_aum",
    "performance_based"
  ],
  "advisory_activities": [
    "financial_planning",
    "portfolio_management_businesses_institutional",
    "portfolio_management_individuals",
    "portfolio_management_investment_companies",
    "portfolio_management_pooled_vehicles",
    "selection_of_other_advisers"
  ],
  "wrap_fee_participant": true,
  "disclosure_yes_count": 0,
  "states_registered": [
    "AK",
    "AL",
    "AR",
    "AZ",
    "CA",
    "CO",
    "CT",
    "DC",
    "DE",
    "FL",
    "GA",
    "HI",
    "IA",
    "ID",
    "IL",
    "IN",
    "KS",
    "KY",
    "LA",
    "MA",
    "MD",
    "ME",
    "MI",
    "MN",
    "MO",
    "MS",
    "MT",
    "NC",
    "ND",
    "NE",
    "NH",
    "NJ",
    "NM",
    "NV",
    "NY",
    "OH",
    "OK",
    "OR",
    "PA",
    "PR",
    "RI",
    "SC",
    "SD",
    "TN",
    "TX",
    "UT",
    "VA",
    "VI",
    "VT",
    "WA",
    "WI",
    "WV",
    "WY"
  ],
  "websites": [
    "https://gwkinvest.com",
    "https://linkedin.com/company/gw&k-investment-management"
  ],
  "iapd_url": "https://adviserinfo.sec.gov/firm/summary/121942",
  "city_as_filed": "BOSTON",
  "url": "https://advisorcensus.com/firm/gw-and-k-investment-management-llc-boston-ma-121942",
  "display_name": "GW&K Investment Management, LLC",
  "summary": "GW&K Investment Management, LLC is an SEC-registered investment advisory firm in Boston, MA, registered since 2002, reporting over $5 billion in regulatory assets under management in its Form ADV filing dated March 26, 2026.",
  "citation": "AdvisorCensus. GW&K Investment Management, LLC (CRD 121942): Form ADV filing data as of October 2026.",
  "registration_type_label": "SEC-registered investment adviser",
  "compensation_labels": [
    "A percentage of assets under your management",
    "Fixed fees (other than subscription fees)",
    "Performance-based fees"
  ],
  "advisory_activity_labels": [
    "Financial planning services",
    "Portfolio management for individuals and/or small businesses",
    "Portfolio management for investment companies (and business development companies)",
    "Portfolio management for pooled investment vehicles (other than investment companies)",
    "Portfolio management for businesses (other than small businesses) or institutional clients",
    "Selection of other advisers (including private fund managers)"
  ],
  "quick_answers": [
    {
      "q": "How is GW&K Investment Management, LLC compensated?",
      "a": "On its Form ADV (Item 5.E, October 2026), GW&K Investment Management, LLC reports these compensation arrangements: a percentage of assets under its management; fixed fees (other than subscription fees); performance-based fees. The amounts are in Item 5 of its Form ADV Part 2A brochure."
    },
    {
      "q": "Where is GW&K Investment Management, LLC located?",
      "a": "GW&K Investment Management, LLC's principal office is in Boston, MA, according to its Form ADV."
    },
    {
      "q": "Is GW&K Investment Management, LLC registered with the SEC or a state?",
      "a": "GW&K Investment Management, LLC is an SEC-registered investment advisory firm, registered since 2002. Status as filed: Approved. CRD 121942."
    },
    {
      "q": "How much does GW&K Investment Management, LLC manage?",
      "a": "GW&K Investment Management, LLC reports $52,782,948,184 in regulatory assets under management in its Form ADV filing dated March 26, 2026 (100% discretionary)."
    },
    {
      "q": "How have GW&K Investment Management, LLC's assets and staff changed since 2021?",
      "a": "In the Form ADV data for GW&K Investment Management, LLC: Regulatory assets under management: $51,431,909,403 in the October 2021 data and $52,782,948,184 in the October 2026 data, up 3%. Total employees: 155 in October 2021 and 177 in October 2026. Assets under management move with markets as well as with clients coming and going."
    },
    {
      "q": "What types of clients does GW&K Investment Management, LLC serve?",
      "a": "By number of clients on Form ADV Item 5.D: high net worth individuals (47,749); corporations or other businesses not listed above (776); pension and profit sharing plans (but not the plan participants or government pension plans) (123)."
    },
    {
      "q": "Which custodians does GW&K Investment Management, LLC use?",
      "a": "GW&K Investment Management, LLC's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Charles Schwab & Co., Inc. and Merrill Lynch, Pierce, Fenner & Smith Incorporated as custodians holding 10% or more of its separately managed account assets."
    },
    {
      "q": "Does GW&K Investment 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/121942"
    },
    {
      "q": "What changed in GW&K Investment Management, LLC's recent Form ADV filings?",
      "a": "In the April 2026 filing data: Employees performing advisory functions went from 68 to 63. Updated its list of owners and control persons (Schedule A)."
    }
  ],
  "filing_history": [
    {
      "period": "2021-10-01",
      "regulatory_assets_under_management": 51431909403.0,
      "total_employees": 155,
      "filing_date": "2021-03-26"
    },
    {
      "period": "2022-10-01",
      "regulatory_assets_under_management": 54720660219.0,
      "total_employees": 175,
      "filing_date": "2022-03-31"
    },
    {
      "period": "2023-10-01",
      "regulatory_assets_under_management": 46803858104.0,
      "total_employees": 184,
      "filing_date": "2023-03-29"
    },
    {
      "period": "2024-10-01",
      "regulatory_assets_under_management": 50695320951.0,
      "total_employees": 181,
      "filing_date": "2024-03-27"
    },
    {
      "period": "2025-10-01",
      "regulatory_assets_under_management": 52933746966.0,
      "total_employees": 180,
      "filing_date": "2025-03-27"
    },
    {
      "period": "2026-10-01",
      "regulatory_assets_under_management": 52782948184.0,
      "total_employees": 177,
      "filing_date": "2026-03-26"
    }
  ],
  "recent_changes": [
    {
      "period": "2026-04-01",
      "period_label": "April 2026",
      "notes": [
        "Employees performing advisory functions went from 68 to 63.",
        "Updated its list of owners and control persons (Schedule A)."
      ]
    }
  ],
  "fees_from_brochure": null,
  "custodians": [
    {
      "name": "Charles Schwab & Co., Inc.",
      "name_as_filed": "CHARLES SCHWAB & CO., INC.",
      "affiliated": false
    },
    {
      "name": "Merrill Lynch, Pierce, Fenner & Smith Incorporated",
      "name_as_filed": "MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED",
      "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/gw-and-k-investment-management-llc-boston-ma-121942.md",
  "clients": [
    {
      "type": "individuals",
      "label": "Individuals (other than high net worth individuals)",
      "count": 0,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "high_net_worth_individuals",
      "label": "High net worth individuals",
      "count": 47749,
      "fewer_than_5": false,
      "raum": 40390650819.0
    },
    {
      "type": "banking_thrift",
      "label": "Banking or thrift institutions",
      "count": 17,
      "fewer_than_5": false,
      "raum": 312237818.0
    },
    {
      "type": "investment_companies",
      "label": "Investment companies",
      "count": 17,
      "fewer_than_5": false,
      "raum": 4932075975.0
    },
    {
      "type": "business_development_companies",
      "label": "Business development companies",
      "count": 0,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "pooled_investment_vehicles",
      "label": "Pooled investment vehicles (other than investment companies and business development companies)",
      "count": 14,
      "fewer_than_5": false,
      "raum": 3004683173.0
    },
    {
      "type": "pension_profit_sharing",
      "label": "Pension and profit sharing plans (but not the plan participants or government pension plans)",
      "count": 123,
      "fewer_than_5": false,
      "raum": 707676146.0
    },
    {
      "type": "charitable",
      "label": "Charitable organizations",
      "count": 0,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "state_municipal",
      "label": "State or municipal government entities (including government pension plans)",
      "count": 13,
      "fewer_than_5": false,
      "raum": 294311138.0
    },
    {
      "type": "other_investment_advisers",
      "label": "Other investment advisers",
      "count": 0,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "insurance_companies",
      "label": "Insurance companies",
      "count": 0,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "sovereign_wealth_foreign_official",
      "label": "Sovereign wealth funds and foreign official institutions",
      "count": 1,
      "fewer_than_5": true,
      "raum": 20365707.0
    },
    {
      "type": "corporations_other_businesses",
      "label": "Corporations or other businesses not listed above",
      "count": 776,
      "fewer_than_5": false,
      "raum": 3120947408.0
    },
    {
      "type": "other",
      "label": "Other",
      "count": 0,
      "fewer_than_5": false,
      "raum": 0.0
    }
  ],
  "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/121942",
    "operator": "BH Monitor Services, LLC",
    "license": "https://creativecommons.org/licenses/by/4.0/",
    "credit": "AdvisorCensus (advisorcensus.com), from SEC Form ADV data"
  }
}