{
  "page": "compare",
  "query": {
    "a": "LSMSX",
    "b": "STXAX"
  },
  "retrieved_at": "2026-07-07T14:51:33+00:00",
  "disclaimer": "Informational only — not investment advice. FundWatcher presents publicly available data and makes no recommendation to buy or sell any security. Verify all figures against the source filing before relying on them.",
  "attribution": "Data sourced from U.S. SEC EDGAR filings (Forms N-PORT, N-CEN, and prospectus Risk/Return summaries). FundWatcher is not affiliated with the SEC.",
  "terms": {
    "notice": "Use of this data is subject to the FundWatcher Terms of Service. Information may be used only for personal, non-commercial research and may not be redistributed.",
    "url": "https://fundwatcher.app/terms/"
  },
  "fund_a": {
    "name": "Western Asset SMASh Series TF Fund",
    "ticker": "LSMSX",
    "slug": "LSMSX",
    "series_id": "S000052179",
    "html_url": "https://fundwatcher.app/funds/LSMSX/"
  },
  "fund_b": {
    "name": "Western Asset Municipal High Income Fund",
    "ticker": "STXAX",
    "slug": "STXAX",
    "series_id": "S000008976",
    "html_url": "https://fundwatcher.app/funds/STXAX/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.2706611667791330354590456855",
    "shared_count": 88,
    "as_of": {
      "a": "2026-02-27",
      "b": "2026-01-30"
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        "value": "2326360.96",
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      },
      {
        "name": "ILLINOIS ST FIN AUTH REVENUE",
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      {
        "name": "STATE OF NEW JERSEY NATL 0.0% 12-15-31",
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      },
      {
        "name": "MET NASHVILLE TN ARPT AUTH ARPT REVENUE",
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      {
        "name": "PENNSYLVANIA ST ECON DEV FING REGD OID B/E AMT 5.25000000",
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        "name": "State of Illinois",
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      {
        "name": "Energy Southeast A Cooperative District, Series B-1",
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        "name": "CTR TX RMA 4% 1/1/2051",
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      {
        "name": "CHICAGO IL BRD OF EDU CHIEDU 12/40 FIXED 5",
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      },
      {
        "name": "Public Energy Auth. of Kentucky Gas Supply Rev. Refg. C",
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      {
        "name": "OR FACS AUTH-B-REF",
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      {
        "name": "IL CHI 5.5 01/01/2039",
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        "name": "NY TRANSPRTN DEV CORP",
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        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 4.75000000",
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      },
      {
        "name": "PORT NY NJ 4% 7/15/2045 @",
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      {
        "name": "NY MTA DED 4% 11/15/2054",
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        "name": "INDIANA ST FIN AUTH HLTH SYS R INSMED 12/49 FIXED 4",
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      {
        "name": "NYC GO 23A-4 Q=TD V1",
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      {
        "name": "CALIFORNIA COMMUNITY VAR",
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      {
        "name": "NY TRANSPRTN DEV -AMT",
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      {
        "name": "CHICAGO IL BRD OF EDU REGD B/E 5.00000000",
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      {
        "name": "Black Belt Energy Gas District (The) (Gas), Series 2022 F, RB",
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      {
        "name": "CHICAGO IL BRD OF EDU DEDICATE REGD B/E 5.75000000",
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      {
        "name": "Jefferson (County of), AL, Series 2024, Ref. Revenue Wts.",
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      {
        "name": "California Community Choice Financing Authority, Series 2025G",
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      {
        "name": "Chandler Industrial Development Authority, Series 2019",
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      {
        "name": "RESTRUCTURED-SER A1",
        "value": "761570.39",
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      {
        "name": "NY TRANS CORP 5% 6/30/2049 @",
        "value": "758726.03",
        "weight": "0.00776898",
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      {
        "name": "NY TRANS CORP 5% 7/1/46 @",
        "value": "750297.83",
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      {
        "name": "NY TRANSPRTN DEV -AMT",
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      {
        "name": "ELGIN TX ISD 4% 8/1/2049",
        "value": "713295.60",
        "weight": "0.00730380",
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      {
        "name": "WV HOSP FIN AUTH-C",
        "value": "700000.00",
        "weight": "0.00716765",
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      {
        "name": "Van Alstyne Independent School District",
        "value": "694629.83",
        "weight": "0.00711267",
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      {
        "name": "New York City Housing Development Corp",
        "value": "658201.20",
        "weight": "0.00673966",
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      {
        "name": "St. John the Baptist (Parish of), LA (Marathon Oil Corp.), Series 2017, Ref. RB",
        "value": "610581.60",
        "weight": "0.00625205",
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      {
        "name": "Oneida County Local Development Corp., Series A",
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        "weight": "0.00597794",
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      {
        "name": "LONGVIEW TX ISD 4% 2/15/2049",
        "value": "571538.40",
        "weight": "0.00585227",
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      {
        "name": "DENVER CO ARPT 5% 11/15/2032 @",
        "value": "569066.50",
        "weight": "0.00582696",
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      },
      {
        "name": "Black Belt Energy Gas District, Series D",
        "value": "555552.80",
        "weight": "0.00568859",
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      {
        "name": "MTRO WA DC ARPT 5% 10/1/2030 @",
        "value": "554368.85",
        "weight": "0.00567646",
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      {
        "name": "SALT VERDE FINL CORP GAS REV ARIZ SR",
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    ],
    "b_top": [
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        "name": "NY TRANS CORP 5.375% 6/30/2060 @",
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        "weight": "0.03613301",
        "shared": true
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      {
        "name": "CHANNELSIDE WATER RESOURCES LP 5.0% 11-21-45",
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        "weight": "0.02824907",
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      {
        "name": "PHX AZ IDA ED 5% 7/1/2045",
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      {
        "name": "NY TRANS CORP(JFK INT NEW ONE)/AGM 5.13% 6/30/60@",
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      {
        "name": "PENNSYLVANIA ST ECON DEV FING REGD OID B/E AMT 5.25000000",
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      {
        "name": "Public Authority for Colorado Energy, Series 2008, RB",
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      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 4.75000000",
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      {
        "name": "NY ST DORM DASNY PIT 20A 4.0% 03-15-45",
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      {
        "name": "MSR Energy Authority, Series B",
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      {
        "name": "NEW YORK ST URBAN DEV CORP SALES TAX REVENUE",
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      {
        "name": "County of Broward, Series 2019 B",
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      {
        "name": "Minneapolis-St. Paul Metropolitan Airports Commission, Minnesota, Airport Revenue Bonds, Refunding Subordinate Lien Series 2019B",
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        "name": "CENTRL PLAINS ENERGY PROJ NE G CENTRAL PLAINS ENERGY PROJECT",
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      {
        "name": "STATE OF ILLINOIS MCCORMICK PLACE EXPANSION PROJECT FUND 5.0% 06-15-42",
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      {
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      {
        "name": "CALIFORNIA COMMUNITY VAR",
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      {
        "name": "Jefferson (County of), AL, Series 2024, Ref. Revenue Wts.",
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      {
        "name": "Puerto Rico Commonwealth Aqueduct & Sewer Authority, Series A",
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      {
        "name": "PUBLIC FIN AUTH WI STUDENT HSG REVENUE",
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      {
        "name": "RIVER ISLANDS PUBLIC FINANCING RVIGEN 09/54 FIXED 5",
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      {
        "name": "VALPARAISO-REF-REV",
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      {
        "name": "CALIFORNIA ST MUNI FIN AUTH REVENUE",
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      {
        "name": "PENNSYLVANIA ST ECON DEV FING PASDEV 12/32 FIXED 5",
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      {
        "name": "NJ TRANSPRTN TRUST-CC",
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      {
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      {
        "name": "CHICAGO IL BRD OF EDU REGD B/E 5.00000000",
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      {
        "name": "Central Texas Regional Mobility Authority, Revenue Bonds, Senior Lien Series 2010",
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      {
        "name": "State of Nevada Department of Business & Industry",
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      {
        "name": "PROVIDENT GROUP-ROWAN PROPERTIES LLC 5.0% 01-01-48",
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      {
        "name": "PROJECTNEW YORK TRANS",
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      {
        "name": "OH ST AIR QUALI 5% 7/1/2049",
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      {
        "name": "NOVANT HEALTH OBLIGATED GROUP 5.0% 12-01-35",
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      {
        "name": "PENNSYLVANIA ST ECON DEV FINGAUTH EXEMPT FACS REVENUE",
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      {
        "name": "LANCASTER PA INDL DEV AUTH",
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      {
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      {
        "name": "GALVESTON TX ST 5.25% 8/1/2036 @",
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      {
        "name": "Public Energy Auth. of Kentucky Gas Supply Rev. Refg. C",
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        "name": "STATE OF OHIO DEPARTMENT OF TRANSPORTATION 5.0% 06-30-53",
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      {
        "name": "MIAMI DADE FL 5.25% 10/1/2052 @",
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      },
      {
        "name": "NEW YORK ST LIBERTY DEV CORP LIBERTY REVENUE",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-014628",
      "as_of": "2026-02-27",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/889512/000094040026014628/0000940400-26-014628-index.htm"
    },
    {
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      "accession_no": "0000940400-26-012589",
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      "edgar_url": "https://www.sec.gov/Archives/edgar/data/764624/000094040026012589/0000940400-26-012589-index.htm"
    }
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}