{
  "page": "compare",
  "query": {
    "a": "SHMMX",
    "b": "LSMSX"
  },
  "retrieved_at": "2026-07-07T17:30:57+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 Managed Municipals Fund",
    "ticker": "SHMMX",
    "slug": "SHMMX",
    "series_id": "S000016628",
    "html_url": "https://fundwatcher.app/funds/SHMMX/"
  },
  "fund_b": {
    "name": "Western Asset SMASh Series TF Fund",
    "ticker": "LSMSX",
    "slug": "LSMSX",
    "series_id": "S000052179",
    "html_url": "https://fundwatcher.app/funds/LSMSX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.3307930987912549361192219113",
    "coverage_b_by_a": "0.3307930987912549361192219113",
    "shared_count": 165,
    "as_of": {
      "a": "2026-02-27",
      "b": "2026-02-27"
    },
    "a_top": [
      {
        "name": "Puerto Rico Commonwealth Aqueduct & Sewer Authority, Series A",
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        "weight": "0.01443099",
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      },
      {
        "name": "STATE OF NEW YORK SALES TAX REVENUE 5.0% 03-15-48",
        "value": "31500795.00",
        "weight": "0.01247616",
        "shared": false
      },
      {
        "name": "California (State of) Community Choice Financing Authority (Clean Energy) (Green Bonds), Series 2024, RB",
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      },
      {
        "name": "State of Illinois, Series D",
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      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "27363445.00",
        "weight": "0.01083752",
        "shared": true
      },
      {
        "name": "NEW YORK ST DORM AUTH ST PERSONAL INCOME TAX REVENUE",
        "value": "25323787.50",
        "weight": "0.01002970",
        "shared": false
      },
      {
        "name": "NY ST DORM DASNY PIT 20A 4.0% 03-15-45",
        "value": "24337725.00",
        "weight": "0.00963916",
        "shared": false
      },
      {
        "name": "NYC TRANSITIONAL -C-1",
        "value": "24065403.70",
        "weight": "0.00953131",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST ECON DEV FING REGD OID B/E AMT 5.25000000",
        "value": "22692850.18",
        "weight": "0.00898770",
        "shared": true
      },
      {
        "name": "NY TRANS CORP 5% 7/1/46 @",
        "value": "22388887.10",
        "weight": "0.00886731",
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      },
      {
        "name": "MSR Energy Authority, Series B",
        "value": "21889121.22",
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      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL REGD B/E 5.00000000",
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      },
      {
        "name": "NASHVILLE& DAVIDSON-C",
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      },
      {
        "name": "NY NYCUTL 5.25 06/15/2052",
        "value": "17972985.40",
        "weight": "0.00711835",
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      },
      {
        "name": "NY TRANS CORP(JFK INT NEW ONE)/AGM 5.13% 6/30/60@",
        "value": "17925346.93",
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      },
      {
        "name": "ILL ST TOLL 5% 1/1/2042",
        "value": "17631754.28",
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      },
      {
        "name": "NY TRANS CORP 5.375% 6/30/2060 @",
        "value": "17574548.25",
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      },
      {
        "name": "NOVANT HEALTH OBLIGATED GROUP 5.0% 12-01-35",
        "value": "17489092.64",
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      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 4.75000000",
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      },
      {
        "name": "NYC WTR 4% 6/15/2051",
        "value": "16223440.90",
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      },
      {
        "name": "CHICAGO IL BRD OF EDU REGD B/E 5.00000000",
        "value": "16171706.04",
        "weight": "0.00640494",
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      },
      {
        "name": "NY TRANS CORP 5% 7/1/41 @",
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      {
        "name": "BAY AREA TOLL-VAR A",
        "value": "15520459.83",
        "weight": "0.00614701",
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      },
      {
        "name": "Public Energy Auth. of Kentucky Gas Supply Rev. Refg. C",
        "value": "15401575.00",
        "weight": "0.00609992",
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      },
      {
        "name": "CALIFORNIA ST MUNI FIN AUTH REVENUE",
        "value": "15273050.95",
        "weight": "0.00604902",
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      },
      {
        "name": "FL BROAPT 5 10/01/2045",
        "value": "15007713.00",
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      },
      {
        "name": "NOVANT HEALTH OBLIGATED GROUP 5.0% 06-01-55",
        "value": "14790667.23",
        "weight": "0.00585797",
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      },
      {
        "name": "NY MTA DED 4% 11/15/2054",
        "value": "14721286.89",
        "weight": "0.00583049",
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      },
      {
        "name": "NV CLA 5 05/01/2048",
        "value": "14101160.81",
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      {
        "name": "STATE OF NEW JERSEY 5.0% 06-15-42",
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      {
        "name": "STATE OF NEW YORK PERSONAL INCOME TAX REVENUE 4.0% 02-15-40",
        "value": "12989308.35",
        "weight": "0.00514453",
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      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "12836988.37",
        "weight": "0.00508420",
        "shared": true
      },
      {
        "name": "STATE OF ILLINOIS MCCORMICK PLACE EXPANSION PROJECT FUND 4.0% 06-15-50",
        "value": "12808942.08",
        "weight": "0.00507309",
        "shared": false
      },
      {
        "name": "NYC MUNI WTR FIN-AA-3",
        "value": "12328789.00",
        "weight": "0.00488292",
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      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "12168583.42",
        "weight": "0.00481947",
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      },
      {
        "name": "Chandler Industrial Development Authority, Series 2019",
        "value": "11937115.72",
        "weight": "0.00472780",
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      {
        "name": "Puerto Rico Commonwealth Aqueduct & Sewer Authority, Series A",
        "value": "11796346.20",
        "weight": "0.00467204",
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      {
        "name": "NJ TRANSPRTN TRUST-CC",
        "value": "11713443.50",
        "weight": "0.00463921",
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      },
      {
        "name": "LANCASTER H AUT 5% 11/1/2046",
        "value": "11611028.68",
        "weight": "0.00459865",
        "shared": false
      },
      {
        "name": "Puerto Rico Commonwealth Aqueduct & Sewer Authority, Series A",
        "value": "11456776.71",
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      {
        "name": "NY TRANS CORP 5% 1/1/2032 @",
        "value": "11441597.77",
        "weight": "0.00453154",
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      },
      {
        "name": "Puerto Rico Commonwealth Aqueduct & Sewer Authority, Series A",
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      },
      {
        "name": "NYC TRANSITIONAL FIN",
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        "weight": "0.00433331",
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      },
      {
        "name": "NYC TRANS FIN-F1",
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        "weight": "0.00426501",
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      {
        "name": "California Community Choice Financing Authority, Series B-1",
        "value": "10637908.00",
        "weight": "0.00421323",
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      },
      {
        "name": "Southeast Energy Authority, Alabama, Revenue Bonds, Cooperative District Energy Supply Series 2025B",
        "value": "10635794.76",
        "weight": "0.00421240",
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      },
      {
        "name": "AL ALSFAC 5.25 07/01/2047",
        "value": "10568773.00",
        "weight": "0.00418585",
        "shared": false
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      {
        "name": "ELGIN TX ISD 4% 8/1/2049",
        "value": "10081244.48",
        "weight": "0.00399276",
        "shared": true
      },
      {
        "name": "Jefferson (County of), AL, Series 2024, Ref. Revenue Wts.",
        "value": "10079368.90",
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      },
      {
        "name": "California Community Choice Financing Authority, Series 2025G",
        "value": "10032860.53",
        "weight": "0.00397360",
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    ],
    "b_top": [
      {
        "name": "NYC-D4-ADJ",
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        "weight": "0.03686222",
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      },
      {
        "name": "California (State of) Community Choice Financing Authority (Clean Energy) (Green Bonds), Series 2024, RB",
        "value": "2326360.96",
        "weight": "0.02382079",
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      },
      {
        "name": "ILLINOIS ST FIN AUTH REVENUE",
        "value": "2300000.00",
        "weight": "0.02355087",
        "shared": true
      },
      {
        "name": "STATE OF NEW JERSEY NATL 0.0% 12-15-31",
        "value": "2146560.50",
        "weight": "0.02197972",
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      },
      {
        "name": "NYC MUNI WTR FIN-BB",
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      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "1915441.15",
        "weight": "0.01961317",
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      },
      {
        "name": "MET NASHVILLE TN ARPT AUTH ARPT REVENUE",
        "value": "1568497.28",
        "weight": "0.01606064",
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      {
        "name": "PENNSYLVANIA ST ECON DEV FING REGD OID B/E AMT 5.25000000",
        "value": "1373782.41",
        "weight": "0.01406685",
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      },
      {
        "name": "State of Illinois",
        "value": "1345717.38",
        "weight": "0.01377948",
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      },
      {
        "name": "NOVANT HEALTH OBLIGATED GROUP 5.0% 12-01-35",
        "value": "1150598.20",
        "weight": "0.01178156",
        "shared": true
      },
      {
        "name": "Energy Southeast A Cooperative District, Series B-1",
        "value": "1128317.20",
        "weight": "0.01155341",
        "shared": false
      },
      {
        "name": "CTR PLN ENG GAS 5% 9/1/2033",
        "value": "1124874.30",
        "weight": "0.01151816",
        "shared": false
      },
      {
        "name": "CTR TX RMA 4% 1/1/2051",
        "value": "1124749.68",
        "weight": "0.01151688",
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      },
      {
        "name": "CHICAGO IL BRD OF EDU CHIEDU 12/40 FIXED 5",
        "value": "1111759.88",
        "weight": "0.01138387",
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      },
      {
        "name": "Public Energy Auth. of Kentucky Gas Supply Rev. Refg. C",
        "value": "1100112.50",
        "weight": "0.01126461",
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      },
      {
        "name": "OR FACS AUTH-B-REF",
        "value": "1100000.00",
        "weight": "0.01126346",
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      },
      {
        "name": "IL CHI 5.5 01/01/2039",
        "value": "1079775.90",
        "weight": "0.01105637",
        "shared": false
      },
      {
        "name": "New York State Urban Development Corp. (Bidding Group 3), Series 2023 A, RB",
        "value": "1057092.50",
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      {
        "name": "NY NYCUTL 5.25 06/15/2052",
        "value": "1056468.27",
        "weight": "0.01081771",
        "shared": true
      },
      {
        "name": "NY TRANSPRTN DEV CORP",
        "value": "1049766.30",
        "weight": "0.01074909",
        "shared": true
      },
      {
        "name": "Chandler Industrial Development Authority",
        "value": "1020077.50",
        "weight": "0.01044509",
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      },
      {
        "name": "NOVANT HEALTH OBLIGATED GROUP 5.0% 06-01-55",
        "value": "1002757.10",
        "weight": "0.01026774",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 4.75000000",
        "value": "975122.80",
        "weight": "0.00998478",
        "shared": true
      },
      {
        "name": "PORT NY NJ 4% 7/15/2045 @",
        "value": "970397.80",
        "weight": "0.00993639",
        "shared": false
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      {
        "name": "NY MTA DED 4% 11/15/2054",
        "value": "928202.20",
        "weight": "0.00950433",
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      {
        "name": "INDIANA ST FIN AUTH HLTH SYS R INSMED 12/49 FIXED 4",
        "value": "926178.80",
        "weight": "0.00948361",
        "shared": true
      },
      {
        "name": "NYC GO 23A-4 Q=TD V1",
        "value": "900000.00",
        "weight": "0.00921556",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "893107.04",
        "weight": "0.00914498",
        "shared": true
      },
      {
        "name": "NY TRANSPRTN DEV -AMT",
        "value": "837294.08",
        "weight": "0.00857348",
        "shared": true
      },
      {
        "name": "CHICAGO IL BRD OF EDU REGD B/E 5.00000000",
        "value": "808487.19",
        "weight": "0.00827851",
        "shared": true
      },
      {
        "name": "Black Belt Energy Gas District (The) (Gas), Series 2022 F, RB",
        "value": "800228.55",
        "weight": "0.00819395",
        "shared": false
      },
      {
        "name": "CHICAGO IL BRD OF EDU DEDICATE REGD B/E 5.75000000",
        "value": "798779.03",
        "weight": "0.00817910",
        "shared": true
      },
      {
        "name": "Jefferson (County of), AL, Series 2024, Ref. Revenue Wts.",
        "value": "795739.65",
        "weight": "0.00814798",
        "shared": true
      },
      {
        "name": "California Community Choice Financing Authority, Series 2025G",
        "value": "789101.39",
        "weight": "0.00808001",
        "shared": true
      },
      {
        "name": "Chandler Industrial Development Authority, Series 2019",
        "value": "771796.28",
        "weight": "0.00790281",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "761570.39",
        "weight": "0.00779811",
        "shared": true
      },
      {
        "name": "NY TRANS CORP 5% 6/30/2049 @",
        "value": "758726.03",
        "weight": "0.00776898",
        "shared": false
      },
      {
        "name": "NY TRANS CORP 5% 7/1/46 @",
        "value": "750297.83",
        "weight": "0.00768268",
        "shared": true
      },
      {
        "name": "NY TRANSPRTN DEV -AMT",
        "value": "749542.99",
        "weight": "0.00767495",
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      },
      {
        "name": "ELGIN TX ISD 4% 8/1/2049",
        "value": "713295.60",
        "weight": "0.00730380",
        "shared": true
      },
      {
        "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",
        "shared": true
      },
      {
        "name": "New York City Housing Development Corp",
        "value": "658201.20",
        "weight": "0.00673966",
        "shared": false
      },
      {
        "name": "St. John the Baptist (Parish of), LA (Marathon Oil Corp.), Series 2017, Ref. RB",
        "value": "610581.60",
        "weight": "0.00625205",
        "shared": true
      },
      {
        "name": "Oneida County Local Development Corp., Series A",
        "value": "583811.32",
        "weight": "0.00597794",
        "shared": false
      },
      {
        "name": "LONGVIEW TX ISD 4% 2/15/2049",
        "value": "571538.40",
        "weight": "0.00585227",
        "shared": true
      },
      {
        "name": "DENVER CO ARPT 5% 11/15/2032 @",
        "value": "569066.50",
        "weight": "0.00582696",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District, Series D",
        "value": "555552.80",
        "weight": "0.00568859",
        "shared": true
      },
      {
        "name": "MTRO WA DC ARPT 5% 10/1/2030 @",
        "value": "554368.85",
        "weight": "0.00567646",
        "shared": true
      },
      {
        "name": "SALT VERDE FINL CORP GAS REV ARIZ SR",
        "value": "548231.41",
        "weight": "0.00561362",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-014637",
      "as_of": "2026-02-27",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/764624/000094040026014637/0000940400-26-014637-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "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"
    }
  ]
}