{
  "page": "compare",
  "query": {
    "a": "LPISX",
    "b": "LSMSX"
  },
  "retrieved_at": "2026-07-07T17:53:13+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 Pennsylvania Municipals Fund",
    "ticker": "LPISX",
    "slug": "LPISX",
    "series_id": "S000016637",
    "html_url": "https://fundwatcher.app/funds/LPISX/"
  },
  "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": "0.03470215979769105256472511402",
    "coverage_b_by_a": "0.03470215979769105256472511402",
    "shared_count": 14,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-02-27"
    },
    "a_top": [
      {
        "name": "Westmoreland County Municipal Authority",
        "value": "7503161.82",
        "weight": "0.09639144",
        "shared": false
      },
      {
        "name": "Pennsylvania Turnpike Commission, Series 2022B",
        "value": "5126100.00",
        "weight": "0.06585386",
        "shared": false
      },
      {
        "name": "Pennsylvania Turnpike Commission",
        "value": "3647025.55",
        "weight": "0.04685252",
        "shared": false
      },
      {
        "name": "PHIL PA WTR 5% 10/1/2043",
        "value": "3431125.04",
        "weight": "0.04407889",
        "shared": false
      },
      {
        "name": "PHILADELPHIA PA ARPT REVENUE REGD B/E AMT 5.00000000",
        "value": "3023428.80",
        "weight": "0.03884131",
        "shared": false
      },
      {
        "name": "Lancaster (County of), PA Hospital Authority (Landis Homes Retirement Community), Series 2015, Ref. RB",
        "value": "2884574.10",
        "weight": "0.03705748",
        "shared": false
      },
      {
        "name": "PHILADELPHIA PA GAS WKS REVENUE",
        "value": "2517077.00",
        "weight": "0.03233632",
        "shared": false
      },
      {
        "name": "Pennsylvania Higher Educational Facilities Authority",
        "value": "2510879.75",
        "weight": "0.03225671",
        "shared": false
      },
      {
        "name": "PHILADELPHIA PA AUTH FOR INDLDEV CITY SVC AGREEMENT REVENUE",
        "value": "2070511.60",
        "weight": "0.02659940",
        "shared": false
      },
      {
        "name": "WILKES BARRE PA 4% 4/15/2049",
        "value": "2041547.18",
        "weight": "0.02622730",
        "shared": false
      },
      {
        "name": "Pennsylvania Turnpike Commission, Turnpike Revenue Bonds, Series 2018A-2",
        "value": "2029182.80",
        "weight": "0.02606846",
        "shared": false
      },
      {
        "name": "Pennsylvania Higher Educational Facilities Authority, Revenue Bonds, Widener University, Series 2021A",
        "value": "1894452.73",
        "weight": "0.02433761",
        "shared": false
      },
      {
        "name": "SOUTHCENTRL PA GEN AUTH REVENU SCAGEN 06/44 FIXED 4",
        "value": "1856353.79",
        "weight": "0.02384816",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST HGR EDUCTNL FACS AUTH REVENUE",
        "value": "1699845.88",
        "weight": "0.02183754",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST ECON DEV FING AUTH UPMC REVENUE",
        "value": "1675307.60",
        "weight": "0.02152230",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST ECON DEV FING REGD N/C B/E 4.00000000",
        "value": "1600926.87",
        "weight": "0.02056675",
        "shared": false
      },
      {
        "name": "PHILA PA 5% 2/1/2039",
        "value": "1565538.60",
        "weight": "0.02011212",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST ECON DEV FING REGD B/E AMT 5.75000000",
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        "weight": "0.01869621",
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      },
      {
        "name": "Montgomery County Industrial Development Authority, Series 2023A",
        "value": "1321804.73",
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      },
      {
        "name": "DE RIVER JT TOLL",
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        "weight": "0.01629258",
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      },
      {
        "name": "LANCASTER H AUT 5% 11/1/2046",
        "value": "1264524.88",
        "weight": "0.01624507",
        "shared": false
      },
      {
        "name": "PENN STATE HEALTH OBL GRP",
        "value": "1173272.40",
        "weight": "0.01507277",
        "shared": false
      },
      {
        "name": "PHILADELPHIA PA ENERGY AUTH",
        "value": "1065763.70",
        "weight": "0.01369163",
        "shared": false
      },
      {
        "name": "Philadelphia Authority for Industrial Development, Series 2025, RB",
        "value": "1064366.70",
        "weight": "0.01367368",
        "shared": false
      },
      {
        "name": "Pennsylvania Turnpike Commission, Turnpike Revenue Bonds, Series 2022B",
        "value": "1037788.20",
        "weight": "0.01333223",
        "shared": false
      },
      {
        "name": "Commonwealth Financing Authority, Tobacco Master Settlement Payment",
        "value": "1031821.00",
        "weight": "0.01325557",
        "shared": false
      },
      {
        "name": "Sports & Exhibition Authority of Pittsburgh & Allegheny County",
        "value": "1018694.00",
        "weight": "0.01308693",
        "shared": false
      },
      {
        "name": "ERIE SWR AUTH",
        "value": "1017947.10",
        "weight": "0.01307734",
        "shared": false
      },
      {
        "name": "PA MONDEV 5 11/15/2045",
        "value": "1011919.70",
        "weight": "0.01299991",
        "shared": false
      },
      {
        "name": "LANCASTER PA INDL DEV AUTH",
        "value": "991600.90",
        "weight": "0.01273887",
        "shared": false
      },
      {
        "name": "North Allegheny School District, Series 2019, GO Bonds",
        "value": "966456.90",
        "weight": "0.01241586",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST ECON DEV FING REGD N/C B/E 4.00000000",
        "value": "914643.36",
        "weight": "0.01175022",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST ECON DEV FING AUTH SEWAGE SLUDGE DISP REVENU",
        "value": "816861.84",
        "weight": "0.01049404",
        "shared": false
      },
      {
        "name": "Bucks County Industrial Development Authority",
        "value": "788610.92",
        "weight": "0.01013111",
        "shared": false
      },
      {
        "name": "ST PUB SCH BLDG-A-REF",
        "value": "759536.10",
        "weight": "0.00975759",
        "shared": false
      },
      {
        "name": "Bucks County Water and Sewer Authority 4.00% 12/01/2042",
        "value": "757416.15",
        "weight": "0.00973036",
        "shared": false
      },
      {
        "name": "PHILADELPHIA PA ENERGY AUTH",
        "value": "741859.86",
        "weight": "0.00953051",
        "shared": false
      },
      {
        "name": "Montgomery County Industrial Development Authority, Series 2021 A",
        "value": "645833.36",
        "weight": "0.00829688",
        "shared": false
      },
      {
        "name": "PHILIDELPHIA AUTH-B-1",
        "value": "600000.00",
        "weight": "0.00770807",
        "shared": false
      },
      {
        "name": "HIGHLANDS AT WYOMISSING OBLIGATED GROUP 5.0% 05-15-47",
        "value": "586449.42",
        "weight": "0.00753398",
        "shared": false
      },
      {
        "name": "Montgomery (County of), PA Industrial Development Authority (Germantown Academy), Series 2021, Ref. RB",
        "value": "534931.88",
        "weight": "0.00687215",
        "shared": false
      },
      {
        "name": "Bucks County Industrial Development Authority",
        "value": "533350.82",
        "weight": "0.00685184",
        "shared": false
      },
      {
        "name": "Bucks County Industrial Development Authority",
        "value": "501474.80",
        "weight": "0.00644233",
        "shared": false
      },
      {
        "name": "Berks County Industrial Development Authority, Series 2017 A",
        "value": "501226.50",
        "weight": "0.00643914",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST ECON DEV FINGAUTH EXEMPT FACS REVENUE",
        "value": "500937.85",
        "weight": "0.00643544",
        "shared": true
      },
      {
        "name": "Puerto Rico Commonwealth Aqueduct & Sewer Authority, Series A",
        "value": "491241.45",
        "weight": "0.00631087",
        "shared": true
      },
      {
        "name": "Montgomery (County of), PA Industrial Development Authority (Germantown Academy), Series 2021, Ref. RB",
        "value": "428632.02",
        "weight": "0.00550654",
        "shared": false
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "410751.79",
        "weight": "0.00527684",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD ZCP OID B/E 0.00000000",
        "value": "401458.98",
        "weight": "0.00515745",
        "shared": true
      },
      {
        "name": "Montgomery County Industrial Development Authority, Pennsylvania, Revenue Bonds, Germantown Academy Project, Series 2021A",
        "value": "400856.76",
        "weight": "0.00514972",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "NYC-D4-ADJ",
        "value": "3600000.00",
        "weight": "0.03686222",
        "shared": false
      },
      {
        "name": "California (State of) Community Choice Financing Authority (Clean Energy) (Green Bonds), Series 2024, RB",
        "value": "2326360.96",
        "weight": "0.02382079",
        "shared": false
      },
      {
        "name": "ILLINOIS ST FIN AUTH REVENUE",
        "value": "2300000.00",
        "weight": "0.02355087",
        "shared": false
      },
      {
        "name": "STATE OF NEW JERSEY NATL 0.0% 12-15-31",
        "value": "2146560.50",
        "weight": "0.02197972",
        "shared": false
      },
      {
        "name": "NYC MUNI WTR FIN-BB",
        "value": "2129160.40",
        "weight": "0.02180155",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "1915441.15",
        "weight": "0.01961317",
        "shared": false
      },
      {
        "name": "MET NASHVILLE TN ARPT AUTH ARPT REVENUE",
        "value": "1568497.28",
        "weight": "0.01606064",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST ECON DEV FING REGD OID B/E AMT 5.25000000",
        "value": "1373782.41",
        "weight": "0.01406685",
        "shared": true
      },
      {
        "name": "State of Illinois",
        "value": "1345717.38",
        "weight": "0.01377948",
        "shared": false
      },
      {
        "name": "NOVANT HEALTH OBLIGATED GROUP 5.0% 12-01-35",
        "value": "1150598.20",
        "weight": "0.01178156",
        "shared": false
      },
      {
        "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",
        "shared": false
      },
      {
        "name": "CHICAGO IL BRD OF EDU CHIEDU 12/40 FIXED 5",
        "value": "1111759.88",
        "weight": "0.01138387",
        "shared": false
      },
      {
        "name": "Public Energy Auth. of Kentucky Gas Supply Rev. Refg. C",
        "value": "1100112.50",
        "weight": "0.01126461",
        "shared": false
      },
      {
        "name": "OR FACS AUTH-B-REF",
        "value": "1100000.00",
        "weight": "0.01126346",
        "shared": false
      },
      {
        "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",
        "weight": "0.01082411",
        "shared": false
      },
      {
        "name": "NY NYCUTL 5.25 06/15/2052",
        "value": "1056468.27",
        "weight": "0.01081771",
        "shared": false
      },
      {
        "name": "NY TRANSPRTN DEV CORP",
        "value": "1049766.30",
        "weight": "0.01074909",
        "shared": false
      },
      {
        "name": "Chandler Industrial Development Authority",
        "value": "1020077.50",
        "weight": "0.01044509",
        "shared": false
      },
      {
        "name": "NOVANT HEALTH OBLIGATED GROUP 5.0% 06-01-55",
        "value": "1002757.10",
        "weight": "0.01026774",
        "shared": false
      },
      {
        "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
      },
      {
        "name": "NY MTA DED 4% 11/15/2054",
        "value": "928202.20",
        "weight": "0.00950433",
        "shared": false
      },
      {
        "name": "INDIANA ST FIN AUTH HLTH SYS R INSMED 12/49 FIXED 4",
        "value": "926178.80",
        "weight": "0.00948361",
        "shared": false
      },
      {
        "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": false
      },
      {
        "name": "NY TRANSPRTN DEV -AMT",
        "value": "837294.08",
        "weight": "0.00857348",
        "shared": false
      },
      {
        "name": "CHICAGO IL BRD OF EDU REGD B/E 5.00000000",
        "value": "808487.19",
        "weight": "0.00827851",
        "shared": false
      },
      {
        "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": false
      },
      {
        "name": "Jefferson (County of), AL, Series 2024, Ref. Revenue Wts.",
        "value": "795739.65",
        "weight": "0.00814798",
        "shared": false
      },
      {
        "name": "California Community Choice Financing Authority, Series 2025G",
        "value": "789101.39",
        "weight": "0.00808001",
        "shared": false
      },
      {
        "name": "Chandler Industrial Development Authority, Series 2019",
        "value": "771796.28",
        "weight": "0.00790281",
        "shared": false
      },
      {
        "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": false
      },
      {
        "name": "NY TRANSPRTN DEV -AMT",
        "value": "749542.99",
        "weight": "0.00767495",
        "shared": false
      },
      {
        "name": "ELGIN TX ISD 4% 8/1/2049",
        "value": "713295.60",
        "weight": "0.00730380",
        "shared": false
      },
      {
        "name": "WV HOSP FIN AUTH-C",
        "value": "700000.00",
        "weight": "0.00716765",
        "shared": false
      },
      {
        "name": "Van Alstyne Independent School District",
        "value": "694629.83",
        "weight": "0.00711267",
        "shared": false
      },
      {
        "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": false
      },
      {
        "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": false
      },
      {
        "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": false
      },
      {
        "name": "MTRO WA DC ARPT 5% 10/1/2030 @",
        "value": "554368.85",
        "weight": "0.00567646",
        "shared": false
      },
      {
        "name": "SALT VERDE FINL CORP GAS REV ARIZ SR",
        "value": "548231.41",
        "weight": "0.00561362",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-020733",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/764624/000094040026020733/0000940400-26-020733-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"
    }
  ]
}