{
  "page": "compare",
  "query": {
    "a": "SHORX",
    "b": "SLMMX"
  },
  "retrieved_at": "2026-07-07T14:52:19+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 Oregon Municipals Fund",
    "ticker": "SHORX",
    "slug": "SHORX",
    "series_id": "S000016636",
    "html_url": "https://fundwatcher.app/funds/SHORX/"
  },
  "fund_b": {
    "name": "Western Asset Massachusetts Municipals Fund",
    "ticker": "SLMMX",
    "slug": "SLMMX",
    "series_id": "S000016629",
    "html_url": "https://fundwatcher.app/funds/SLMMX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.03034600187258485680399305981",
    "coverage_b_by_a": "0.03034600187258485680399305981",
    "shared_count": 17,
    "as_of": {
      "a": "2026-04-30",
      "b": "2026-02-27"
    },
    "a_top": [
      {
        "name": "Metro, Series 2017",
        "value": "3019830.60",
        "weight": "0.07704192",
        "shared": false
      },
      {
        "name": "State of Oregon",
        "value": "2466687.25",
        "weight": "0.06293012",
        "shared": false
      },
      {
        "name": "City of Eugene OR Electric Utility System Revenue",
        "value": "2232761.24",
        "weight": "0.05696220",
        "shared": false
      },
      {
        "name": "Washington & Clackamas Counties School District No. 23J Tigar, Series 2019, GO Bonds",
        "value": "2107987.40",
        "weight": "0.05377897",
        "shared": false
      },
      {
        "name": "Salem Hospital Facility Authority",
        "value": "2089677.60",
        "weight": "0.05331185",
        "shared": false
      },
      {
        "name": "OR FACS AUTH-B-REF",
        "value": "2000000.00",
        "weight": "0.05102400",
        "shared": false
      },
      {
        "name": "CLACKAMAS SD #12",
        "value": "1803372.38",
        "weight": "0.04600764",
        "shared": false
      },
      {
        "name": "Lane County School District No 19 Springfield",
        "value": "1794823.40",
        "weight": "0.04578953",
        "shared": false
      },
      {
        "name": "PORT OF PORTLAND OR ARPT REVENUE",
        "value": "1788079.20",
        "weight": "0.04561748",
        "shared": false
      },
      {
        "name": "Polk Marion & Benton Counties School District No 13J Central",
        "value": "1552966.80",
        "weight": "0.03961929",
        "shared": false
      },
      {
        "name": "Port of Morrow OR",
        "value": "1320389.54",
        "weight": "0.03368578",
        "shared": false
      },
      {
        "name": "Oregon State University, Series 2024 A",
        "value": "1300988.39",
        "weight": "0.03319082",
        "shared": false
      },
      {
        "name": "Clackamas County School District No. 35 Molalla River, Series 2024",
        "value": "1229363.07",
        "weight": "0.03136351",
        "shared": false
      },
      {
        "name": "OREGON ST UNIV GEN REVENUE",
        "value": "1083573.10",
        "weight": "0.02764412",
        "shared": false
      },
      {
        "name": "Eugene, Oregon, Water Utility System Revenue Bonds, Series 2023",
        "value": "1031649.80",
        "weight": "0.02631945",
        "shared": false
      },
      {
        "name": "Oregon City School District No 62",
        "value": "1027946.50",
        "weight": "0.02622497",
        "shared": false
      },
      {
        "name": "WASH M and Y ORE 1J 5% 6/15/2038",
        "value": "1017505.50",
        "weight": "0.02595860",
        "shared": false
      },
      {
        "name": "OR ST BUS DEV C 3.8% MT",
        "value": "1012490.10",
        "weight": "0.02583065",
        "shared": false
      },
      {
        "name": "Port of Portland, Series 25 B",
        "value": "1008592.40",
        "weight": "0.02573121",
        "shared": false
      },
      {
        "name": "Oregon State Facilities Authority, Series 2015 C",
        "value": "900222.48",
        "weight": "0.02296648",
        "shared": false
      },
      {
        "name": "OREGON ST HLTH & SCIENCE UNIV REVENUE",
        "value": "852343.45",
        "weight": "0.02174499",
        "shared": false
      },
      {
        "name": "OR ST FACS 5% 6/1/2046",
        "value": "770312.24",
        "weight": "0.01965221",
        "shared": false
      },
      {
        "name": "HERMISTON OR",
        "value": "687993.11",
        "weight": "0.01755208",
        "shared": false
      },
      {
        "name": "Salem Hospital Facility Authority, Series 2018",
        "value": "633989.92",
        "weight": "0.01617435",
        "shared": false
      },
      {
        "name": "Multnomah County School District No 40",
        "value": "609432.75",
        "weight": "0.01554785",
        "shared": false
      },
      {
        "name": "OR MFDMED 5 08/15/2045",
        "value": "515451.00",
        "weight": "0.01315019",
        "shared": false
      },
      {
        "name": "SALEM OR HOSP FAC AUTH REVENUE REGD B/E 4.00000000",
        "value": "477634.00",
        "weight": "0.01218540",
        "shared": false
      },
      {
        "name": "Multnomah County School District No 40",
        "value": "443543.36",
        "weight": "0.01131568",
        "shared": false
      },
      {
        "name": "Keizer, Oregon, General Obligation Assessment Bonds, Keizer Station Area A Local Improvement District, Series 2008",
        "value": "390742.83",
        "weight": "0.00996863",
        "shared": false
      },
      {
        "name": "Multnomah County School District No 40",
        "value": "372581.22",
        "weight": "0.00950529",
        "shared": false
      },
      {
        "name": "Puerto Rico Commonwealth Aqueduct & Sewer Authority, Series A",
        "value": "248568.23",
        "weight": "0.00634147",
        "shared": true
      },
      {
        "name": "WILLAMETTE VIEW OBLIGATED GROUP 5.0% 11-15-47",
        "value": "242655.48",
        "weight": "0.00619063",
        "shared": false
      },
      {
        "name": "State of Oregon Department of Transportation, Series 2024",
        "value": "222175.38",
        "weight": "0.00566814",
        "shared": false
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 4.75000000",
        "value": "191299.96",
        "weight": "0.00488044",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD ZCP OID B/E 0.00000000",
        "value": "161206.97",
        "weight": "0.00411271",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "146123.87",
        "weight": "0.00372791",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A-2",
        "value": "128851.02",
        "weight": "0.00328725",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "122364.63",
        "weight": "0.00312177",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 5.00000000",
        "value": "87714.40",
        "weight": "0.00223777",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING CORP SALES TAX REVENUE",
        "value": "41450.84",
        "weight": "0.00105749",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 4.55000000",
        "value": "20030.32",
        "weight": "0.00051101",
        "shared": true
      },
      {
        "name": "Puerto Rico, General Obligation Bonds, Vintage CW NT Claims Taxable Series 2022",
        "value": "9838.56",
        "weight": "0.00025100",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "8379.90",
        "weight": "0.00021379",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "4297.09",
        "weight": "0.00010963",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "4287.52",
        "weight": "0.00010938",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "4225.27",
        "weight": "0.00010780",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "3756.83",
        "weight": "0.00009584",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "3574.44",
        "weight": "0.00009119",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-CABS-SER",
        "value": "3509.70",
        "weight": "0.00008954",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "MASS DEVEL FIN VAR MT",
        "value": "2181688.40",
        "weight": "0.07237070",
        "shared": false
      },
      {
        "name": "Massachusetts Development Finance Agency",
        "value": "1855616.80",
        "weight": "0.06155429",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "1807798.65",
        "weight": "0.05996808",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "1542538.35",
        "weight": "0.05116889",
        "shared": false
      },
      {
        "name": "MASS DEVEL FIN 5% 7/1/2050",
        "value": "1504373.55",
        "weight": "0.04990290",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "1405207.11",
        "weight": "0.04661336",
        "shared": false
      },
      {
        "name": "Town of Plymouth MA",
        "value": "1374621.90",
        "weight": "0.04559879",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY R REGD B/E 5.00000000",
        "value": "1349622.25",
        "weight": "0.04476950",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST PORT AUTH",
        "value": "1289909.88",
        "weight": "0.04278873",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST SPL OBLIG DEDICATED TAX REV FGIC",
        "value": "1214104.10",
        "weight": "0.04027411",
        "shared": false
      },
      {
        "name": "MBTA SLS TAX 5.25% 7/1/2054",
        "value": "1069128.80",
        "weight": "0.03546501",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS DEVELOPMENT FINANCE AGENCY",
        "value": "1055163.40",
        "weight": "0.03500175",
        "shared": false
      },
      {
        "name": "MA ST TRANS REV 5% 6/1/55",
        "value": "1052241.20",
        "weight": "0.03490482",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "997286.80",
        "weight": "0.03308188",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY S MASSACHUSETTS DEVELOPMENT FINANCE AGENCY",
        "value": "972550.60",
        "weight": "0.03226133",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS DEV FIN AGY NATIONAL CHRT SCH REVOLVING LOAN F",
        "value": "940623.30",
        "weight": "0.03120224",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST MUNI WHOLESALE ELEC COMPANY",
        "value": "923379.20",
        "weight": "0.03063022",
        "shared": false
      },
      {
        "name": "Massachusetts Development Finance Agency",
        "value": "894281.94",
        "weight": "0.02966501",
        "shared": false
      },
      {
        "name": "MASS DEVEL FIN 4% 7/1/2046",
        "value": "874186.10",
        "weight": "0.02899839",
        "shared": false
      },
      {
        "name": "ORCHARD COVE OBLIGATED GROUP 5.0% 10-01-49",
        "value": "701536.85",
        "weight": "0.02327129",
        "shared": false
      },
      {
        "name": "MA ST DEV FIN AGY REV BOSTON UNIV-SER U-6C LOC JPMORGAN",
        "value": "700000.00",
        "weight": "0.02322031",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "697680.06",
        "weight": "0.02314336",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "606552.24",
        "weight": "0.02012048",
        "shared": false
      },
      {
        "name": "MA ST DFA 5% 10/1/31",
        "value": "604304.76",
        "weight": "0.02004592",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "505391.60",
        "weight": "0.01676479",
        "shared": false
      },
      {
        "name": "RESTRUCTURED-SER A-2",
        "value": "290599.84",
        "weight": "0.00963974",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD ZCP OID B/E 0.00000000",
        "value": "258991.63",
        "weight": "0.00859124",
        "shared": true
      },
      {
        "name": "ORCHARD COVE OBLIGATED GROUP 5.0% 10-01-39",
        "value": "257429.05",
        "weight": "0.00853941",
        "shared": false
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 4.75000000",
        "value": "253531.93",
        "weight": "0.00841013",
        "shared": true
      },
      {
        "name": "Puerto Rico Commonwealth Aqueduct & Sewer Authority, Series A",
        "value": "250560.58",
        "weight": "0.00831157",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "225464.92",
        "weight": "0.00747909",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "117043.11",
        "weight": "0.00388254",
        "shared": true
      },
      {
        "name": "Massachusetts Development Finance Agency, Series 2024 U-1",
        "value": "100000.00",
        "weight": "0.00331719",
        "shared": false
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 5.00000000",
        "value": "88337.57",
        "weight": "0.00293032",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING CORP SALES TAX REVENUE",
        "value": "68181.72",
        "weight": "0.00226172",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "34857.17",
        "weight": "0.00115628",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 4.55000000",
        "value": "30201.03",
        "weight": "0.00100182",
        "shared": true
      },
      {
        "name": "Puerto Rico, General Obligation Bonds, Vintage CW NT Claims Taxable Series 2022",
        "value": "14812.25",
        "weight": "0.00049135",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "6607.36",
        "weight": "0.00021918",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "6541.58",
        "weight": "0.00021700",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "6368.85",
        "weight": "0.00021127",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "5774.32",
        "weight": "0.00019155",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "5553.42",
        "weight": "0.00018422",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-CABS-SER",
        "value": "5372.65",
        "weight": "0.00017822",
        "shared": true
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-024953",
      "as_of": "2026-04-30",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/764624/000094040026024953/0000940400-26-024953-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000940400-26-014738",
      "as_of": "2026-02-27",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/764624/000094040026014738/0000940400-26-014738-index.htm"
    }
  ]
}