{
  "page": "compare",
  "query": {
    "a": "FSTTX",
    "b": "MEAR"
  },
  "retrieved_at": "2026-07-07T15:17:47+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": "American Funds Short-Term Tax-Exempt Bond Fund",
    "ticker": "FSTTX",
    "slug": "FSTTX",
    "series_id": "S000009233",
    "html_url": "https://fundwatcher.app/funds/FSTTX/"
  },
  "fund_b": {
    "name": "iShares Short Maturity Municipal Bond Active ETF",
    "ticker": "MEAR",
    "slug": "MEAR",
    "series_id": "S000047352",
    "html_url": "https://fundwatcher.app/funds/MEAR/"
  },
  "overlap": {
    "coverage_a_by_b": "0.05627559579004101844940132779",
    "coverage_b_by_a": "0.05627559579004101844940132778",
    "shared_count": 28,
    "as_of": {
      "a": "2026-01-31",
      "b": "2026-01-31"
    },
    "a_top": [
      {
        "name": "UTILITY-TE-2",
        "value": "22289480.00",
        "weight": "0.00962619",
        "shared": false
      },
      {
        "name": "UNIV OF MICHIGAN MI REGD V/R B/E 2.40000000",
        "value": "18600000.00",
        "weight": "0.00803281",
        "shared": false
      },
      {
        "name": "PEFA INC VAR",
        "value": "18563433.92",
        "weight": "0.00801701",
        "shared": true
      },
      {
        "name": "WASTE MANAGEMENT INC (MPT) 4.6% 10-01-46",
        "value": "17594710.00",
        "weight": "0.00759865",
        "shared": false
      },
      {
        "name": "CA STWD CMNTYS DEV-A",
        "value": "16689206.50",
        "weight": "0.00720759",
        "shared": false
      },
      {
        "name": "MS BUS FIN-VAR-J-CHEV",
        "value": "15300000.00",
        "weight": "0.00660763",
        "shared": false
      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL AUTH REVENUES",
        "value": "14800000.00",
        "weight": "0.00639169",
        "shared": false
      },
      {
        "name": "MUNIBOND",
        "value": "13649080.50",
        "weight": "0.00589465",
        "shared": false
      },
      {
        "name": "ARIZONA ST INDL DEV AUTH MF HS REGD V/R B/E 5.00000000",
        "value": "12679041.55",
        "weight": "0.00547571",
        "shared": false
      },
      {
        "name": "WASTE MANAGEMENT INC (MPT) 4.25% 06-01-48",
        "value": "11466338.65",
        "weight": "0.00495198",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY AUTH VAR",
        "value": "10777338.33",
        "weight": "0.00465442",
        "shared": false
      },
      {
        "name": "Los Angeles (City of), CA, Series 2025, RN",
        "value": "10115010.00",
        "weight": "0.00436838",
        "shared": false
      },
      {
        "name": "State of Georgia, Series 2022C",
        "value": "10074610.00",
        "weight": "0.00435093",
        "shared": false
      },
      {
        "name": "WASTE MANAGEMENT INC (MPT) 3.875% 08-01-38",
        "value": "10029470.00",
        "weight": "0.00433144",
        "shared": true
      },
      {
        "name": "HOUSTON TX UTILITY SYS REVENUE REGD V/R B/E 3.45000000",
        "value": "10000000.00",
        "weight": "0.00431871",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2025A",
        "value": "9957705.23",
        "weight": "0.00430045",
        "shared": true
      },
      {
        "name": "UTAH ST HSG CORP MF REVENUE REGD N/C B/E HUD SEC 3.62500000",
        "value": "9830000.00",
        "weight": "0.00424529",
        "shared": false
      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.00000000",
        "value": "9412139.07",
        "weight": "0.00406483",
        "shared": false
      },
      {
        "name": "VIRGINIA HSG DEV-G",
        "value": "9396183.77",
        "weight": "0.00405794",
        "shared": false
      },
      {
        "name": "State of Hawaii Department of Budget and Finance, The Queen's Health Systems, Series 2025B",
        "value": "9200000.00",
        "weight": "0.00397322",
        "shared": false
      },
      {
        "name": "MISSISSIPPI ST BUSINESS FIN COMMISSION GULF OPPORTUNITY ZONE",
        "value": "9200000.00",
        "weight": "0.00397322",
        "shared": false
      },
      {
        "name": "California Community Choice Financing Authority, Series F",
        "value": "9026444.36",
        "weight": "0.00389826",
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      },
      {
        "name": "State of Colorado, Series B",
        "value": "8949916.50",
        "weight": "0.00386521",
        "shared": true
      },
      {
        "name": "PREREF CENTRL FL EXPRESSWAY AUTH SR L REGD B/E PREREFUNDED 07/01/26 @ 100 4.00000000",
        "value": "8708428.37",
        "weight": "0.00376092",
        "shared": false
      },
      {
        "name": "BLACK BELT ENERGY GAS DISTRICT (MPT) 5.0% 03-01-55",
        "value": "8694931.42",
        "weight": "0.00375509",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2024B",
        "value": "8639945.58",
        "weight": "0.00373134",
        "shared": false
      },
      {
        "name": "NEW YORK MUNI WTR-AA2",
        "value": "8253699.75",
        "weight": "0.00356454",
        "shared": false
      },
      {
        "name": "PREREF BEXAR CNTY TX REGD B/E PREREFUNDED 06/15/26 @ 100 5.00000000",
        "value": "8077896.00",
        "weight": "0.00348861",
        "shared": false
      },
      {
        "name": "QUEEN'S HEALTH SYSTEMS OBLIGATED GROUP FRN 07-01-51",
        "value": "8000000.00",
        "weight": "0.00345497",
        "shared": false
      },
      {
        "name": "PALMDALE FAMILY HOUSING LP (MPT) 2.95% 01-01-56",
        "value": "7961034.80",
        "weight": "0.00343814",
        "shared": false
      },
      {
        "name": "STHRN CA PUB PWR-B",
        "value": "7840918.80",
        "weight": "0.00338627",
        "shared": false
      },
      {
        "name": "STATE OF NORTH CAROLINA 5.0% 06-01-29",
        "value": "7796649.18",
        "weight": "0.00336715",
        "shared": false
      },
      {
        "name": "MI HSG ST DEV AUTH-A",
        "value": "7767187.95",
        "weight": "0.00335443",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2024A-1",
        "value": "7418313.00",
        "weight": "0.00320376",
        "shared": true
      },
      {
        "name": "NYC TRANSITIONAL-F-1",
        "value": "7405853.00",
        "weight": "0.00319838",
        "shared": false
      },
      {
        "name": "HOUSTON TX ISD",
        "value": "7319753.80",
        "weight": "0.00316119",
        "shared": false
      },
      {
        "name": "LOS ANGELES DEPT-C",
        "value": "7267291.79",
        "weight": "0.00313853",
        "shared": false
      },
      {
        "name": "CARROLLTON-FARMERS BRANCH INDEPENDENT SCHOOL DISTRICT PSF-GTD 5.0% 02-15-27",
        "value": "7197512.00",
        "weight": "0.00310840",
        "shared": false
      },
      {
        "name": "NORTH PORT PRESERVATION LTD DIVIDEND HOUSING ASSOCIATION LLC FHA 223(F) (MPT) 5.0% 08-01-27",
        "value": "7149353.68",
        "weight": "0.00308760",
        "shared": false
      },
      {
        "name": "California Community Choice Financing Authority, Series B-1",
        "value": "7146357.68",
        "weight": "0.00308631",
        "shared": true
      },
      {
        "name": "California (State of) Community Choice Financing Authority (Clean Energy) (Green Bonds), Series 2024, RB",
        "value": "7142265.79",
        "weight": "0.00308454",
        "shared": false
      },
      {
        "name": "WISE VA IDA SW 3.125% MT",
        "value": "7072009.00",
        "weight": "0.00305420",
        "shared": false
      },
      {
        "name": "NEW HAVEN UNIFIED SCHOOL DISTRICT AG 0.0% 08-01-29",
        "value": "7002963.00",
        "weight": "0.00302438",
        "shared": false
      },
      {
        "name": "TX EXXON 12 G=EXXON V1",
        "value": "7000000.00",
        "weight": "0.00302310",
        "shared": false
      },
      {
        "name": "NYC MUNI WTR FIN-DD",
        "value": "6931892.50",
        "weight": "0.00299369",
        "shared": false
      },
      {
        "name": "EXXON MOBIL CORP FRN 12-01-40",
        "value": "6800000.00",
        "weight": "0.00293672",
        "shared": false
      },
      {
        "name": "RUSH SYSTEM FOR HEALTH OBLIGATED GROUP 5.0% 11-15-30",
        "value": "6785843.75",
        "weight": "0.00293061",
        "shared": false
      },
      {
        "name": "PORT OF PORTLAND OR AIRPORT REVENUE 5.0% 07-01-31",
        "value": "6678432.00",
        "weight": "0.00288422",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2022A-1",
        "value": "6555042.00",
        "weight": "0.00283093",
        "shared": true
      },
      {
        "name": "DICKSON TN HLTH EDUCTNL & HSG FAC BRD MF REVENUE",
        "value": "6518635.31",
        "weight": "0.00281521",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "SAINT JAMES PARISH LA REVENUE PARISH OF ST JAMES LA",
        "value": "30500000.00",
        "weight": "0.02221239",
        "shared": false
      },
      {
        "name": "IOWA ST FIN AUTH MIDWESTERN EC IOWA FINANCE AUTHORITY",
        "value": "29600000.00",
        "weight": "0.02155694",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% MT",
        "value": "26450429.23",
        "weight": "0.01926319",
        "shared": false
      },
      {
        "name": "PEFA INC VAR",
        "value": "24425906.92",
        "weight": "0.01778878",
        "shared": true
      },
      {
        "name": "TX TMGUTL 01/01/2054",
        "value": "23739137.72",
        "weight": "0.01728862",
        "shared": true
      },
      {
        "name": "HOUSTON TX UTILITY SYS REVENUE CITY OF HOUSTON TX COMBINED UTILITY SYSTEM REVENUE",
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        "weight": "0.01653184",
        "shared": false
      },
      {
        "name": "City of Burlington, Series 2007A",
        "value": "22000000.00",
        "weight": "0.01602205",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2025A",
        "value": "19153126.80",
        "weight": "0.01394874",
        "shared": true
      },
      {
        "name": "County of Allen, Series 2025C",
        "value": "19100000.00",
        "weight": "0.01391005",
        "shared": false
      },
      {
        "name": "CONNECTICUT ST HSG FIN AUTH HS CONNECTICUT HOUSING FINANCE AUTHORITY",
        "value": "17100000.00",
        "weight": "0.01245350",
        "shared": false
      },
      {
        "name": "Loudoun County Economic Development Authority, Series 2013A",
        "value": "16795000.00",
        "weight": "0.01223138",
        "shared": false
      },
      {
        "name": "NY ST HSG FIN AGY D-2",
        "value": "14075103.00",
        "weight": "0.01025055",
        "shared": false
      },
      {
        "name": "Indianapolis Local Public Improvement Bond Bank, Series 2025B-2",
        "value": "14062731.80",
        "weight": "0.01024154",
        "shared": false
      },
      {
        "name": "NM MUNI ENERGY ACQ AU",
        "value": "13655956.28",
        "weight": "0.00994529",
        "shared": false
      },
      {
        "name": "NY NY CITY HS(NEW YORK MHSG) 3.25% 2/1/30 MT 65",
        "value": "12912031.46",
        "weight": "0.00940351",
        "shared": true
      },
      {
        "name": "PENNSYLVANIA ST ECON DEV FING AUTH UPMC REVENUE",
        "value": "12902701.20",
        "weight": "0.00939672",
        "shared": false
      },
      {
        "name": "HARRIS ED-VAR-REF-C-1",
        "value": "12900000.00",
        "weight": "0.00939475",
        "shared": false
      },
      {
        "name": "SAN ANTONIO TX MUNI COMMERICAL PAPER",
        "value": "12306565.74",
        "weight": "0.00896256",
        "shared": false
      },
      {
        "name": "NYC WTR-ADJ-CC",
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        "weight": "0.00895778",
        "shared": false
      },
      {
        "name": "State of Oregon Housing & Community Services Department, Series 2024R",
        "value": "12273618.00",
        "weight": "0.00893857",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2024A-1",
        "value": "11425007.78",
        "weight": "0.00832055",
        "shared": true
      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL REGD V/R B/E 3.48880000",
        "value": "11004037.00",
        "weight": "0.00801397",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY AUTH VAR",
        "value": "10933849.50",
        "weight": "0.00796285",
        "shared": false
      },
      {
        "name": "TARRANT TX EDFC 5% MT",
        "value": "10837988.00",
        "weight": "0.00789304",
        "shared": false
      },
      {
        "name": "Dallas Fort Worth International Airport, Series 2025A-1",
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        "weight": "0.00786770",
        "shared": false
      },
      {
        "name": "UNIV OF COLORADO CO HOSP AUTH UCOMED 11/35 ADJUSTABLE VAR",
        "value": "10730000.00",
        "weight": "0.00781439",
        "shared": false
      },
      {
        "name": "UNIV OF TEXAS TX UNIV REVENUES",
        "value": "10683757.00",
        "weight": "0.00778071",
        "shared": false
      },
      {
        "name": "CHICAGO O HARE INTL 5.00%",
        "value": "10635821.00",
        "weight": "0.00774580",
        "shared": false
      },
      {
        "name": "WASTE MANAGEMENT INC (MPT) 3.875% 08-01-38",
        "value": "10530211.65",
        "weight": "0.00766889",
        "shared": true
      },
      {
        "name": "Louisiana Public Facilities Authority, Series 2009B-1",
        "value": "10500000.00",
        "weight": "0.00764689",
        "shared": false
      },
      {
        "name": "New York (City of), NY Municipal Water Finance Authority",
        "value": "10225000.00",
        "weight": "0.00744661",
        "shared": false
      },
      {
        "name": "Oregon State Lottery, Series 2025A",
        "value": "10189515.79",
        "weight": "0.00742077",
        "shared": false
      },
      {
        "name": "State of Colorado, Series B",
        "value": "10112482.00",
        "weight": "0.00736467",
        "shared": true
      },
      {
        "name": "NYC HSG DEV CORP-F-2",
        "value": "10100713.00",
        "weight": "0.00735610",
        "shared": true
      },
      {
        "name": "TEXAS ST-B",
        "value": "10100000.00",
        "weight": "0.00735558",
        "shared": false
      },
      {
        "name": "Board of Regents of the University of Texas System",
        "value": "10003687.00",
        "weight": "0.00728544",
        "shared": false
      },
      {
        "name": "DISTRICT OF COLUMBIA (WASHINGTON D MUNI COMMERICAL PAPER",
        "value": "10000535.00",
        "weight": "0.00728314",
        "shared": false
      },
      {
        "name": "Connecticut State Health & Educational Facilities Authority, Series O",
        "value": "10000000.00",
        "weight": "0.00728275",
        "shared": false
      },
      {
        "name": "Highlands County Health Facilities Authority, Series 2021D-2",
        "value": "10000000.00",
        "weight": "0.00728275",
        "shared": false
      },
      {
        "name": "Omaha Nebraska Airport Authority, Tender Option Bond Trust Receipts/Certificates, Series 2024-XG0593",
        "value": "10000000.00",
        "weight": "0.00728275",
        "shared": false
      },
      {
        "name": "Massachusetts Water Resources Authority",
        "value": "9999978.00",
        "weight": "0.00728273",
        "shared": false
      },
      {
        "name": "WISCONSIN ST HLTH & EDUCTNL FACS AUTH REVENUE",
        "value": "9665000.00",
        "weight": "0.00703878",
        "shared": false
      },
      {
        "name": "MOBILE PCR-VAR-AL PWR",
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        "weight": "0.00655861",
        "shared": false
      },
      {
        "name": "City of Burlington, Series 2007B",
        "value": "9000000.00",
        "weight": "0.00655448",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 4% 3/1/2050",
        "value": "8568893.72",
        "weight": "0.00624051",
        "shared": false
      },
      {
        "name": "BLKR-LI MUNI-INS",
        "value": "8560236.71",
        "weight": "0.00623421",
        "shared": false
      },
      {
        "name": "State of New York Mortgage Agency Homeowner Mortgage, Series 247",
        "value": "8500000.00",
        "weight": "0.00619034",
        "shared": false
      },
      {
        "name": "County of Allen, Series 2025D",
        "value": "8500000.00",
        "weight": "0.00619034",
        "shared": false
      },
      {
        "name": "City of Chicago, Series 2025B",
        "value": "8110295.20",
        "weight": "0.00590653",
        "shared": false
      },
      {
        "name": "City of Austin TX",
        "value": "7761629.60",
        "weight": "0.00565260",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001193125-26-130879",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/845376/000119312526130879/0001193125-26-130879-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-007309",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1524513/000207169126007309/0002071691-26-007309-index.htm"
    }
  ]
}