{
  "page": "compare",
  "query": {
    "a": "WMFDX",
    "b": "ALTHX"
  },
  "retrieved_at": "2026-07-07T17:35:45+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": "Allspring Municipal Bond Fund",
    "ticker": "WMFDX",
    "slug": "WMFDX",
    "series_id": "S000007397",
    "html_url": "https://fundwatcher.app/funds/WMFDX/"
  },
  "fund_b": {
    "name": "AB National Portfolio",
    "ticker": "ALTHX",
    "slug": "ALTHX",
    "series_id": "S000010351",
    "html_url": "https://fundwatcher.app/funds/ALTHX/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.06160855348236422185756498446",
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    "as_of": {
      "a": "2026-03-31",
      "b": "2026-02-28"
    },
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      },
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        "name": "NV CLA 5 05/01/2048",
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      },
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        "name": "PORT OF PORTLAND OR ARPT REVENUE",
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      },
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        "name": "NORTHWEST TX INDEP SCH DIST",
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      {
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      {
        "name": "BLACK BELT ENERGY GAS VAR",
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      {
        "name": "BAY AREA TOLL-VAR A",
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        "name": "KANSAS CITY MO INDL DEV AUTH ARPT SPL OBLIG",
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      {
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        "name": "ALLSPRING GOVERNMENT MONEY MAR",
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        "name": "INTERMOUNTAIN HEALTHCARE OBLIGATED GROUP 4.0% 05-15-52",
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      {
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      {
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      {
        "name": "PROJECTNEW YORK TRANS",
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        "name": "Village of Mount Pleasant WI, Series 2018 A, RB",
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      {
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      {
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      {
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      {
        "name": "SALT RIVER-SER B",
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      {
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      },
      {
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      {
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      {
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      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
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      {
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      {
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      {
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      {
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      {
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      {
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      {
        "name": "Maricopa County Special Health Care District, Arizona, General Obligation Bonds, Series 2018C",
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      {
        "name": "CUYAHOGA HOSP 5% 2/15/2042",
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      {
        "name": "State of Hawaii Airports System Revenue",
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      {
        "name": "State of Connecticut Special Tax, Series A",
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      {
        "name": "Sacramento County Water Financing Authority",
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      {
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      {
        "name": "NJ TRANSPRTN TRUST-BB",
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      {
        "name": "NY TRANSPRTN DEV -AMT",
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      {
        "name": "CLARK CNTY NV SCH DIST",
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      {
        "name": "MAIN STR NAT GA 5% MT",
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      {
        "name": "PUBLIC FIN AUTH WI REVENUE",
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      },
      {
        "name": "Build NYC Resource Corp., Series 2015",
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        "name": "NY TRANS CORP 0% 12/31/2054 @",
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  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-052374",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1081400/000141036826052374/0001410368-26-052374-index.htm"
    },
    {
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      "accession_no": "0001410368-26-040395",
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      "edgar_url": "https://www.sec.gov/Archives/edgar/data/798737/000141036826040395/0001410368-26-040395-index.htm"
    }
  ]
}