{
  "page": "compare",
  "query": {
    "a": "FFQAX",
    "b": "IORAX"
  },
  "retrieved_at": "2026-07-07T17:26:44+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": "Franklin Federal Tax-Free Income Fund",
    "ticker": "FFQAX",
    "slug": "FFQAX",
    "series_id": "S000006760",
    "html_url": "https://fundwatcher.app/funds/FFQAX/"
  },
  "fund_b": {
    "name": "Invesco AMT-Free Municipal Income Fund",
    "ticker": "IORAX",
    "slug": "IORAX",
    "series_id": "S000064640",
    "html_url": "https://fundwatcher.app/funds/IORAX/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.05781356712073320300129006079",
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      "b": "2026-02-28"
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  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002071691-26-007577",
      "as_of": "2026-01-31",
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}