{
  "page": "compare",
  "query": {
    "a": "MLPRX",
    "b": "AMLPX"
  },
  "retrieved_at": "2026-07-07T13:30:53+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": "Invesco SteelPath MLP Income Fund",
    "ticker": "MLPRX",
    "slug": "MLPRX",
    "series_id": "S000064700",
    "html_url": "https://fundwatcher.app/funds/MLPRX/"
  },
  "fund_b": {
    "name": "MainGate MLP Fund",
    "ticker": "AMLPX",
    "slug": "AMLPX",
    "series_id": "S000031058",
    "html_url": "https://fundwatcher.app/funds/AMLPX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.4630621667409626194493093942",
    "coverage_b_by_a": "0.4630621667409626194493093942",
    "shared_count": 9,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "MPLX LP PARTNERSHIP SHARES",
        "value": "663345888.24",
        "weight": "0.12850985",
        "shared": true
      },
      {
        "name": "Enterprise Products Partners LP",
        "value": "655037500.00",
        "weight": "0.12690027",
        "shared": true
      },
      {
        "name": "MLP",
        "value": "652153099.80",
        "weight": "0.12634147",
        "shared": true
      },
      {
        "name": "WESTERN MIDSTREAM PARTNERS LP MLP",
        "value": "647703778.14",
        "weight": "0.12547950",
        "shared": true
      },
      {
        "name": "PLAINS ALL AMER PIPELINE LP PARTNERSHIP SHARES",
        "value": "451307493.03",
        "weight": "0.08743170",
        "shared": false
      },
      {
        "name": "SUNOCO LP PARTNERSHIP SHARES",
        "value": "373478329.90",
        "weight": "0.07235387",
        "shared": false
      },
      {
        "name": "ANTERO MIDSTREAM CORP",
        "value": "286788802.32",
        "weight": "0.05555953",
        "shared": true
      },
      {
        "name": "USA COMPRESSION PARTNERS LP PARTNERSHIP SHARES",
        "value": "250022395.00",
        "weight": "0.04843678",
        "shared": false
      },
      {
        "name": "GENESIS ENERGY L.P. PARTNERSHIP SHARES",
        "value": "169239031.92",
        "weight": "0.03278664",
        "shared": true
      },
      {
        "name": "NGL ENERGY PARTNERS LP PARTNERSHIP SHARES",
        "value": "148944444.00",
        "weight": "0.02885497",
        "shared": false
      },
      {
        "name": "KODIAK GAS SERVICES INC",
        "value": "138510774.54",
        "weight": "0.02683366",
        "shared": false
      },
      {
        "name": "HESS MIDSTREAM LP - CLASS A COMMON STOCK",
        "value": "114106000.00",
        "weight": "0.02210573",
        "shared": false
      },
      {
        "name": "ONEOK INC",
        "value": "100434276.78",
        "weight": "0.01945711",
        "shared": true
      },
      {
        "name": "CROSSAMERICA PARTNERS LP PARTNERSHIP SHARES",
        "value": "75638332.94",
        "weight": "0.01465340",
        "shared": false
      },
      {
        "name": "Westlake Chemical Partners LP",
        "value": "72767710.38",
        "weight": "0.01409727",
        "shared": false
      },
      {
        "name": "DELEK LOGISTICS PARTNERS LP PARTNERSHIP SHARES",
        "value": "63723354.93",
        "weight": "0.01234511",
        "shared": false
      },
      {
        "name": "GLOBAL PARTNERS LP PARTNERSHIP SHARES",
        "value": "59860365.66",
        "weight": "0.01159673",
        "shared": false
      },
      {
        "name": "Invesco Treasury Portfolio, Institutional Class",
        "value": "49919699.55",
        "weight": "0.00967093",
        "shared": false
      },
      {
        "name": "KINETIK HOLDINGS INC",
        "value": "30023400.00",
        "weight": "0.00581643",
        "shared": true
      },
      {
        "name": "Invesco Government & Agency Portfolio, Institutional Class",
        "value": "26879838.24",
        "weight": "0.00520742",
        "shared": false
      },
      {
        "name": "Invesco SteelPath MLP & Energy Infrastructure ETF",
        "value": "25032000.00",
        "weight": "0.00484944",
        "shared": false
      },
      {
        "name": "SUMMIT MIDSTREAM CORP",
        "value": "21796941.79",
        "weight": "0.00422272",
        "shared": false
      },
      {
        "name": "Invesco Private Prime Fund",
        "value": "21752759.87",
        "weight": "0.00421416",
        "shared": false
      },
      {
        "name": "MARTIN MIDSTREAM PARTNERS LP PARTNERSHIP SHARES",
        "value": "20236129.92",
        "weight": "0.00392034",
        "shared": false
      },
      {
        "name": "ARKO PETROLEUM C",
        "value": "12468468.90",
        "weight": "0.00241551",
        "shared": false
      },
      {
        "name": "ARKO CORP",
        "value": "10461127.75",
        "weight": "0.00202663",
        "shared": false
      },
      {
        "name": "SOUTH BOW CORP",
        "value": "8052500.00",
        "weight": "0.00156001",
        "shared": false
      },
      {
        "name": "Invesco Private Government Fund",
        "value": "6530139.62",
        "weight": "0.00126508",
        "shared": false
      },
      {
        "name": "SunocoCorp LLC COM SHS LLC",
        "value": "2994500.00",
        "weight": "0.00058012",
        "shared": false
      },
      {
        "name": "Global Partners L.P., Series B, Pfd.",
        "value": "2543000.00",
        "weight": "0.00049265",
        "shared": false
      },
      {
        "name": "PHILLIPS 66",
        "value": "77165.00",
        "weight": "0.00001495",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "TARGA RESOURCES CORP",
        "value": "147375000.00",
        "weight": "0.15785929",
        "shared": false
      },
      {
        "name": "MPLX LP PARTNERSHIP SHARES",
        "value": "114933000.00",
        "weight": "0.12310936",
        "shared": true
      },
      {
        "name": "MLP",
        "value": "109272000.00",
        "weight": "0.11704564",
        "shared": true
      },
      {
        "name": "Plains GP Holdings LP LTD PARTNER INT CL A NEW IN",
        "value": "95073720.00",
        "weight": "0.10183729",
        "shared": false
      },
      {
        "name": "WESTERN MIDSTREAM PARTNERS LP MLP",
        "value": "86299250.00",
        "weight": "0.09243860",
        "shared": true
      },
      {
        "name": "ONEOK INC",
        "value": "82770000.00",
        "weight": "0.08865828",
        "shared": true
      },
      {
        "name": "WILLIAMS COS INC",
        "value": "82192000.00",
        "weight": "0.08803916",
        "shared": false
      },
      {
        "name": "Enterprise Products Partners LP",
        "value": "65052000.00",
        "weight": "0.06967982",
        "shared": true
      },
      {
        "name": "CHENIERE ENERGY INC",
        "value": "64825750.00",
        "weight": "0.06943747",
        "shared": false
      },
      {
        "name": "GENESIS ENERGY L.P. PARTNERSHIP SHARES",
        "value": "23026500.00",
        "weight": "0.02466461",
        "shared": true
      },
      {
        "name": "KINETIK HOLDINGS INC",
        "value": "18196000.00",
        "weight": "0.01949047",
        "shared": true
      },
      {
        "name": "DT MIDSTREAM INC",
        "value": "11801400.00",
        "weight": "0.01264095",
        "shared": false
      },
      {
        "name": "ANTERO MIDSTREAM CORP",
        "value": "10116000.00",
        "weight": "0.01083565",
        "shared": true
      },
      {
        "name": "KINDER MORGAN INC",
        "value": "9981000.00",
        "weight": "0.01069105",
        "shared": false
      },
      {
        "name": "PHILLIPS 66",
        "value": "8951140.00",
        "weight": "0.00958793",
        "shared": true
      },
      {
        "name": "ENBRIDGE INC",
        "value": "3719800.00",
        "weight": "0.00398443",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000826644-26-000174",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/826644/000082664426000174/0000826644-26-000174-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000894189-26-012810",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1505064/000089418926012810/0000894189-26-012810-index.htm"
    }
  ]
}