{
  "page": "compare",
  "query": {
    "a": "SPAX",
    "b": "RMBPX"
  },
  "retrieved_at": "2026-07-07T18:31:26+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": "Robinson Alternative Yield Pre-merger Spac ETF",
    "ticker": "SPAX",
    "slug": "SPAX",
    "series_id": "S000072268",
    "html_url": "https://fundwatcher.app/funds/SPAX/"
  },
  "fund_b": {
    "name": "RMB Japan Fund",
    "ticker": "RMBPX",
    "slug": "RMBPX",
    "series_id": "S000060195",
    "html_url": "https://fundwatcher.app/funds/RMBPX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.07880612317451307314074605759",
    "coverage_b_by_a": "0.07880612317451307314074605759",
    "shared_count": 1,
    "as_of": {
      "a": "2025-01-31",
      "b": "2024-12-31"
    },
    "a_top": [
      {
        "name": "FRST AM-GV OB-X",
        "value": "614922.96",
        "weight": "0.07880612",
        "shared": true
      },
      {
        "name": "Black Spade Acquisition II Co",
        "value": "347246.90",
        "weight": "0.04450181",
        "shared": false
      },
      {
        "name": "Spree Acquisition Corp 1 Ltd",
        "value": "333000.00",
        "weight": "0.04267598",
        "shared": false
      },
      {
        "name": "Capitalworks Emerging Markets Acquisition Corp",
        "value": "253308.03",
        "weight": "0.03246297",
        "shared": false
      },
      {
        "name": "Launch Two Acquisition Corp.",
        "value": "237615.00",
        "weight": "0.03045181",
        "shared": false
      },
      {
        "name": "Concord Acquisition Corp II",
        "value": "219738.00",
        "weight": "0.02816076",
        "shared": false
      },
      {
        "name": "NEWBURY STREET II ACQUISITION CORP",
        "value": "211788.00",
        "weight": "0.02714192",
        "shared": false
      },
      {
        "name": "DYNAMIX CORP",
        "value": "204041.31",
        "weight": "0.02614914",
        "shared": false
      },
      {
        "name": "Drugs Made In America Acquisition Corp.",
        "value": "200400.00",
        "weight": "0.02568248",
        "shared": false
      },
      {
        "name": "GP-ACT III ACQUISITION CORP",
        "value": "200171.52",
        "weight": "0.02565320",
        "shared": false
      },
      {
        "name": "FACT II ACQUISITION CORP",
        "value": "198800.00",
        "weight": "0.02547743",
        "shared": false
      },
      {
        "name": "INFLECTION POINT ACQUISITION CORP IV",
        "value": "198200.00",
        "weight": "0.02540054",
        "shared": false
      },
      {
        "name": "IB ACQUISITION CORP",
        "value": "197242.88",
        "weight": "0.02527788",
        "shared": false
      },
      {
        "name": "CHURCHILL CAPITAL CORP IX",
        "value": "192776.76",
        "weight": "0.02470552",
        "shared": false
      },
      {
        "name": "GigCapital7 Corp",
        "value": "181530.00",
        "weight": "0.02326418",
        "shared": false
      },
      {
        "name": "dMY Squared Technology Group Inc",
        "value": "179817.30",
        "weight": "0.02304468",
        "shared": false
      },
      {
        "name": "IRON HORSE ACQUISITIONS CORP",
        "value": "173481.83",
        "weight": "0.02223275",
        "shared": false
      },
      {
        "name": "TARGET GLOBAL ACQUISITION I CORP",
        "value": "172361.44",
        "weight": "0.02208917",
        "shared": false
      },
      {
        "name": "AA Mission Acquisition Corp.",
        "value": "163149.28",
        "weight": "0.02090857",
        "shared": false
      },
      {
        "name": "SIM ACQUISITION CORP I-A",
        "value": "162266.09",
        "weight": "0.02079539",
        "shared": false
      },
      {
        "name": "LAUNCH ONE ACQUISITION CORP",
        "value": "162115.10",
        "weight": "0.02077604",
        "shared": false
      },
      {
        "name": "Translational Development Acquisition Corp",
        "value": "150750.00",
        "weight": "0.01931953",
        "shared": false
      },
      {
        "name": "Ares Acquisition Corp II",
        "value": "150154.38",
        "weight": "0.01924320",
        "shared": false
      },
      {
        "name": "VINE HILL CAPITAL INVESTMENT CORP CL A",
        "value": "150068.57",
        "weight": "0.01923220",
        "shared": false
      },
      {
        "name": "GSR III ACQUISITION CORP",
        "value": "148800.00",
        "weight": "0.01906963",
        "shared": false
      },
      {
        "name": "SPRING VALLEY ACQUISITION CORP II-A",
        "value": "147160.00",
        "weight": "0.01885945",
        "shared": false
      },
      {
        "name": "NABORS ENERGY TRANSITION CORP II A",
        "value": "146887.29",
        "weight": "0.01882450",
        "shared": false
      },
      {
        "name": "JVSPAC Acquisition Corp",
        "value": "141933.96",
        "weight": "0.01818970",
        "shared": false
      },
      {
        "name": "Voyager Acquisition Corp.",
        "value": "138806.25",
        "weight": "0.01778887",
        "shared": false
      },
      {
        "name": "MELAR ACQUISITION CORP I",
        "value": "136269.95",
        "weight": "0.01746382",
        "shared": false
      },
      {
        "name": "RF ACQUISITION CORP II",
        "value": "132108.28",
        "weight": "0.01693048",
        "shared": false
      },
      {
        "name": "CENTURION ACQUISITION CORP",
        "value": "130998.60",
        "weight": "0.01678827",
        "shared": false
      },
      {
        "name": "Flagship Acquisition Corporation",
        "value": "130315.22",
        "weight": "0.01670069",
        "shared": false
      },
      {
        "name": "Agriculture & Natural Solutions Acquisition Corp.",
        "value": "129879.92",
        "weight": "0.01664490",
        "shared": false
      },
      {
        "name": "DT Cloud Star Acquisition Corporation",
        "value": "129028.69",
        "weight": "0.01653581",
        "shared": false
      },
      {
        "name": "Andretti Acquisition Corp. II",
        "value": "128933.68",
        "weight": "0.01652364",
        "shared": false
      },
      {
        "name": "HCM II ACQUISITION CORP",
        "value": "113287.50",
        "weight": "0.01451848",
        "shared": false
      },
      {
        "name": "Legato Merger Corp III",
        "value": "101420.80",
        "weight": "0.01299769",
        "shared": false
      },
      {
        "name": "Lionheart Holdings",
        "value": "98852.48",
        "weight": "0.01266855",
        "shared": false
      },
      {
        "name": "SPARK I ACQUISITION CORP",
        "value": "79373.25",
        "weight": "0.01017217",
        "shared": false
      },
      {
        "name": "M3-BRIGADE ACQUISITION V CORP",
        "value": "72853.88",
        "weight": "0.00933667",
        "shared": false
      },
      {
        "name": "CANTOR EQUITY PARTNERS INC",
        "value": "66229.00",
        "weight": "0.00848765",
        "shared": false
      },
      {
        "name": "WILLOW LANE ACQUISITION CORP A",
        "value": "58486.96",
        "weight": "0.00749546",
        "shared": false
      },
      {
        "name": "RMG Acquisition Corp III",
        "value": "57580.00",
        "weight": "0.00737923",
        "shared": false
      },
      {
        "name": "Columbus Acquisition Corp.",
        "value": "52260.00",
        "weight": "0.00669744",
        "shared": false
      },
      {
        "name": "International Media Acquisition Corp",
        "value": "42412.80",
        "weight": "0.00543546",
        "shared": false
      },
      {
        "name": "POWERUP ACQUISITION CORP A",
        "value": "37280.14",
        "weight": "0.00477768",
        "shared": false
      },
      {
        "name": "CO2 ENERGY TRANSITION CORP",
        "value": "29540.56",
        "weight": "0.00378580",
        "shared": false
      },
      {
        "name": "Mount Vernon Liquid Assets Portfolio, LLC",
        "value": "17850.00",
        "weight": "0.00228759",
        "shared": false
      },
      {
        "name": "Haymaker Acquisition Corp. IV",
        "value": "13113.84",
        "weight": "0.00168062",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "FIRST AM-TR OB-X",
        "value": "1036150.81",
        "weight": "0.50000000",
        "shared": false
      },
      {
        "name": "FRST AM-GV OB-X",
        "value": "1036150.81",
        "weight": "0.50000000",
        "shared": true
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002000324-25-001060",
      "as_of": "2025-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1742912/000200032425001060/0002000324-25-001060-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001145549-25-007919",
      "as_of": "2024-12-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/30126/000114554925007919/0001145549-25-007919-index.htm"
    }
  ]
}