{
  "page": "compare",
  "query": {
    "a": "GSUIX",
    "b": "PGSIX"
  },
  "retrieved_at": "2026-07-07T18:25:29+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": "Goldman Sachs U.S. Mortgages Fund",
    "ticker": "GSUIX",
    "slug": "GSUIX",
    "series_id": "S000009305",
    "html_url": "https://fundwatcher.app/funds/GSUIX/"
  },
  "fund_b": {
    "name": "Putnam Morgtage Securities Fund",
    "ticker": "PGSIX",
    "slug": "PGSIX",
    "series_id": "S000006570",
    "html_url": "https://fundwatcher.app/funds/PGSIX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1409972337619215205819209601",
    "coverage_b_by_a": "0.1409972337619215205819209603",
    "shared_count": 15,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "FNCL 5.5 4/26",
        "value": "24100312.80",
        "weight": "0.05377725",
        "shared": true
      },
      {
        "name": "FNCI 4.5 4/25",
        "value": "17857969.20",
        "weight": "0.03984813",
        "shared": false
      },
      {
        "name": "G2SF 5.5 4/25",
        "value": "14077421.40",
        "weight": "0.03141225",
        "shared": true
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "11371248.90",
        "weight": "0.02537372",
        "shared": false
      },
      {
        "name": "G2SF 5 5/26",
        "value": "10862372.40",
        "weight": "0.02423821",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "8411249.60",
        "weight": "0.01876880",
        "shared": false
      },
      {
        "name": "FN MA4325",
        "value": "8089860.40",
        "weight": "0.01805165",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "7044374.40",
        "weight": "0.01571876",
        "shared": false
      },
      {
        "name": "FNCL 5 4/26",
        "value": "6899648.70",
        "weight": "0.01539582",
        "shared": true
      },
      {
        "name": "Federal National Mortgage Association",
        "value": "6837938.71",
        "weight": "0.01525812",
        "shared": false
      },
      {
        "name": "FNCL 5 3/24",
        "value": "5919843.60",
        "weight": "0.01320949",
        "shared": false
      },
      {
        "name": "G2SF 2 4/26",
        "value": "5766851.30",
        "weight": "0.01286811",
        "shared": true
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "5506406.40",
        "weight": "0.01228695",
        "shared": false
      },
      {
        "name": "MONEYMKT",
        "value": "5263654.61",
        "weight": "0.01174528",
        "shared": false
      },
      {
        "name": "UMBS, 30 Year",
        "value": "4774351.59",
        "weight": "0.01065345",
        "shared": false
      },
      {
        "name": "FREDDIE MAC GOLD POOL FG G60985",
        "value": "4668961.81",
        "weight": "0.01041828",
        "shared": false
      },
      {
        "name": "FNMA-15YR",
        "value": "4593359.50",
        "weight": "0.01024959",
        "shared": true
      },
      {
        "name": "FR SD7540",
        "value": "4436464.16",
        "weight": "0.00989949",
        "shared": false
      },
      {
        "name": "FR SD0294",
        "value": "4372832.07",
        "weight": "0.00975750",
        "shared": false
      },
      {
        "name": "G2SF 2.5 4/24",
        "value": "4292489.00",
        "weight": "0.00957823",
        "shared": true
      },
      {
        "name": "FN CA6988",
        "value": "4290798.14",
        "weight": "0.00957445",
        "shared": false
      },
      {
        "name": "Ginnie Mae",
        "value": "3862082.00",
        "weight": "0.00861782",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "3859687.20",
        "weight": "0.00861248",
        "shared": false
      },
      {
        "name": "G2SF 4 4/23",
        "value": "3742343.60",
        "weight": "0.00835064",
        "shared": true
      },
      {
        "name": "G2SF 3.5 5/25",
        "value": "3648750.00",
        "weight": "0.00814179",
        "shared": false
      },
      {
        "name": "FR SD8128",
        "value": "3215845.45",
        "weight": "0.00717581",
        "shared": false
      },
      {
        "name": "UMBS",
        "value": "3158823.71",
        "weight": "0.00704857",
        "shared": false
      },
      {
        "name": "FR RA5276",
        "value": "3115380.15",
        "weight": "0.00695163",
        "shared": false
      },
      {
        "name": "FNCL 6 4/26",
        "value": "3056953.20",
        "weight": "0.00682126",
        "shared": true
      },
      {
        "name": "G2SF 6 4/25",
        "value": "3049453.20",
        "weight": "0.00680453",
        "shared": true
      },
      {
        "name": "FNCL 4.5 4/26",
        "value": "2892656.40",
        "weight": "0.00645465",
        "shared": true
      },
      {
        "name": "FNCL 4 4/26",
        "value": "2827148.40",
        "weight": "0.00630848",
        "shared": true
      },
      {
        "name": "FR RQ0012",
        "value": "2651174.86",
        "weight": "0.00591581",
        "shared": false
      },
      {
        "name": "FNCL UMBS 5.0 RJ3017 12-01-54",
        "value": "2645893.38",
        "weight": "0.00590403",
        "shared": false
      },
      {
        "name": "FR SD8492",
        "value": "2634764.42",
        "weight": "0.00587919",
        "shared": false
      },
      {
        "name": "Fannie Mae Pool",
        "value": "2624844.16",
        "weight": "0.00585706",
        "shared": false
      },
      {
        "name": "Fannie Mae Pool",
        "value": "2609935.53",
        "weight": "0.00582379",
        "shared": false
      },
      {
        "name": "G2 MA7937",
        "value": "2587560.70",
        "weight": "0.00577386",
        "shared": false
      },
      {
        "name": "G2 MA8347",
        "value": "2562329.61",
        "weight": "0.00571756",
        "shared": false
      },
      {
        "name": "Freddie Mac Pool",
        "value": "2539995.85",
        "weight": "0.00566773",
        "shared": false
      },
      {
        "name": "UMBS",
        "value": "2470876.89",
        "weight": "0.00551350",
        "shared": false
      },
      {
        "name": "Fannie Mae Pool",
        "value": "2455141.15",
        "weight": "0.00547838",
        "shared": false
      },
      {
        "name": "Freddie Mac Pool",
        "value": "2431220.57",
        "weight": "0.00542501",
        "shared": false
      },
      {
        "name": "FNCL UMBS 6.0 CB7339 10-01-53",
        "value": "2422116.76",
        "weight": "0.00540469",
        "shared": false
      },
      {
        "name": "G2 MA8042",
        "value": "2415850.79",
        "weight": "0.00539071",
        "shared": false
      },
      {
        "name": "GOVERNMENT NATIONAL MORTGAGE ASSOCIATION GNR 2021-135 A",
        "value": "2379807.52",
        "weight": "0.00531028",
        "shared": false
      },
      {
        "name": "FANNIE MAE POOL",
        "value": "2367247.25",
        "weight": "0.00528226",
        "shared": false
      },
      {
        "name": "FNMA POOL CB8346 FN 04/54 FIXED 6",
        "value": "2352036.48",
        "weight": "0.00524832",
        "shared": false
      },
      {
        "name": "FR SD8257",
        "value": "2341078.66",
        "weight": "0.00522386",
        "shared": false
      },
      {
        "name": "FR SD8515",
        "value": "2340354.75",
        "weight": "0.00522225",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "FNCL 5.5 4/26",
        "value": "110523837.60",
        "weight": "0.11354555",
        "shared": true
      },
      {
        "name": "FNCL 6 4/26",
        "value": "85636677.00",
        "weight": "0.08797798",
        "shared": true
      },
      {
        "name": "FNCL 6.5 4/26",
        "value": "71391542.07",
        "weight": "0.07334338",
        "shared": false
      },
      {
        "name": "FNCL 2 4/26",
        "value": "60427734.00",
        "weight": "0.06207983",
        "shared": true
      },
      {
        "name": "Putnam Short Term Investment Fund, Class P",
        "value": "53474575.72",
        "weight": "0.05493657",
        "shared": false
      },
      {
        "name": "FNCL 2.5 4/26",
        "value": "36160312.50",
        "weight": "0.03714893",
        "shared": false
      },
      {
        "name": "FNCL 3 4/26",
        "value": "22840790.70",
        "weight": "0.02346526",
        "shared": false
      },
      {
        "name": "FNCL 3.5 4/26",
        "value": "22005081.84",
        "weight": "0.02260670",
        "shared": true
      },
      {
        "name": "FNCL 4.5 4/26",
        "value": "18822180.78",
        "weight": "0.01933678",
        "shared": true
      },
      {
        "name": "US ULTRA BOND CBT Sep25",
        "value": "16986928.04",
        "weight": "0.01745135",
        "shared": false
      },
      {
        "name": "FNMA-15YR",
        "value": "16562365.56",
        "weight": "0.01701518",
        "shared": true
      },
      {
        "name": "G2SF 2.5 4/24",
        "value": "13767500.00",
        "weight": "0.01414390",
        "shared": true
      },
      {
        "name": "G2SF 3.5 4/24",
        "value": "12843149.62",
        "weight": "0.01319428",
        "shared": true
      },
      {
        "name": "G2SF 2 4/26",
        "value": "12394921.80",
        "weight": "0.01273380",
        "shared": true
      },
      {
        "name": "G2SF 6 4/25",
        "value": "12203549.40",
        "weight": "0.01253719",
        "shared": true
      },
      {
        "name": "G2SF 4 4/23",
        "value": "12179553.10",
        "weight": "0.01251254",
        "shared": true
      },
      {
        "name": "G2SF 5 4/26",
        "value": "9905367.20",
        "weight": "0.01017618",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "9891992.55",
        "weight": "0.01016244",
        "shared": false
      },
      {
        "name": "G2SF 3 4/26",
        "value": "9821966.11",
        "weight": "0.01009050",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "8504584.20",
        "weight": "0.00873710",
        "shared": false
      },
      {
        "name": "U.S. Treasury Bills",
        "value": "8410440.18",
        "weight": "0.00864038",
        "shared": false
      },
      {
        "name": "FNCL 5 4/26",
        "value": "7890888.16",
        "weight": "0.00810662",
        "shared": true
      },
      {
        "name": "FNCL 4 4/26",
        "value": "7550064.16",
        "weight": "0.00775648",
        "shared": true
      },
      {
        "name": "G2SF 4.5 4/26",
        "value": "6763495.62",
        "weight": "0.00694841",
        "shared": false
      },
      {
        "name": "FHLMC STACR Trust, Series 2019-DNA1, Class B2",
        "value": "5545093.96",
        "weight": "0.00569670",
        "shared": false
      },
      {
        "name": "G2SF 6.5 4/25",
        "value": "4157548.52",
        "weight": "0.00427122",
        "shared": false
      },
      {
        "name": "FNMA, Series 2020-62, Class MI",
        "value": "4136759.30",
        "weight": "0.00424986",
        "shared": false
      },
      {
        "name": "G2SF 5.5 4/25",
        "value": "4026099.96",
        "weight": "0.00413617",
        "shared": true
      },
      {
        "name": "FNCI 3 4/24",
        "value": "3820802.92",
        "weight": "0.00392526",
        "shared": false
      },
      {
        "name": "FNMA Connecticut Avenue Securities Trust, Series 2020-SBT1, Class 1B1",
        "value": "3603328.68",
        "weight": "0.00370184",
        "shared": false
      },
      {
        "name": "STACR 2020-DNA4 B2 144A FRN 08-25-50",
        "value": "3500532.56",
        "weight": "0.00359624",
        "shared": false
      },
      {
        "name": "FNMA, Series 2021-25, Class IJ",
        "value": "3355700.68",
        "weight": "0.00344745",
        "shared": false
      },
      {
        "name": "GNMA, Series 2021-8, Class IP",
        "value": "3293714.74",
        "weight": "0.00338376",
        "shared": false
      },
      {
        "name": "FREDDIE MAC STACR TRUST 2019-FTR1 SER 2019-FTR1 CL B2 V/R REGD 144A P/P 12.53628000",
        "value": "3167400.16",
        "weight": "0.00325400",
        "shared": false
      },
      {
        "name": "FNMA Connecticut Avenue Securities Trust, Series 2022-R02, Class 2M2",
        "value": "2973808.52",
        "weight": "0.00305511",
        "shared": false
      },
      {
        "name": "GNMA, Series 2020-138, Class IB",
        "value": "2889949.75",
        "weight": "0.00296896",
        "shared": false
      },
      {
        "name": "American Home Mortgage Investment Trust, Series 2007-1, Class GA1C",
        "value": "2842642.95",
        "weight": "0.00292036",
        "shared": false
      },
      {
        "name": "FNMA Connecticut Avenue Securities Trust, Series 2016-C03, Class 1B",
        "value": "2820970.54",
        "weight": "0.00289810",
        "shared": false
      },
      {
        "name": "FHLMC, Series 5071, Class IV",
        "value": "2588865.65",
        "weight": "0.00265965",
        "shared": false
      },
      {
        "name": "Freddie Mac STACR Trust 2018-HQA2",
        "value": "2562845.27",
        "weight": "0.00263291",
        "shared": false
      },
      {
        "name": "MULTIFAMILY CONNECTICUT AVENUE SECUR SER 2019-01 CL M10 V/R REGD 144A P/P 7.43628000",
        "value": "2507571.41",
        "weight": "0.00257613",
        "shared": false
      },
      {
        "name": "CWABS, Inc. Asset-Backed Certificates Trust, Series 2007-10, Class 1A1",
        "value": "2410010.14",
        "weight": "0.00247590",
        "shared": false
      },
      {
        "name": "MSCR 2021-MN3 M2 144A FRN 11-25-51",
        "value": "2373066.27",
        "weight": "0.00243795",
        "shared": false
      },
      {
        "name": "GNMA, Series 2023-19, Class S",
        "value": "2295825.28",
        "weight": "0.00235859",
        "shared": false
      },
      {
        "name": "COMM Mortgage Trust, Series 2013-LC13, Class D",
        "value": "2290860.99",
        "weight": "0.00235349",
        "shared": false
      },
      {
        "name": "GNMA, Series 2023-66, Class PS",
        "value": "2218419.40",
        "weight": "0.00227907",
        "shared": false
      },
      {
        "name": "U.S. Treasury Bills",
        "value": "2195126.85",
        "weight": "0.00225514",
        "shared": false
      },
      {
        "name": "GNMA, Series 2024-64, Class QS",
        "value": "2193258.27",
        "weight": "0.00225322",
        "shared": false
      },
      {
        "name": "Freddie Mac REMICS",
        "value": "2127220.43",
        "weight": "0.00218538",
        "shared": false
      },
      {
        "name": "Wells Fargo Commercial Mortgage Trust, Series 2015-C31, Class D",
        "value": "1986124.57",
        "weight": "0.00204043",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-051336",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/822977/000141036826051336/0001410368-26-051336-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-012204",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/732337/000207169126012204/0002071691-26-012204-index.htm"
    }
  ]
}