{
  "page": "compare",
  "query": {
    "a": "PRXAX",
    "b": "LMSMX"
  },
  "retrieved_at": "2026-07-07T17:56:01+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": "T. Rowe Price GNMA Fund",
    "ticker": "PRXAX",
    "slug": "PRXAX",
    "series_id": "S000002131",
    "html_url": "https://fundwatcher.app/funds/PRXAX/"
  },
  "fund_b": {
    "name": "Western Asset SMASh Series M Fund",
    "ticker": "LMSMX",
    "slug": "LMSMX",
    "series_id": "S000014681",
    "html_url": "https://fundwatcher.app/funds/LMSMX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.07464758652481894217797714157",
    "coverage_b_by_a": "0.07464758652481894217797714158",
    "shared_count": 11,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-27"
    },
    "a_top": [
      {
        "name": "G2 MA7254",
        "value": "19061241.12",
        "weight": "0.04599054",
        "shared": false
      },
      {
        "name": "G2 MA7767",
        "value": "15066184.57",
        "weight": "0.03635135",
        "shared": false
      },
      {
        "name": "GNII II 5.5% 03/01/2056 #TBA",
        "value": "15048127.60",
        "weight": "0.03630779",
        "shared": true
      },
      {
        "name": "T Rowe Price Government Reserve Investment Fund",
        "value": "13536585.42",
        "weight": "0.03266077",
        "shared": false
      },
      {
        "name": "G2 MA7826",
        "value": "12649077.65",
        "weight": "0.03051941",
        "shared": false
      },
      {
        "name": "G2SF 5 3/25",
        "value": "11834985.05",
        "weight": "0.02855519",
        "shared": true
      },
      {
        "name": "G2 MA7135",
        "value": "11513826.78",
        "weight": "0.02778030",
        "shared": false
      },
      {
        "name": "G2 MA6819",
        "value": "10985391.15",
        "weight": "0.02650531",
        "shared": false
      },
      {
        "name": "GINNIE MAE II POOL",
        "value": "7771712.35",
        "weight": "0.01875141",
        "shared": false
      },
      {
        "name": "G2 MA7650",
        "value": "7678971.59",
        "weight": "0.01852765",
        "shared": false
      },
      {
        "name": "G2 MA3662",
        "value": "6139799.90",
        "weight": "0.01481397",
        "shared": false
      },
      {
        "name": "GINNIE MAE II POOL",
        "value": "6094464.09",
        "weight": "0.01470459",
        "shared": false
      },
      {
        "name": "GINNIE MAE II POOL",
        "value": "5885606.93",
        "weight": "0.01420066",
        "shared": false
      },
      {
        "name": "FNCL 5.5 3/25",
        "value": "5186373.70",
        "weight": "0.01251357",
        "shared": false
      },
      {
        "name": "G2 MA8427",
        "value": "5143633.78",
        "weight": "0.01241044",
        "shared": false
      },
      {
        "name": "GNMA II, Single-family, 30 Year",
        "value": "5127905.72",
        "weight": "0.01237250",
        "shared": false
      },
      {
        "name": "FNCL 5 3/24",
        "value": "5067601.60",
        "weight": "0.01222700",
        "shared": false
      },
      {
        "name": "G2 MA9422",
        "value": "5050411.61",
        "weight": "0.01218552",
        "shared": false
      },
      {
        "name": "G2 MA8799",
        "value": "4315252.17",
        "weight": "0.01041174",
        "shared": false
      },
      {
        "name": "FNMA POOL CB7333 FN 10/53 FIXED 5.5",
        "value": "4198386.50",
        "weight": "0.01012977",
        "shared": false
      },
      {
        "name": "GINNIE MAE I POOL",
        "value": "4092151.53",
        "weight": "0.00987345",
        "shared": false
      },
      {
        "name": "Government National Mortgage Association",
        "value": "4001053.00",
        "weight": "0.00965365",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "3798798.90",
        "weight": "0.00916566",
        "shared": true
      },
      {
        "name": "Ginnie Mae",
        "value": "3764127.60",
        "weight": "0.00908200",
        "shared": true
      },
      {
        "name": "Government National Mortgage Association, TBA",
        "value": "3755058.78",
        "weight": "0.00906012",
        "shared": true
      },
      {
        "name": "G2 MA2679",
        "value": "3622129.68",
        "weight": "0.00873939",
        "shared": false
      },
      {
        "name": "G2 MA3174",
        "value": "3453247.15",
        "weight": "0.00833192",
        "shared": false
      },
      {
        "name": "FNMA POOL CC0603 FN 06/55 FIXED 6.5",
        "value": "3300396.28",
        "weight": "0.00796312",
        "shared": false
      },
      {
        "name": "FNMA UMBS, 30 Year",
        "value": "3194101.32",
        "weight": "0.00770666",
        "shared": false
      },
      {
        "name": "FNMA POOL CC1042 FN 09/55 FIXED 6",
        "value": "3031093.10",
        "weight": "0.00731335",
        "shared": false
      },
      {
        "name": "G2 MA7935",
        "value": "2991239.25",
        "weight": "0.00721720",
        "shared": false
      },
      {
        "name": "G2 MA7310",
        "value": "2891686.43",
        "weight": "0.00697700",
        "shared": false
      },
      {
        "name": "GNMA TBA",
        "value": "2879663.39",
        "weight": "0.00694799",
        "shared": true
      },
      {
        "name": "GNMA II POOL MA8430 G2 11/52 FIXED 6",
        "value": "2840155.86",
        "weight": "0.00685266",
        "shared": false
      },
      {
        "name": "FNMA POOL CB9219 FN 09/54 FIXED 6",
        "value": "2746360.49",
        "weight": "0.00662636",
        "shared": false
      },
      {
        "name": "G2 MA8267",
        "value": "2661213.97",
        "weight": "0.00642092",
        "shared": false
      },
      {
        "name": "GINNIE MAE II POOL",
        "value": "2648512.20",
        "weight": "0.00639027",
        "shared": false
      },
      {
        "name": "GOVERNMENT NATIONAL MORTGAGE ASSOCIATION",
        "value": "2581385.01",
        "weight": "0.00622831",
        "shared": false
      },
      {
        "name": "G2 MA8346",
        "value": "2556513.35",
        "weight": "0.00616830",
        "shared": false
      },
      {
        "name": "G2 MA0699",
        "value": "2458906.20",
        "weight": "0.00593279",
        "shared": false
      },
      {
        "name": "GNMA POOL AE7017 GN 06/43 FIXED 3.5",
        "value": "2456051.98",
        "weight": "0.00592591",
        "shared": false
      },
      {
        "name": "OBX Trust",
        "value": "2402890.54",
        "weight": "0.00579764",
        "shared": false
      },
      {
        "name": "GNMA POOL AB9112 GN 10/42 FIXED 3.5",
        "value": "2336878.40",
        "weight": "0.00563837",
        "shared": false
      },
      {
        "name": "GNMA II POOL MA4655 G2 08/47 FIXED 5",
        "value": "2321596.52",
        "weight": "0.00560150",
        "shared": false
      },
      {
        "name": "Sequoia Mortgage Trust, Series 2024-HYB1, Class A1A",
        "value": "2298421.47",
        "weight": "0.00554558",
        "shared": false
      },
      {
        "name": "GN 783289",
        "value": "2255076.85",
        "weight": "0.00544100",
        "shared": false
      },
      {
        "name": "FREDDIE MAC STRIPS",
        "value": "2254635.31",
        "weight": "0.00543993",
        "shared": false
      },
      {
        "name": "Government National Mortgage Association",
        "value": "2219078.88",
        "weight": "0.00535414",
        "shared": false
      },
      {
        "name": "G2 MA8149",
        "value": "2204791.19",
        "weight": "0.00531967",
        "shared": false
      },
      {
        "name": "GOVERNMENT NATIONAL MORTGAGE ASSOCIATION GNR 2020-173 MI",
        "value": "2200061.38",
        "weight": "0.00530826",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "US TREASURY N/B",
        "value": "50481453.70",
        "weight": "0.09095922",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "28853568.82",
        "weight": "0.05198935",
        "shared": false
      },
      {
        "name": "GNMA II TBA 30 YR 3 JUMBOS",
        "value": "26787823.62",
        "weight": "0.04826722",
        "shared": false
      },
      {
        "name": "Ginnie Mae",
        "value": "25899109.51",
        "weight": "0.04666591",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "22258966.24",
        "weight": "0.04010697",
        "shared": false
      },
      {
        "name": "GNMA II, 30 Year",
        "value": "19503761.33",
        "weight": "0.03514255",
        "shared": false
      },
      {
        "name": "GNII II 5.5% 03/01/2056 #TBA",
        "value": "18232518.06",
        "weight": "0.03285198",
        "shared": true
      },
      {
        "name": "Ginnie Mae",
        "value": "16357162.68",
        "weight": "0.02947290",
        "shared": true
      },
      {
        "name": "GNMA TBA",
        "value": "12712374.45",
        "weight": "0.02290559",
        "shared": true
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "12430538.55",
        "weight": "0.02239777",
        "shared": true
      },
      {
        "name": "BX Mortgage Trust, Series 2021-PAC, Class A",
        "value": "11562531.57",
        "weight": "0.02083377",
        "shared": false
      },
      {
        "name": "PRKCM 2021-AFC1 TRUST PRKCM 2021-AFC1 A1",
        "value": "10800660.09",
        "weight": "0.01946100",
        "shared": false
      },
      {
        "name": "GNMA II TBA 30 YR 3.5 JUMBOS",
        "value": "10138366.73",
        "weight": "0.01826766",
        "shared": false
      },
      {
        "name": "FNA 2019-M22 A2",
        "value": "9941231.23",
        "weight": "0.01791245",
        "shared": false
      },
      {
        "name": "Apidos Loan Fund Ltd., Series 2024-1A, Class A1R",
        "value": "9619217.28",
        "weight": "0.01733224",
        "shared": false
      },
      {
        "name": "JPMBB 2015-C30 AS",
        "value": "9611542.52",
        "weight": "0.01731841",
        "shared": false
      },
      {
        "name": "CSMC SERIES 2019 UVIL",
        "value": "9586112.00",
        "weight": "0.01727259",
        "shared": false
      },
      {
        "name": "SMB Private Education Loan Trust, Series 2024-A, Class A1A",
        "value": "9388070.30",
        "weight": "0.01691575",
        "shared": false
      },
      {
        "name": "CSMC 2017-RPL3 Trust",
        "value": "8629645.58",
        "weight": "0.01554919",
        "shared": false
      },
      {
        "name": "CSMC 2017-RPL3 Trust",
        "value": "8627970.64",
        "weight": "0.01554617",
        "shared": false
      },
      {
        "name": "NRZT 2019-2A A1 144A FRN 12-25-57",
        "value": "8140482.10",
        "weight": "0.01466780",
        "shared": false
      },
      {
        "name": "Ginnie Mae I Pool",
        "value": "7509558.12",
        "weight": "0.01353098",
        "shared": false
      },
      {
        "name": "MADISON AVENUE TRUST MAD 2025 11MD A 144A",
        "value": "7416598.52",
        "weight": "0.01336348",
        "shared": false
      },
      {
        "name": "Towd Point Mortgage Trust 2020-2",
        "value": "7199410.69",
        "weight": "0.01297215",
        "shared": false
      },
      {
        "name": "Benchmark 2020-B21 Mortgage Trust",
        "value": "6867218.83",
        "weight": "0.01237359",
        "shared": false
      },
      {
        "name": "STACR 2026-DNA1 M2",
        "value": "6646682.86",
        "weight": "0.01197622",
        "shared": false
      },
      {
        "name": "Ginnie Mae I Pool",
        "value": "6354815.88",
        "weight": "0.01145033",
        "shared": false
      },
      {
        "name": "THRUST ENGINE LEASING 2021 DAC SER 2021-1A CL A REGD 144A P/P 4.16300000",
        "value": "6324394.82",
        "weight": "0.01139551",
        "shared": false
      },
      {
        "name": "GS MORTGAGE-BACKED SECURITIES TRUST 2018-RPL1 GSMBS 2018-RPL1 A1A",
        "value": "6229469.34",
        "weight": "0.01122447",
        "shared": false
      },
      {
        "name": "Galaxy 36 CLO Ltd",
        "value": "6208057.52",
        "weight": "0.01118589",
        "shared": false
      },
      {
        "name": "Park Blue CLO Ltd., Series 2025-8A, Class A1",
        "value": "6114500.31",
        "weight": "0.01101732",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "5892910.74",
        "weight": "0.01061805",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "5832286.26",
        "weight": "0.01050881",
        "shared": true
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "5439965.14",
        "weight": "0.00980192",
        "shared": true
      },
      {
        "name": "FNMA Connecticut Avenue Securities Trust, Series 2021-R01, Class 1M2",
        "value": "5405191.31",
        "weight": "0.00973926",
        "shared": false
      },
      {
        "name": "Bayswater Park CLO Ltd., Series 2023-1A, Class A1R",
        "value": "5227385.52",
        "weight": "0.00941888",
        "shared": false
      },
      {
        "name": "Antares CLO Ltd., Series 2018-1A, Class A1R",
        "value": "5194957.49",
        "weight": "0.00936045",
        "shared": false
      },
      {
        "name": "Goodgreen Trust, Series 2021-1A, Class A",
        "value": "5137488.86",
        "weight": "0.00925690",
        "shared": false
      },
      {
        "name": "Warwick Capital CLO 7 Ltd., Series 2025-7A, Class A1",
        "value": "4972206.06",
        "weight": "0.00895909",
        "shared": false
      },
      {
        "name": "Ginnie Mae I Pool",
        "value": "4913716.33",
        "weight": "0.00885370",
        "shared": false
      },
      {
        "name": "CSMC Trust, Series 2021-RPL4, Class A1",
        "value": "4810735.52",
        "weight": "0.00866815",
        "shared": false
      },
      {
        "name": "Freddie Mac STACR REMIC Trust 2021-DNA2",
        "value": "4527598.32",
        "weight": "0.00815798",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "4147065.25",
        "weight": "0.00747233",
        "shared": true
      },
      {
        "name": "Fannie Mae Pool",
        "value": "4046883.29",
        "weight": "0.00729181",
        "shared": false
      },
      {
        "name": "Trust (The), Series 2023-MIC, Class A",
        "value": "3757824.01",
        "weight": "0.00677098",
        "shared": false
      },
      {
        "name": "Freddie Mac Multifamily Structured Pass Through Certificates",
        "value": "3623091.50",
        "weight": "0.00652821",
        "shared": false
      },
      {
        "name": "Empower CLO Ltd., Series 2023-2A, Class AR",
        "value": "3330045.32",
        "weight": "0.00600019",
        "shared": false
      },
      {
        "name": "GOVERNMENT NATIONAL MORTGAGE ASSOCIATION GNR 2021-5 IO",
        "value": "3145768.71",
        "weight": "0.00566815",
        "shared": false
      },
      {
        "name": "Freddie Mac Multifamily Structured Pass Through Certificates",
        "value": "3107366.20",
        "weight": "0.00559896",
        "shared": false
      },
      {
        "name": "SREIT Trust 2021-PALM",
        "value": "2929082.91",
        "weight": "0.00527772",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001099263-26-004389",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/779785/000109926326004389/0001099263-26-004389-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000940400-26-014616",
      "as_of": "2026-02-27",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/889512/000094040026014616/0000940400-26-014616-index.htm"
    }
  ]
}