{
  "page": "compare",
  "query": {
    "a": "FSOPX",
    "b": "FSSLX"
  },
  "retrieved_at": "2026-07-07T16:11:38+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": "Fidelity Series Small Cap Opportunities Fund",
    "ticker": "FSOPX",
    "slug": "FSOPX",
    "series_id": "S000015587",
    "html_url": "https://fundwatcher.app/funds/FSOPX/"
  },
  "fund_b": {
    "name": "Fidelity Series Small Cap Core Fund",
    "ticker": "FSSLX",
    "slug": "FSSLX",
    "series_id": "S000077859",
    "html_url": "https://fundwatcher.app/funds/FSSLX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.3869606663648044326736759971",
    "coverage_b_by_a": "0.3869606663648044326736759971",
    "shared_count": 94,
    "as_of": {
      "a": "2026-01-31",
      "b": "2026-01-31"
    },
    "a_top": [
      {
        "name": "Fidelity Securities Lending Cash Central Fund",
        "value": "105260129.95",
        "weight": "0.02125621",
        "shared": true
      },
      {
        "name": "Fidelity Cash Central Fund",
        "value": "104157695.40",
        "weight": "0.02103358",
        "shared": true
      },
      {
        "name": "ADV ENERGY INDS",
        "value": "83246338.56",
        "weight": "0.01681075",
        "shared": true
      },
      {
        "name": "FABRINET",
        "value": "76665881.60",
        "weight": "0.01548189",
        "shared": true
      },
      {
        "name": "IES HOLDINGS INC",
        "value": "76033661.44",
        "weight": "0.01535422",
        "shared": true
      },
      {
        "name": "FIRSTCASH HOLDINGS INC",
        "value": "72528995.00",
        "weight": "0.01464649",
        "shared": true
      },
      {
        "name": "SANMINA CORP",
        "value": "66592858.64",
        "weight": "0.01344775",
        "shared": true
      },
      {
        "name": "NEXTRACKER INC CL A",
        "value": "59777606.43",
        "weight": "0.01207148",
        "shared": true
      },
      {
        "name": "ACADEMY SPORTS and OUTDOORS INC",
        "value": "52264450.90",
        "weight": "0.01055427",
        "shared": true
      },
      {
        "name": "FIRST BANCORP PUERTO RICO",
        "value": "51826297.32",
        "weight": "0.01046579",
        "shared": false
      },
      {
        "name": "LAUREATE EDUCATION INC CL A",
        "value": "50927439.50",
        "weight": "0.01028428",
        "shared": true
      },
      {
        "name": "PATHWARD FINANCIAL INC",
        "value": "50616574.00",
        "weight": "0.01022150",
        "shared": false
      },
      {
        "name": "MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC",
        "value": "48484111.68",
        "weight": "0.00979087",
        "shared": true
      },
      {
        "name": "BRINK'S CO/THE",
        "value": "47360766.08",
        "weight": "0.00956402",
        "shared": true
      },
      {
        "name": "WEATHERFORD INTERNATIONAL PLC",
        "value": "47341150.08",
        "weight": "0.00956006",
        "shared": false
      },
      {
        "name": "SOUTHWEST GAS HOLDINGS INC",
        "value": "46943452.66",
        "weight": "0.00947975",
        "shared": true
      },
      {
        "name": "RUSH ENTERPRISES INC CL A",
        "value": "46764982.60",
        "weight": "0.00944371",
        "shared": false
      },
      {
        "name": "COMMERCIAL METALS CO",
        "value": "46274586.95",
        "weight": "0.00934468",
        "shared": false
      },
      {
        "name": "PRIMERICA INC",
        "value": "45648224.64",
        "weight": "0.00921819",
        "shared": false
      },
      {
        "name": "SPX TECHNOLOGIES INC",
        "value": "45234556.86",
        "weight": "0.00913466",
        "shared": false
      },
      {
        "name": "ESSENT GROUP LTD",
        "value": "45099671.76",
        "weight": "0.00910742",
        "shared": false
      },
      {
        "name": "TD SYNNEX CORP",
        "value": "44326685.88",
        "weight": "0.00895132",
        "shared": false
      },
      {
        "name": "BROOKFIELD INFRA",
        "value": "43625849.85",
        "weight": "0.00880979",
        "shared": true
      },
      {
        "name": "TECHNIPFMC PLC",
        "value": "42060019.12",
        "weight": "0.00849359",
        "shared": false
      },
      {
        "name": "PENNYMAC FINANCIAL SERVICES INC",
        "value": "41056028.88",
        "weight": "0.00829085",
        "shared": false
      },
      {
        "name": "GREEN BRICK PARTNERS INC",
        "value": "41023437.39",
        "weight": "0.00828426",
        "shared": false
      },
      {
        "name": "SIMPSON MFG",
        "value": "40450269.26",
        "weight": "0.00816852",
        "shared": false
      },
      {
        "name": "ESSENTIAL PROPERTIES REALTY TRUST INC",
        "value": "40446927.84",
        "weight": "0.00816784",
        "shared": false
      },
      {
        "name": "BELDEN INC",
        "value": "40396295.19",
        "weight": "0.00815762",
        "shared": true
      },
      {
        "name": "HERC HOLDINGS INC",
        "value": "39312285.06",
        "weight": "0.00793871",
        "shared": true
      },
      {
        "name": "CIENA CORP",
        "value": "38783272.58",
        "weight": "0.00783189",
        "shared": false
      },
      {
        "name": "EAGLE MATERIALS INC",
        "value": "38696997.08",
        "weight": "0.00781446",
        "shared": true
      },
      {
        "name": "THERMON GROUP HOLDINGS INC",
        "value": "37906830.00",
        "weight": "0.00765490",
        "shared": false
      },
      {
        "name": "SOUTHSTATE BANK CORP",
        "value": "37851150.69",
        "weight": "0.00764365",
        "shared": false
      },
      {
        "name": "CARETRUST REIT INC",
        "value": "37414717.34",
        "weight": "0.00755552",
        "shared": true
      },
      {
        "name": "BOOT BARN HOLDINGS INC",
        "value": "37113488.16",
        "weight": "0.00749469",
        "shared": true
      },
      {
        "name": "PATRICK INDUSTRIES INC",
        "value": "37094737.02",
        "weight": "0.00749090",
        "shared": true
      },
      {
        "name": "MURPHY USA INC",
        "value": "36889348.10",
        "weight": "0.00744943",
        "shared": true
      },
      {
        "name": "CONSTRUCTION PARTNERS INC CL A",
        "value": "36311054.68",
        "weight": "0.00733265",
        "shared": true
      },
      {
        "name": "SKYWEST INC",
        "value": "36287562.68",
        "weight": "0.00732790",
        "shared": false
      },
      {
        "name": "LUNDIN MINING CORP",
        "value": "35456268.53",
        "weight": "0.00716003",
        "shared": false
      },
      {
        "name": "STERLING INFRASTRUCTURE INC",
        "value": "35166447.05",
        "weight": "0.00710150",
        "shared": true
      },
      {
        "name": "AMERICAN HEALTHCARE REIT INC",
        "value": "34356274.17",
        "weight": "0.00693790",
        "shared": false
      },
      {
        "name": "SHARKNINJA INC",
        "value": "33541968.60",
        "weight": "0.00677346",
        "shared": false
      },
      {
        "name": "GRANITE CONSTRUCTION INC",
        "value": "33194323.76",
        "weight": "0.00670325",
        "shared": true
      },
      {
        "name": "TEREX CORP",
        "value": "32854344.00",
        "weight": "0.00663460",
        "shared": false
      },
      {
        "name": "COGENT BIOSCIENCES INC",
        "value": "32500489.14",
        "weight": "0.00656314",
        "shared": false
      },
      {
        "name": "LAZARD INC CL A",
        "value": "32454615.68",
        "weight": "0.00655388",
        "shared": false
      },
      {
        "name": "ALLEGRO MICROSYSTEMS INC",
        "value": "32106052.77",
        "weight": "0.00648349",
        "shared": true
      },
      {
        "name": "CACTUS INC CL A",
        "value": "31412777.04",
        "weight": "0.00634349",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "Fidelity Securities Lending Cash Central Fund",
        "value": "107131757.47",
        "weight": "0.06330261",
        "shared": true
      },
      {
        "name": "FABRINET",
        "value": "21241696.00",
        "weight": "0.01255141",
        "shared": true
      },
      {
        "name": "NEXTRACKER INC CL A",
        "value": "20334786.12",
        "weight": "0.01201553",
        "shared": true
      },
      {
        "name": "Fidelity Cash Central Fund",
        "value": "20289736.06",
        "weight": "0.01198891",
        "shared": true
      },
      {
        "name": "LAUREATE EDUCATION INC CL A",
        "value": "18082891.40",
        "weight": "0.01068492",
        "shared": true
      },
      {
        "name": "REV GROUP INC",
        "value": "16626780.00",
        "weight": "0.00982453",
        "shared": true
      },
      {
        "name": "ECHOSTAR CORP CL A",
        "value": "16382934.00",
        "weight": "0.00968044",
        "shared": false
      },
      {
        "name": "WINTRUST FINL",
        "value": "15445005.31",
        "weight": "0.00912623",
        "shared": false
      },
      {
        "name": "TTM TECHNOLOGIES INC",
        "value": "15093340.00",
        "weight": "0.00891844",
        "shared": true
      },
      {
        "name": "BRINK'S CO/THE",
        "value": "14875240.64",
        "weight": "0.00878957",
        "shared": true
      },
      {
        "name": "PERELLA WEINBERG PARTNERS",
        "value": "14539583.17",
        "weight": "0.00859123",
        "shared": false
      },
      {
        "name": "HERC HOLDINGS INC",
        "value": "14305332.00",
        "weight": "0.00845281",
        "shared": true
      },
      {
        "name": "SOLARIS OIL IN-A",
        "value": "13907880.00",
        "weight": "0.00821797",
        "shared": false
      },
      {
        "name": "NOVA LTD",
        "value": "13775947.76",
        "weight": "0.00814001",
        "shared": true
      },
      {
        "name": "MODINE MFG CO",
        "value": "13646374.00",
        "weight": "0.00806345",
        "shared": false
      },
      {
        "name": "CONSTRUCTION PARTNERS INC CL A",
        "value": "13630943.64",
        "weight": "0.00805433",
        "shared": true
      },
      {
        "name": "ADV ENERGY INDS",
        "value": "13476879.36",
        "weight": "0.00796329",
        "shared": true
      },
      {
        "name": "IES HOLDINGS INC",
        "value": "13432223.09",
        "weight": "0.00793691",
        "shared": true
      },
      {
        "name": "FIRSTCASH HOLDINGS INC",
        "value": "13017675.00",
        "weight": "0.00769196",
        "shared": true
      },
      {
        "name": "COMMUNITY FINANCIAL SYSTEM INC",
        "value": "12849437.50",
        "weight": "0.00759255",
        "shared": true
      },
      {
        "name": "WEBSTER FINL",
        "value": "12684862.59",
        "weight": "0.00749530",
        "shared": false
      },
      {
        "name": "EASTERN BANKSHARES INC",
        "value": "12280286.35",
        "weight": "0.00725624",
        "shared": false
      },
      {
        "name": "SANMINA CORP",
        "value": "12269488.00",
        "weight": "0.00724986",
        "shared": true
      },
      {
        "name": "ENSIGN GROUP INC",
        "value": "11784287.34",
        "weight": "0.00696317",
        "shared": true
      },
      {
        "name": "UNIVEST FINANCIAL CORP",
        "value": "11678801.12",
        "weight": "0.00690084",
        "shared": false
      },
      {
        "name": "CUSHMAN and WAKEFIELD LTD",
        "value": "11636084.04",
        "weight": "0.00687559",
        "shared": false
      },
      {
        "name": "STEPSTONE GROUP INC CLASS A",
        "value": "11555694.30",
        "weight": "0.00682809",
        "shared": false
      },
      {
        "name": "FIRST INTST BANCSYST INC CL A",
        "value": "11538639.29",
        "weight": "0.00681802",
        "shared": true
      },
      {
        "name": "CHORD ENERGY CORP",
        "value": "11107694.64",
        "weight": "0.00656338",
        "shared": true
      },
      {
        "name": "GRAND CANYON EDUCATION INC",
        "value": "10895248.16",
        "weight": "0.00643785",
        "shared": false
      },
      {
        "name": "LCI INDUSTRIES",
        "value": "10775554.02",
        "weight": "0.00636712",
        "shared": false
      },
      {
        "name": "ONESPAWORLD HOLDINGS LTD",
        "value": "10753423.20",
        "weight": "0.00635404",
        "shared": false
      },
      {
        "name": "STERLING INFRASTRUCTURE INC",
        "value": "10725846.88",
        "weight": "0.00633775",
        "shared": true
      },
      {
        "name": "BRADY CORPORATION CL A",
        "value": "10659416.31",
        "weight": "0.00629850",
        "shared": false
      },
      {
        "name": "CARPENTER TECHNOLOGY CORP",
        "value": "10607894.08",
        "weight": "0.00626805",
        "shared": true
      },
      {
        "name": "ATMUS FILTRATION TECHNOLOGIES INC",
        "value": "10585322.00",
        "weight": "0.00625471",
        "shared": true
      },
      {
        "name": "DIODES INC",
        "value": "10371626.94",
        "weight": "0.00612845",
        "shared": true
      },
      {
        "name": "OPTION CARE HEALTH INC",
        "value": "10366600.00",
        "weight": "0.00612547",
        "shared": false
      },
      {
        "name": "STEVEN MADDEN LTD",
        "value": "10320576.00",
        "weight": "0.00609828",
        "shared": true
      },
      {
        "name": "FIRST BANCORP/NC",
        "value": "10265196.00",
        "weight": "0.00606556",
        "shared": true
      },
      {
        "name": "GRANITE CONSTRUCTION INC",
        "value": "10178382.00",
        "weight": "0.00601426",
        "shared": true
      },
      {
        "name": "CRA INTERNATIONAL INC",
        "value": "9985479.00",
        "weight": "0.00590028",
        "shared": true
      },
      {
        "name": "BROOKFIELD INFRA",
        "value": "9982897.65",
        "weight": "0.00589875",
        "shared": true
      },
      {
        "name": "KARMAN HOLDINGS INC",
        "value": "9975180.00",
        "weight": "0.00589419",
        "shared": false
      },
      {
        "name": "AMERIS BANCORP",
        "value": "9908198.00",
        "weight": "0.00585461",
        "shared": false
      },
      {
        "name": "MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC",
        "value": "9623962.98",
        "weight": "0.00568666",
        "shared": true
      },
      {
        "name": "SIGNET JEWELERS LTD",
        "value": "9586853.00",
        "weight": "0.00566473",
        "shared": false
      },
      {
        "name": "BELDEN INC",
        "value": "9518662.53",
        "weight": "0.00562444",
        "shared": true
      },
      {
        "name": "PJT PARTNERS INC",
        "value": "9463183.73",
        "weight": "0.00559166",
        "shared": false
      },
      {
        "name": "FNB CORP PA",
        "value": "9341970.30",
        "weight": "0.00552004",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000035402-26-002103",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/754510/000003540226002103/0000035402-26-002103-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-002088",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/819118/000003540226002088/0000035402-26-002088-index.htm"
    }
  ]
}