{
  "page": "compare",
  "query": {
    "a": "TTSIX",
    "b": "FSMB"
  },
  "retrieved_at": "2026-07-07T15:12:19+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 Tax-Free Short-Intermediate Fund, Inc.",
    "ticker": "TTSIX",
    "slug": "TTSIX",
    "series_id": "S000002165",
    "html_url": "https://fundwatcher.app/funds/TTSIX/"
  },
  "fund_b": {
    "name": "First Trust Short Duration Managed Municipal ETF",
    "ticker": "FSMB",
    "slug": "FSMB",
    "series_id": "S000063445",
    "html_url": "https://fundwatcher.app/funds/FSMB/"
  },
  "overlap": {
    "coverage_a_by_b": "0.05658663874889721298221051249",
    "coverage_b_by_a": "0.05658663874889721298221051248",
    "shared_count": 40,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-04-30"
    },
    "a_top": [
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "19887160.89",
        "weight": "0.01447677",
        "shared": false
      },
      {
        "name": "NY TRANS FIN AUTH-D-1",
        "value": "17158633.50",
        "weight": "0.01249055",
        "shared": false
      },
      {
        "name": "TARRANT TX EDFC 5% MT",
        "value": "15850114.16",
        "weight": "0.01153802",
        "shared": false
      },
      {
        "name": "BLACK BELT ENERGY GAS VAR",
        "value": "15462585.20",
        "weight": "0.01125592",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR PUERTO RICO SALES TAX FINANCING CORP SALES TAX REV",
        "value": "13856988.31",
        "weight": "0.01008713",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 4% MT",
        "value": "12834162.19",
        "weight": "0.00934257",
        "shared": false
      },
      {
        "name": "MO HLTH & EDU FACS AU",
        "value": "12665788.80",
        "weight": "0.00922000",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "12554353.82",
        "weight": "0.00913889",
        "shared": false
      },
      {
        "name": "CHARLOTTE-MECKLENBURG NC HOSP REGD V/R B/E 5.00000000",
        "value": "12540741.05",
        "weight": "0.00912898",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2019C-1",
        "value": "11579968.12",
        "weight": "0.00842959",
        "shared": true
      },
      {
        "name": "EQUITABLE SCHOOL REVOLVING FUND LLC OBLIGATED GROUP 5.0% 11-01-28",
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        "weight": "0.00771033",
        "shared": false
      },
      {
        "name": "Southeast Energy Authority, Alabama, Commodity Supply Revenue Bonds, Project 2, Series 2021B-1",
        "value": "10458708.00",
        "weight": "0.00761337",
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      },
      {
        "name": "State of Maryland, Series 2018-2",
        "value": "10366554.36",
        "weight": "0.00754629",
        "shared": false
      },
      {
        "name": "State of Colorado, Series 2020A",
        "value": "9969468.42",
        "weight": "0.00725723",
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      },
      {
        "name": "CHICAGO MIDWAY INTERNATIONAL AIRPORT 5.0% 01-01-30",
        "value": "9780169.50",
        "weight": "0.00711943",
        "shared": false
      },
      {
        "name": "SAN FRANCISCO CITY & COUNTY AIRPORT COMM-SAN FRANCISCO INTERNATIONAL AIRPORT",
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      },
      {
        "name": "State of New Jersey, Series 2020A",
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      },
      {
        "name": "COLORADO ST HLTH FACS AUTH REV REGD V/R B/E 5.00000000",
        "value": "9615365.72",
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      },
      {
        "name": "CALIFORNIA ST INFRASTRUCTURE & REGD B/E 3.25000000",
        "value": "9600411.11",
        "weight": "0.00698858",
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      },
      {
        "name": "MET WASHINGTON DC ARPTS AUTH ARPT SYS REVENUE",
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      },
      {
        "name": "BLACK BELT ENERGY GAS VAR",
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        "weight": "0.00644671",
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      },
      {
        "name": "BLACK BELT ENERGY GAS VAR",
        "value": "8569854.49",
        "weight": "0.00623839",
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      },
      {
        "name": "ARLNGTN VA IDA 5% MT",
        "value": "8239880.25",
        "weight": "0.00599818",
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      },
      {
        "name": "MAIN STR NAT GA 4% 07/01/2052 MT",
        "value": "8169793.89",
        "weight": "0.00594716",
        "shared": true
      },
      {
        "name": "MARYLAND ST HLTH & HGR EDUCTNL REGD V/R B/E 5.00000000",
        "value": "7955625.45",
        "weight": "0.00579126",
        "shared": false
      },
      {
        "name": "Harris County Cultural Education Facilities Finance Corp. (Memorial Hermann Health System), Series 2024, Ref. RB",
        "value": "7885213.70",
        "weight": "0.00574001",
        "shared": true
      },
      {
        "name": "CHARLOTTE-MECKLENBURG NC HOSP CHARLOTTE-MECKLENBURG HOSPITAL AUTHORITY/THE",
        "value": "7884520.00",
        "weight": "0.00573950",
        "shared": false
      },
      {
        "name": "MUNIBOND",
        "value": "7847833.86",
        "weight": "0.00571280",
        "shared": true
      },
      {
        "name": "CYPRESS-FAIRBANKS TX INDEP SCH DIST",
        "value": "7757332.10",
        "weight": "0.00564692",
        "shared": false
      },
      {
        "name": "CT HLTH & EDU AUTH-B",
        "value": "7674581.94",
        "weight": "0.00558668",
        "shared": false
      },
      {
        "name": "CHICAGO O'HARE INTERNATIONAL AIRPORT",
        "value": "7649521.50",
        "weight": "0.00556843",
        "shared": false
      },
      {
        "name": "Nashville (City of) & Davidson (County of), TN Metropolitan Government Health & Educational Facilities Board (The) (Vanderbilt Univ Medical Center)",
        "value": "7521699.93",
        "weight": "0.00547539",
        "shared": true
      },
      {
        "name": "MD EDC 0% 10/1/2036 MT",
        "value": "7209753.60",
        "weight": "0.00524831",
        "shared": true
      },
      {
        "name": "MEMORIAL HERMANN HEALTH SYSTEM OBLIGATED GROUP (MPT) 5.0% 06-01-32",
        "value": "7170674.37",
        "weight": "0.00521986",
        "shared": false
      },
      {
        "name": "PUERTO RICO COMMONWEALTH AQUEDUCT & SEWER AUTHORITY",
        "value": "7156825.92",
        "weight": "0.00520978",
        "shared": false
      },
      {
        "name": "GREAT LAKES WATER AUTHORITY SEWAGE DISPOSAL SYSTEM REVENUE",
        "value": "7134400.78",
        "weight": "0.00519345",
        "shared": false
      },
      {
        "name": "NY TRANS CORP 5% 1/1/2027 @",
        "value": "7119854.00",
        "weight": "0.00518287",
        "shared": false
      },
      {
        "name": "PORT OF PORTLAND OR AIRPORT REVENUE",
        "value": "7053768.35",
        "weight": "0.00513476",
        "shared": false
      },
      {
        "name": "California (State of) Community Choice Financing Authority (Green Bonds), Series 2023, RB",
        "value": "7032896.56",
        "weight": "0.00511957",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District (The), Series 2023 B, RB",
        "value": "6975011.77",
        "weight": "0.00507743",
        "shared": true
      },
      {
        "name": "LONG ISLAND PWR-B",
        "value": "6932754.99",
        "weight": "0.00504667",
        "shared": false
      },
      {
        "name": "MA ST DEV FIN AGY-A-1",
        "value": "6925017.60",
        "weight": "0.00504104",
        "shared": false
      },
      {
        "name": "GA PWR - SOUTHERN CO 18-1 V1",
        "value": "6800000.00",
        "weight": "0.00495003",
        "shared": true
      },
      {
        "name": "PORT SEATTLE 5% 7/1/2029 @",
        "value": "6658584.09",
        "weight": "0.00484709",
        "shared": false
      },
      {
        "name": "PUERTO RICO SALES TAX FING CORP SALES TAX REVENUE",
        "value": "6607187.18",
        "weight": "0.00480967",
        "shared": true
      },
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "6538928.40",
        "weight": "0.00475998",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST HSG FIN AGY MASHSG 12/29 FIXED 3.55",
        "value": "6507652.09",
        "weight": "0.00473722",
        "shared": false
      },
      {
        "name": "State of Illinois, Series C",
        "value": "6496013.47",
        "weight": "0.00472874",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "6415556.61",
        "weight": "0.00467018",
        "shared": false
      },
      {
        "name": "SHANDS TEACHING HOSP OBL",
        "value": "6356763.52",
        "weight": "0.00462738",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "Southeast Energy Authority, Alabama, Revenue Bonds Cooperative District Energy Supply Series 2024C",
        "value": "6372370.20",
        "weight": "0.01078087",
        "shared": false
      },
      {
        "name": "County of Utah UT",
        "value": "5000000.00",
        "weight": "0.00845907",
        "shared": false
      },
      {
        "name": "OH OHSDEV 11/01/2039",
        "value": "4805848.92",
        "weight": "0.00813060",
        "shared": false
      },
      {
        "name": "Wisconsin (State of) Public Finance Authority (Duke Energy Progress), Series 2022, Ref. RB",
        "value": "4281206.10",
        "weight": "0.00724301",
        "shared": false
      },
      {
        "name": "St. John the Baptist (Parish of), LA (Marathon Oil Corp.), Series 2017, Ref. RB",
        "value": "4026151.60",
        "weight": "0.00681150",
        "shared": true
      },
      {
        "name": "Main Street Energy, Inc., Series D",
        "value": "3895478.03",
        "weight": "0.00659043",
        "shared": false
      },
      {
        "name": "Palm Beach (County of), FL Health Facilities Authority (ACTS Retirement-Life Communities, Inc.), Series 2016, Ref. RB",
        "value": "3743929.08",
        "weight": "0.00633403",
        "shared": false
      },
      {
        "name": "NYC MUNI WTR FIN-BB",
        "value": "3500000.00",
        "weight": "0.00592135",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2025A",
        "value": "3481712.58",
        "weight": "0.00589041",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District",
        "value": "3440432.23",
        "weight": "0.00582057",
        "shared": false
      },
      {
        "name": "BLACK BELT ENERGY GAS VAR",
        "value": "3420591.24",
        "weight": "0.00578701",
        "shared": false
      },
      {
        "name": "NM MUNI ENERGY ACQ AU",
        "value": "3381642.53",
        "weight": "0.00572111",
        "shared": false
      },
      {
        "name": "NEW YORK ST HSG FIN AGY AFFORDABLE HSG REVENUE",
        "value": "3143053.75",
        "weight": "0.00531746",
        "shared": true
      },
      {
        "name": "LOS ANGELES CA DEPT OF ARPTS A REGD B/E AMT 5.00000000",
        "value": "3142415.10",
        "weight": "0.00531638",
        "shared": false
      },
      {
        "name": "ALLEGHENY HOSP DEV-A",
        "value": "3092031.90",
        "weight": "0.00523114",
        "shared": false
      },
      {
        "name": "WHITING IN ENVRNMNTL FACS REVE REGD V/R B/E AMT 5.00000000",
        "value": "3075758.09",
        "weight": "0.00520361",
        "shared": false
      },
      {
        "name": "MD CMNTY DEV-D-2",
        "value": "3035471.70",
        "weight": "0.00513545",
        "shared": false
      },
      {
        "name": "UNITED AIRLINES INC 4.0% 07-15-29",
        "value": "3018532.20",
        "weight": "0.00510680",
        "shared": false
      },
      {
        "name": "WASTE MANAGEMENT INC (MPT) 3.45% 11-01-44",
        "value": "3000298.80",
        "weight": "0.00507595",
        "shared": false
      },
      {
        "name": "NEW YORK NY REGD V/R B/E 2.65000000",
        "value": "3000000.00",
        "weight": "0.00507544",
        "shared": false
      },
      {
        "name": "NORTH CAROLINA ST HSG FIN AGYM REGD V/R B/E 5.00000000",
        "value": "2906436.68",
        "weight": "0.00491715",
        "shared": false
      },
      {
        "name": "TX TMGUTL 01/01/2054",
        "value": "2845828.47",
        "weight": "0.00481461",
        "shared": false
      },
      {
        "name": "FARM N MEX PCR 0% 6/1/2040 MT",
        "value": "2815916.35",
        "weight": "0.00476401",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2024B",
        "value": "2731069.46",
        "weight": "0.00462046",
        "shared": false
      },
      {
        "name": "DFW ARPT 5% 11/1/2031 @",
        "value": "2725976.00",
        "weight": "0.00461185",
        "shared": false
      },
      {
        "name": "FLORIDA DEV FIN CORP HLTHCAREFACS REVENUE",
        "value": "2707992.75",
        "weight": "0.00458142",
        "shared": false
      },
      {
        "name": "City of Atlanta GA Department of Aviation",
        "value": "2697235.25",
        "weight": "0.00456322",
        "shared": false
      },
      {
        "name": "TN TNSUTL 05/01/2053",
        "value": "2573669.50",
        "weight": "0.00435417",
        "shared": false
      },
      {
        "name": "City of Philadelphia PA Airport Revenue",
        "value": "2566634.16",
        "weight": "0.00434227",
        "shared": false
      },
      {
        "name": "FAIRFAX C VA 5% 1/1/2045 MT",
        "value": "2555159.50",
        "weight": "0.00432286",
        "shared": true
      },
      {
        "name": "WASTE MANAGEMENT INC (MPT) 3.45% 10-01-41",
        "value": "2515175.25",
        "weight": "0.00425521",
        "shared": false
      },
      {
        "name": "NORTH BLOCK ASSOCIATES LLC HUD SECT 8 FHA 221(D)(4) (MPT) 3.4% 02-01-29",
        "value": "2511564.25",
        "weight": "0.00424910",
        "shared": true
      },
      {
        "name": "COUNTY OF TRIMBLE KY TRMENV 06/33 FIXED 3.75",
        "value": "2502465.75",
        "weight": "0.00423371",
        "shared": false
      },
      {
        "name": "ARKANSAS DEV FIN AUTH ENVIRONM REGD V/R B/E AMT 4.00000000",
        "value": "2495967.00",
        "weight": "0.00422271",
        "shared": false
      },
      {
        "name": "MOBILE PCR-VAR-AL PWR",
        "value": "2478086.00",
        "weight": "0.00419246",
        "shared": false
      },
      {
        "name": "MTRO WA DC ARPT 5% 10/1/2031 @",
        "value": "2455847.33",
        "weight": "0.00415484",
        "shared": false
      },
      {
        "name": "LEHIGH PA_IDA 3% 9/1/2029",
        "value": "2450784.00",
        "weight": "0.00414627",
        "shared": false
      },
      {
        "name": "INDIANAPOLIS IN LOCAL PUBLIC I REGD N/C B/E AMT 5.00000000",
        "value": "2438325.30",
        "weight": "0.00412519",
        "shared": false
      },
      {
        "name": "State of Illinois, Series C",
        "value": "2437731.08",
        "weight": "0.00412419",
        "shared": true
      },
      {
        "name": "NORTHWESTERN CORP 3.875% 07-01-28",
        "value": "2431955.57",
        "weight": "0.00411442",
        "shared": false
      },
      {
        "name": "HOUSTON-UTL SYS-B-REF",
        "value": "2424190.04",
        "weight": "0.00410128",
        "shared": false
      },
      {
        "name": "DE ST EDA 3.60% 1/1/31",
        "value": "2419505.95",
        "weight": "0.00409335",
        "shared": true
      },
      {
        "name": "PEFA INC VAR",
        "value": "2408907.05",
        "weight": "0.00407542",
        "shared": false
      },
      {
        "name": "TENNERGY CORP TN GAS REVENUE TENNERGY CORP/TN",
        "value": "2384879.46",
        "weight": "0.00403477",
        "shared": false
      },
      {
        "name": "NY TRANS CORP 5% 1/1/2032 @",
        "value": "2370014.59",
        "weight": "0.00400962",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY-F",
        "value": "2355034.34",
        "weight": "0.00398428",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY AUTH VAR",
        "value": "2342301.03",
        "weight": "0.00396274",
        "shared": false
      },
      {
        "name": "South Carolina Jobs-Economic Development Authority, Series 2023A",
        "value": "2313365.26",
        "weight": "0.00391378",
        "shared": false
      },
      {
        "name": "MTRO WA DC ARPT 5% 10/1/2035 @",
        "value": "2304524.08",
        "weight": "0.00389883",
        "shared": false
      },
      {
        "name": "NYC HSG DEV CORP-F-2A",
        "value": "2260772.92",
        "weight": "0.00382481",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001099263-26-004382",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/730200/000109926326004382/0001099263-26-004382-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000940400-26-025147",
      "as_of": "2026-04-30",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1424212/000094040026025147/0000940400-26-025147-index.htm"
    }
  ]
}