{
  "page": "compare",
  "query": {
    "a": "SMAIX",
    "b": "FSMB"
  },
  "retrieved_at": "2026-07-07T16:32:19+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": "Allspring Ultra Short-Term Municipal Income Fund",
    "ticker": "SMAIX",
    "slug": "SMAIX",
    "series_id": "S000007412",
    "html_url": "https://fundwatcher.app/funds/SMAIX/"
  },
  "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": "0.04614495768788422644949732148",
    "coverage_b_by_a": "0.04614495768788422644949732148",
    "shared_count": 22,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-04-30"
    },
    "a_top": [
      {
        "name": "LEE COUNTY INDUSTRIAL DEVELOPMENT AUTHORITY/FL V7",
        "value": "16100000.00",
        "weight": "0.01507304",
        "shared": false
      },
      {
        "name": "JP MORGAN CHASE PUTTERS/DRIVERS TRUST VARIOUS STATES",
        "value": "15000000.00",
        "weight": "0.01404320",
        "shared": false
      },
      {
        "name": "PRT ARTHR TX MTVA10E Q=SELF V7",
        "value": "15000000.00",
        "weight": "0.01404320",
        "shared": false
      },
      {
        "name": "ROSWELL GA HSG AUTH",
        "value": "12600000.00",
        "weight": "0.01179629",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 0% 8/1/2052",
        "value": "11974243.20",
        "weight": "0.01121045",
        "shared": false
      },
      {
        "name": "TNDR-FLTRS-BAML6047",
        "value": "10545000.00",
        "weight": "0.00987237",
        "shared": false
      },
      {
        "name": "OREGON ST HSG & CMNTY SVCS DEPT MTGE REVENUE",
        "value": "10335000.00",
        "weight": "0.00967577",
        "shared": false
      },
      {
        "name": "Los Angeles (City of), CA, Series 2025, RN",
        "value": "10057682.00",
        "weight": "0.00941614",
        "shared": true
      },
      {
        "name": "COLORADO ST HLTH FACS AUTH REV REGD V/R B/E 2.65000000",
        "value": "10000000.00",
        "weight": "0.00936214",
        "shared": false
      },
      {
        "name": "CONNECTICUT HSG FIN AUTH HSG MTGE FIN PROGRAM",
        "value": "10000000.00",
        "weight": "0.00936214",
        "shared": false
      },
      {
        "name": "TENDER OPTION BOND TRUST RECEIPTS / CTFS VARIOUS STATES",
        "value": "10000000.00",
        "weight": "0.00936214",
        "shared": false
      },
      {
        "name": "NEW YORK ST HSG FIN AGY REVENUE",
        "value": "9980773.00",
        "weight": "0.00934413",
        "shared": false
      },
      {
        "name": "INDIANA ST FIN AUTH ENVRNMNTL REVENUE",
        "value": "9100000.00",
        "weight": "0.00851954",
        "shared": false
      },
      {
        "name": "TENDER OPTION BOND TRUST RECEIPTS / CTFS VARIOUS STATES",
        "value": "8000000.00",
        "weight": "0.00748971",
        "shared": false
      },
      {
        "name": "TX SANUTL 02/01/2055",
        "value": "7957406.40",
        "weight": "0.00744983",
        "shared": false
      },
      {
        "name": "TX DALAPT 11/01/2050",
        "value": "7912851.75",
        "weight": "0.00740812",
        "shared": false
      },
      {
        "name": "TENDER OPTION BOND TRUST RECEIPTS / CTFS VARIOUS STATES",
        "value": "7500000.00",
        "weight": "0.00702160",
        "shared": false
      },
      {
        "name": "COLORADO ST HLTH FACS AUTH REV REGD V/R B/E 5.00000000",
        "value": "7359477.30",
        "weight": "0.00689004",
        "shared": true
      },
      {
        "name": "JPM-PUTTERS-MIZ9245",
        "value": "7337119.00",
        "weight": "0.00686911",
        "shared": false
      },
      {
        "name": "NY MTA TRANSP 5% 11/15/2026",
        "value": "7105999.60",
        "weight": "0.00665273",
        "shared": false
      },
      {
        "name": "RURAL WTR FING AGY KY PUBLIC P RURAL WATER FINANCING AGENCY",
        "value": "7000181.30",
        "weight": "0.00655366",
        "shared": false
      },
      {
        "name": "TENDER OPTION BOND TRUST RECEIPTS / CTFS VARIOUS STATES",
        "value": "7000000.00",
        "weight": "0.00655349",
        "shared": false
      },
      {
        "name": "IL U CHIC MED CTR 09D1 L=TD V1",
        "value": "7000000.00",
        "weight": "0.00655349",
        "shared": false
      },
      {
        "name": "CALIFORNIA CMY 2026 XM1346 D1",
        "value": "6800000.00",
        "weight": "0.00636625",
        "shared": false
      },
      {
        "name": "CENTRL BRADFORD PROGRESS AUTHPA",
        "value": "6795000.00",
        "weight": "0.00636157",
        "shared": false
      },
      {
        "name": "Tender Option Bond Trust Receipts/Certificates",
        "value": "6500000.00",
        "weight": "0.00608539",
        "shared": false
      },
      {
        "name": "WHITING IN ENVRNMNTL FACS REVE REGD V/R B/E AMT 5.00000000",
        "value": "6402240.68",
        "weight": "0.00599386",
        "shared": true
      },
      {
        "name": "NEWARK NJ",
        "value": "6047780.40",
        "weight": "0.00566201",
        "shared": false
      },
      {
        "name": "PINELLAS CO HSG FIN",
        "value": "6039367.80",
        "weight": "0.00565414",
        "shared": false
      },
      {
        "name": "NYC HSG DEV CORP-A-2",
        "value": "6001972.20",
        "weight": "0.00561913",
        "shared": false
      },
      {
        "name": "TENDER OPTION BOND TRUST RECEIPTS / CTFS VARIOUS STATES",
        "value": "6000000.00",
        "weight": "0.00561728",
        "shared": false
      },
      {
        "name": "GAINESVILLE FL UTILITIES SYS R GAIUTL 10/42 ADJUSTABLE VAR",
        "value": "5990000.00",
        "weight": "0.00560792",
        "shared": false
      },
      {
        "name": "ALLGNY CNTY HDA 0% 11/15/2047",
        "value": "5956590.00",
        "weight": "0.00557664",
        "shared": false
      },
      {
        "name": "WISCONSIN ST HSG & ECON DEV AUTH HOME OWNERSHIP REVENUE",
        "value": "5835000.00",
        "weight": "0.00546281",
        "shared": false
      },
      {
        "name": "TNDR OPT-FLTRS-XX1441",
        "value": "5625000.00",
        "weight": "0.00526620",
        "shared": false
      },
      {
        "name": "IN FIN REV 5% 2/1/2030",
        "value": "5363726.00",
        "weight": "0.00502159",
        "shared": false
      },
      {
        "name": "Dallas Independent School District, Series 2026B",
        "value": "5345593.00",
        "weight": "0.00500462",
        "shared": false
      },
      {
        "name": "TENDER OPTION BOND TRUST RECEIPTS / CTFS VARIOUS STATES",
        "value": "5270000.00",
        "weight": "0.00493385",
        "shared": false
      },
      {
        "name": "MO HLTH & EDU FACS AU",
        "value": "5223726.50",
        "weight": "0.00489052",
        "shared": true
      },
      {
        "name": "TENDER OPTION BOND TRUST RECEI TENDER OPTION BOND TRUST RECEIPTS/CERTIFICATES",
        "value": "5172187.00",
        "weight": "0.00484227",
        "shared": false
      },
      {
        "name": "County of Allen OH Hospital Facilities Revenue",
        "value": "5126762.50",
        "weight": "0.00479974",
        "shared": false
      },
      {
        "name": "PARK CITY KS 3.625% 10/1/2027",
        "value": "5106137.39",
        "weight": "0.00478043",
        "shared": false
      },
      {
        "name": "NY TRANS CORP 5% 1/1/2027 @",
        "value": "5069169.00",
        "weight": "0.00474582",
        "shared": false
      },
      {
        "name": "NTHSIDE TX ISD 3.55% MT",
        "value": "5062525.50",
        "weight": "0.00473960",
        "shared": false
      },
      {
        "name": "OKLAHOMA HSG FIN AGY COLLATERALIZED REVENUE BONDS",
        "value": "5021963.50",
        "weight": "0.00470163",
        "shared": false
      },
      {
        "name": "BRISTOL-WAR RI 5% 06/04/26 BAN",
        "value": "5019932.00",
        "weight": "0.00469973",
        "shared": false
      },
      {
        "name": "Long Island Power Authority, Series 2025B",
        "value": "5003001.00",
        "weight": "0.00468388",
        "shared": false
      },
      {
        "name": "TNDR OPT-A-VRS212",
        "value": "5000000.00",
        "weight": "0.00468107",
        "shared": false
      },
      {
        "name": "TENDER OPTION BOND TRUST RECEIPTS / CTFS VARIOUS STATES",
        "value": "5000000.00",
        "weight": "0.00468107",
        "shared": false
      },
      {
        "name": "NEW YORK CITY NY MUNI WTR FIN REGD V/R B/E 2.50000000",
        "value": "5000000.00",
        "weight": "0.00468107",
        "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": true
      },
      {
        "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": false
      },
      {
        "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": true
      },
      {
        "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": true
      },
      {
        "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": true
      },
      {
        "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": false
      },
      {
        "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": false
      },
      {
        "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": true
      },
      {
        "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": false
      },
      {
        "name": "PEFA INC VAR",
        "value": "2408907.05",
        "weight": "0.00407542",
        "shared": true
      },
      {
        "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": "0001410368-26-052360",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1081400/000141036826052360/0001410368-26-052360-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"
    }
  ]
}