{
  "page": "compare",
  "query": {
    "a": "NAAEX",
    "b": "OSTAX"
  },
  "retrieved_at": "2026-07-07T17:11:47+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": "Nuveen Short Term Municipal Bond Fund",
    "ticker": "NAAEX",
    "slug": "NAAEX",
    "series_id": "S000005564",
    "html_url": "https://fundwatcher.app/funds/NAAEX/"
  },
  "fund_b": {
    "name": "JPMorgan Short-Intermediate Municipal Bond Fund",
    "ticker": "OSTAX",
    "slug": "OSTAX",
    "series_id": "S000003499",
    "html_url": "https://fundwatcher.app/funds/OSTAX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.03585410166809844291875652300",
    "coverage_b_by_a": "0.03585410166809844291875652300",
    "shared_count": 12,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "COLORADO ST HLTH FACS AUTH REV REGD V/R B/E 5.00000000",
        "value": "10186590.93",
        "weight": "0.02411476",
        "shared": false
      },
      {
        "name": "MTRO WA DC ARPT 5% 10/1/2026@",
        "value": "6079616.23",
        "weight": "0.01439230",
        "shared": false
      },
      {
        "name": "MARICOPA IDA-D",
        "value": "6030555.39",
        "weight": "0.01427616",
        "shared": false
      },
      {
        "name": "HARRIS TX CED 5% MT",
        "value": "5755314.87",
        "weight": "0.01362458",
        "shared": false
      },
      {
        "name": "WA ST HLTH CAR 5% 8/1/2049 MT",
        "value": "5490593.60",
        "weight": "0.01299791",
        "shared": true
      },
      {
        "name": "Florida Municipal Power Agency, Series 2025A",
        "value": "5474623.31",
        "weight": "0.01296010",
        "shared": false
      },
      {
        "name": "WASHINGTON ST-R-2025B",
        "value": "5316127.49",
        "weight": "0.01258489",
        "shared": false
      },
      {
        "name": "Alaska Housing Finance Corporation, General Obligation Bonds, State Capital Project II, Series 2025A",
        "value": "5184421.50",
        "weight": "0.01227310",
        "shared": false
      },
      {
        "name": "Massachusetts Port Authority, Series 2019 A",
        "value": "5027306.00",
        "weight": "0.01190116",
        "shared": false
      },
      {
        "name": "UNIV OF TEXAS TX UNIV REVENUES",
        "value": "4982975.61",
        "weight": "0.01179622",
        "shared": false
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "4270325.25",
        "weight": "0.01010916",
        "shared": true
      },
      {
        "name": "HOUSTON TX ARPT 5% 7/1/2026 @",
        "value": "3649457.16",
        "weight": "0.00863938",
        "shared": false
      },
      {
        "name": "DENVER CO ARPT 5.25% 11/15/2026",
        "value": "3578332.55",
        "weight": "0.00847100",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2019C-1",
        "value": "3532715.20",
        "weight": "0.00836301",
        "shared": false
      },
      {
        "name": "HAMPTON ROADS VA TRANSPRTN ACC REGD N/C B/E 5.00000000",
        "value": "3383324.98",
        "weight": "0.00800936",
        "shared": false
      },
      {
        "name": "Michigan State Building Authority, Revenue Bonds, Facilities Program, Refunding Series 2025I",
        "value": "3328674.05",
        "weight": "0.00787998",
        "shared": false
      },
      {
        "name": "LOUISIANA ST LOCAL GOVT ENVRNM LOUISIANA LOCAL GOVERNMENT ENVIRONMENTAL FACILITIE",
        "value": "3280267.25",
        "weight": "0.00776539",
        "shared": false
      },
      {
        "name": "State of Louisiana Gasoline & Fuels Tax, Series 2025B",
        "value": "3216363.30",
        "weight": "0.00761411",
        "shared": false
      },
      {
        "name": "CHICAGO O'HARE INTERNATIONAL AIRPORT",
        "value": "3094721.20",
        "weight": "0.00732615",
        "shared": false
      },
      {
        "name": "MI STRAT FND 3.35% MT@",
        "value": "3059894.32",
        "weight": "0.00724370",
        "shared": false
      },
      {
        "name": "CHICAGO MIDWAY INTL 5.00%",
        "value": "3045844.20",
        "weight": "0.00721044",
        "shared": false
      },
      {
        "name": "NORTH EAST TX INDEP SCH DIST",
        "value": "2987938.44",
        "weight": "0.00707336",
        "shared": false
      },
      {
        "name": "PORT NY NJ 5% 12/1/2026 @",
        "value": "2935200.84",
        "weight": "0.00694851",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 4% 07/01/2052 MT",
        "value": "2888669.30",
        "weight": "0.00683836",
        "shared": false
      },
      {
        "name": "Metropolitan Utilities District of Omaha, Nebraska, Gas System Revenue Bonds, Series 2023",
        "value": "2754857.55",
        "weight": "0.00652159",
        "shared": false
      },
      {
        "name": "NYC TRANSITIONAL FIN",
        "value": "2736711.26",
        "weight": "0.00647863",
        "shared": false
      },
      {
        "name": "MO MOSMED 05/01/2051",
        "value": "2657809.79",
        "weight": "0.00629184",
        "shared": false
      },
      {
        "name": "Miami-Dade County, Florida, Seaport Revenue Bonds, Refunding Series 2022A",
        "value": "2625711.66",
        "weight": "0.00621586",
        "shared": false
      },
      {
        "name": "Columbus, Ohio, General Obligation Bonds, Various Purpose Series 2025-1",
        "value": "2622814.25",
        "weight": "0.00620900",
        "shared": false
      },
      {
        "name": "Orange County Health Facilities Authority, Florida, Hospital Revenue Bonds, Advent Health Obligated Group, Series 2021C",
        "value": "2590700.25",
        "weight": "0.00613298",
        "shared": false
      },
      {
        "name": "Port of Seattle, Washington, Revenue Bonds, Intermediate Lien Series 2015C",
        "value": "2525000.00",
        "weight": "0.00597744",
        "shared": false
      },
      {
        "name": "State of Illinois Sales Tax, Series 2021C",
        "value": "2395346.48",
        "weight": "0.00567051",
        "shared": false
      },
      {
        "name": "Alta Loma School District, San Bernardino, California, General Obligation Bonds, 1999 Election Series 2002B",
        "value": "2380719.84",
        "weight": "0.00563589",
        "shared": false
      },
      {
        "name": "Colorado Housing and Finance Authority, Multi Family Project Bonds, Class I Series 2025C-2",
        "value": "2303404.92",
        "weight": "0.00545286",
        "shared": false
      },
      {
        "name": "COLORADO ST HLTH FACS AUTH REV REGD V/R B/E 5.00000000",
        "value": "2287330.24",
        "weight": "0.00541481",
        "shared": false
      },
      {
        "name": "Los Angeles Department of Airports, California, Revenue Bonds, Los Angeles International Airport, Refunding Subordinate Green Series 2025A",
        "value": "2197848.58",
        "weight": "0.00520298",
        "shared": false
      },
      {
        "name": "Wisconsin (State of), Series 2024, Ref. GO Bonds",
        "value": "2195750.87",
        "weight": "0.00519801",
        "shared": false
      },
      {
        "name": "HAWAII ST DEPT OF BUDGET & FIN STATE OF HAWAII DEPARTMENT OF BUDGET & FINANCE",
        "value": "2178112.14",
        "weight": "0.00515625",
        "shared": false
      },
      {
        "name": "State of Connecticut, Series 2025D",
        "value": "2155779.00",
        "weight": "0.00510338",
        "shared": true
      },
      {
        "name": "Florida State Turnpike Authority, Turnpike Revenue Bonds, Department of Transportation, Series 2025D",
        "value": "2151564.40",
        "weight": "0.00509341",
        "shared": false
      },
      {
        "name": "DENVER CO ARPT 5% 12/1/2027 @",
        "value": "2148113.34",
        "weight": "0.00508524",
        "shared": false
      },
      {
        "name": "Ohio State, General Obligation Bonds, Refunding Highway Capital Improvement Series 2026AA",
        "value": "2144857.00",
        "weight": "0.00507753",
        "shared": false
      },
      {
        "name": "Maine Municipal Bond Bank, Series 2026",
        "value": "2114204.00",
        "weight": "0.00500496",
        "shared": false
      },
      {
        "name": "STATE OF CALIFORNIA",
        "value": "2113339.80",
        "weight": "0.00500292",
        "shared": false
      },
      {
        "name": "STATE OF NORTH CARO 5.00%",
        "value": "2092759.60",
        "weight": "0.00495420",
        "shared": false
      },
      {
        "name": "TRIBOROUGH NY BRIDGE   TUNNEL TRBTRN 03/28 FIXED 5",
        "value": "2092376.40",
        "weight": "0.00495329",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District, Alabama, Gas Project Revenue Bonds, Prepay BP PLC, Series 2024D",
        "value": "2049268.80",
        "weight": "0.00485124",
        "shared": false
      },
      {
        "name": "SAINT CLOUD MN HLTH C",
        "value": "2033537.68",
        "weight": "0.00481400",
        "shared": false
      },
      {
        "name": "Richmond County Board of Education, Georgia, General Obligation Bonds, Sales Tax Series 2025",
        "value": "2019165.13",
        "weight": "0.00477998",
        "shared": false
      },
      {
        "name": "TN ENERGY JR-SER B",
        "value": "2014075.20",
        "weight": "0.00476793",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "JPMorgan Institutional Tax Free Money Market Fund, Class IM",
        "value": "44215312.34",
        "weight": "0.05325983",
        "shared": false
      },
      {
        "name": "WA ST HLTH CAR 5% 8/1/2049 MT",
        "value": "15016188.00",
        "weight": "0.01808784",
        "shared": true
      },
      {
        "name": "TAMPA BAY WTR-A-RF/IM",
        "value": "8990468.00",
        "weight": "0.01082952",
        "shared": false
      },
      {
        "name": "TX TMGUTL 01/01/2054",
        "value": "8391455.28",
        "weight": "0.01010798",
        "shared": false
      },
      {
        "name": "NORTH CAROLINA HSG FIN AGY HOM REGD B/E GNMA/FN 6.50000000",
        "value": "8174020.40",
        "weight": "0.00984607",
        "shared": false
      },
      {
        "name": "State of Ohio, Common School, Series 2023A",
        "value": "8161020.65",
        "weight": "0.00983041",
        "shared": false
      },
      {
        "name": "MO HLTH & EDU FACS AU",
        "value": "7916118.00",
        "weight": "0.00953541",
        "shared": false
      },
      {
        "name": "Comal Independent School District, Unlimited Tax",
        "value": "7567165.32",
        "weight": "0.00911508",
        "shared": false
      },
      {
        "name": "TX DALAPT 11/01/2050",
        "value": "7509826.10",
        "weight": "0.00904601",
        "shared": false
      },
      {
        "name": "Chicago Midway International Airport, Senior Lien, Series 2023C",
        "value": "7425379.07",
        "weight": "0.00894429",
        "shared": false
      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL REGD N/C B/E 5.00000000",
        "value": "7213754.10",
        "weight": "0.00868937",
        "shared": false
      },
      {
        "name": "STATE OF NEW YORK SALES TAX REVENUE 5.0% 03-15-30",
        "value": "6848563.37",
        "weight": "0.00824948",
        "shared": false
      },
      {
        "name": "TN TGYPWR 12/01/2051",
        "value": "6700954.00",
        "weight": "0.00807168",
        "shared": false
      },
      {
        "name": "Pennsylvania State, General Obligation Bonds, First Series 2024",
        "value": "6551650.19",
        "weight": "0.00789183",
        "shared": false
      },
      {
        "name": "INDIANA ST FIN AUTH ENVRNMNTL REGD B/E 1.40000000",
        "value": "6535848.90",
        "weight": "0.00787280",
        "shared": false
      },
      {
        "name": "SAN ANTONIO-B-REV-REF",
        "value": "6489772.80",
        "weight": "0.00781730",
        "shared": false
      },
      {
        "name": "CURATORS OF THE UNIV OF MISSOURI MO SYS FACS REVENUE",
        "value": "6419206.67",
        "weight": "0.00773230",
        "shared": false
      },
      {
        "name": "EQUITABLE SCHOOL REVOLVING FUND LLC OBLIGATED GROUP 5.0% 11-01-28",
        "value": "6320385.00",
        "weight": "0.00761326",
        "shared": false
      },
      {
        "name": "GRAND PKWY TRANSPRTN",
        "value": "6256365.00",
        "weight": "0.00753614",
        "shared": false
      },
      {
        "name": "NEW YORK ST DORM AUTH REVENUES NON ST SUPPORTED DEBT",
        "value": "6236019.64",
        "weight": "0.00751164",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "5979076.40",
        "weight": "0.00720213",
        "shared": false
      },
      {
        "name": "CYPRESS-FAIRBANKS ISD",
        "value": "5542957.57",
        "weight": "0.00667680",
        "shared": false
      },
      {
        "name": "Arizona (State of) Sports & Tourism Authority, Series 2022, Ref. RB",
        "value": "5514424.00",
        "weight": "0.00664243",
        "shared": false
      },
      {
        "name": "State of Connecticut, Series 2025D",
        "value": "5477475.00",
        "weight": "0.00659793",
        "shared": true
      },
      {
        "name": "Springfield (City of), IL, Series 2024, Ref. RB",
        "value": "5463960.00",
        "weight": "0.00658165",
        "shared": false
      },
      {
        "name": "Montgomery (County of), PA Industrial Development Authority (Constellation Energy Generation, LLC), Series 2023 B, Ref. RB",
        "value": "5455257.60",
        "weight": "0.00657116",
        "shared": false
      },
      {
        "name": "Health Educational and Housing Facility Board of the City of Memphis (The), Arbors Hickory Ridge Project, Series 2012",
        "value": "5439923.77",
        "weight": "0.00655269",
        "shared": false
      },
      {
        "name": "SOUTHCENTRL PA GEN AUTH REVENUE",
        "value": "5414915.50",
        "weight": "0.00652257",
        "shared": false
      },
      {
        "name": "NEW YORK ST DORM AUTH REVENUES NON ST SUPPORTED DEBT",
        "value": "5413936.46",
        "weight": "0.00652139",
        "shared": false
      },
      {
        "name": "NEW MEXICO ST FIN AUTH ST TRANSPRTN REVENUE",
        "value": "5405821.55",
        "weight": "0.00651162",
        "shared": false
      },
      {
        "name": "NJ TRANSPRTN-A-REF",
        "value": "5390006.77",
        "weight": "0.00649257",
        "shared": false
      },
      {
        "name": "Cypress-Fairbanks Independent School District, Unlimited Tax",
        "value": "5371258.68",
        "weight": "0.00646998",
        "shared": false
      },
      {
        "name": "MTRO WA DC ARPT 5% 10/1/2028 @",
        "value": "5323577.00",
        "weight": "0.00641255",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY AUTH VAR",
        "value": "5254701.50",
        "weight": "0.00632958",
        "shared": false
      },
      {
        "name": "Cleveland County Educational Facilities Authority, Series 2021",
        "value": "5246117.52",
        "weight": "0.00631924",
        "shared": false
      },
      {
        "name": "ILLINOIS ST HSG DEV AUTH REVENUE",
        "value": "5226285.77",
        "weight": "0.00629536",
        "shared": false
      },
      {
        "name": "Port Authority of New York and New Jersey, Consolidated, Series 246",
        "value": "5182166.50",
        "weight": "0.00624221",
        "shared": false
      },
      {
        "name": "WASTE MANAGEMENT INC (MPT) 4.6% 10-01-46",
        "value": "5026765.50",
        "weight": "0.00605502",
        "shared": false
      },
      {
        "name": "NJ TRANSPRTN-A-REF 5 6/31",
        "value": "4783585.83",
        "weight": "0.00576210",
        "shared": false
      },
      {
        "name": "Pennsylvania (Commonwealth of), Series 2024, GO Bonds",
        "value": "4538641.20",
        "weight": "0.00546705",
        "shared": false
      },
      {
        "name": "Maricopa County Pollution Control Corp., Series A",
        "value": "4449649.95",
        "weight": "0.00535985",
        "shared": false
      },
      {
        "name": "State of Illinois, Series 2024B",
        "value": "4418507.87",
        "weight": "0.00532234",
        "shared": false
      },
      {
        "name": "County of Miami-Dade Water and Sewer System, Series 2025B",
        "value": "4391286.40",
        "weight": "0.00528955",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% MT",
        "value": "4356486.00",
        "weight": "0.00524763",
        "shared": false
      },
      {
        "name": "HOUSTON TX UTILITY SYS REVENUE REGD N/C B/E 5.00000000",
        "value": "4348829.82",
        "weight": "0.00523841",
        "shared": false
      },
      {
        "name": "District of Columbia, Series 2025A",
        "value": "4333493.25",
        "weight": "0.00521994",
        "shared": false
      },
      {
        "name": "Metropolitan Council, Series 2021 C, GO Bonds",
        "value": "4303646.11",
        "weight": "0.00518398",
        "shared": false
      },
      {
        "name": "County of Miami-Dade Water and Sewer System, Series 2025B",
        "value": "4285552.80",
        "weight": "0.00516219",
        "shared": false
      },
      {
        "name": "IRVING ISD-REF",
        "value": "4231058.68",
        "weight": "0.00509655",
        "shared": false
      },
      {
        "name": "NORTH CAROLINA ST HSG FIN AGYM REGD V/R B/E 5.00000000",
        "value": "4221677.60",
        "weight": "0.00508525",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000820892-26-000163",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/820892/000082089226000163/0000820892-26-000163-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-009306",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/763852/000207169126009306/0002071691-26-009306-index.htm"
    }
  ]
}