{
  "page": "compare",
  "query": {
    "a": "JCBAX",
    "b": "OSTAX"
  },
  "retrieved_at": "2026-07-07T19:05:55+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": "JPMorgan California Tax Free Bond Fund",
    "ticker": "JCBAX",
    "slug": "JCBAX",
    "series_id": "S000002945",
    "html_url": "https://fundwatcher.app/funds/JCBAX/"
  },
  "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": "0.06840785771769234303214508816",
    "coverage_b_by_a": "0.06840785771769234303214508817",
    "shared_count": 9,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "JPMorgan Institutional Tax Free Money Market Fund, Class IM",
        "value": "43458038.44",
        "weight": "0.08832640",
        "shared": true
      },
      {
        "name": "Bay Area Toll Authority, Toll Bridge, Series 2024I",
        "value": "8600000.00",
        "weight": "0.01747909",
        "shared": false
      },
      {
        "name": "MARINA JT PWRS AUTH",
        "value": "5608144.85",
        "weight": "0.01139829",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "5531842.50",
        "weight": "0.01124321",
        "shared": false
      },
      {
        "name": "State of California, Various Purpose",
        "value": "5167900.00",
        "weight": "0.01050351",
        "shared": false
      },
      {
        "name": "Los Angeles (City of), CA, Series 2025, RN",
        "value": "5043443.50",
        "weight": "0.01025056",
        "shared": false
      },
      {
        "name": "San Francisco City & County Airport Comm-San Francisco International Airport",
        "value": "5000000.00",
        "weight": "0.01016226",
        "shared": false
      },
      {
        "name": "State of California, Series 2024B2",
        "value": "5000000.00",
        "weight": "0.01016226",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST HLTH FACS FING AUTH REVENUE",
        "value": "4805000.00",
        "weight": "0.00976593",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST INFRASTRUCTURE & ECON DEV BANK NATIONAL CHARTR",
        "value": "4749690.00",
        "weight": "0.00965352",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "4255773.14",
        "weight": "0.00864966",
        "shared": false
      },
      {
        "name": "BLACK BELT ENERGY GAS DISTRICT (MPT) 5.0% 03-01-55",
        "value": "4136742.75",
        "weight": "0.00840773",
        "shared": false
      },
      {
        "name": "ALVORD USD-B-CABS",
        "value": "4001780.35",
        "weight": "0.00813343",
        "shared": false
      },
      {
        "name": "SACRAMENTO MUNI UTIL",
        "value": "3929537.50",
        "weight": "0.00798660",
        "shared": false
      },
      {
        "name": "Desert Community College District, Riverside County, California, General Obligation Bonds, Election of 2016 Series 2024",
        "value": "3890150.00",
        "weight": "0.00790655",
        "shared": false
      },
      {
        "name": "OH BUCGEN 5 06/01/2055",
        "value": "3843698.67",
        "weight": "0.00781214",
        "shared": false
      },
      {
        "name": "California Enterprise Development Authority, Series A",
        "value": "3514244.89",
        "weight": "0.00714254",
        "shared": false
      },
      {
        "name": "Grossmont Healthcare District, Series 2025F",
        "value": "3508791.30",
        "weight": "0.00713145",
        "shared": false
      },
      {
        "name": "CA ST MFA SW 3.85% MT @",
        "value": "3500834.40",
        "weight": "0.00711528",
        "shared": false
      },
      {
        "name": "Port of Los Angeles, Series 2019B",
        "value": "3462224.00",
        "weight": "0.00703681",
        "shared": false
      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES REGD B/E 5.00000000",
        "value": "3360411.25",
        "weight": "0.00682988",
        "shared": false
      },
      {
        "name": "LONG BEACH CALIF BD FIN AUTH NAT GAS PUR REV SER A",
        "value": "3353500.63",
        "weight": "0.00681583",
        "shared": false
      },
      {
        "name": "STHRN CA PUB PWR AUTH",
        "value": "3302427.30",
        "weight": "0.00671203",
        "shared": false
      },
      {
        "name": "San Diego County Regional Airport Authority, Senior Private Activity, Series 2025B",
        "value": "3269929.50",
        "weight": "0.00664598",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% 5/1/2055 MT",
        "value": "3214835.32",
        "weight": "0.00653400",
        "shared": false
      },
      {
        "name": "VIEW AT SAN BRUNO LP (MPT) 5.0% 06-01-56",
        "value": "3182622.60",
        "weight": "0.00646853",
        "shared": false
      },
      {
        "name": "City of Glendale Electric, Series 2024",
        "value": "3146841.60",
        "weight": "0.00639581",
        "shared": false
      },
      {
        "name": "LOS ANGELES-D-REF-REV",
        "value": "3104908.50",
        "weight": "0.00631058",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST INFRASTRUCTURE & REGD B/E 3.25000000",
        "value": "3073770.90",
        "weight": "0.00624729",
        "shared": false
      },
      {
        "name": "California Infrastructure & Economic Development Bank",
        "value": "3031567.50",
        "weight": "0.00616152",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST MUNI FIN AUTH MF REGD V/R B/E 2.95000000",
        "value": "3024709.50",
        "weight": "0.00614758",
        "shared": false
      },
      {
        "name": "PALMDALE FAMILY HOUSING LP (MPT) 2.95% 01-01-56",
        "value": "3022182.30",
        "weight": "0.00614244",
        "shared": false
      },
      {
        "name": "REPUBLIC SERVICES INC (MPT) 3.875% 03-01-54",
        "value": "3004286.09",
        "weight": "0.00610607",
        "shared": false
      },
      {
        "name": "CA CCEDEV 5 03/01/2036",
        "value": "2942321.49",
        "weight": "0.00598013",
        "shared": false
      },
      {
        "name": "Eastern Municipal Water District, Water and Wastewater, Series 2016A",
        "value": "2912286.33",
        "weight": "0.00591908",
        "shared": false
      },
      {
        "name": "San Diego Public Facilities Financing Authority, Series A",
        "value": "2877551.50",
        "weight": "0.00584849",
        "shared": false
      },
      {
        "name": "Los Angeles Department of Water and Power, Water System, Series 2017A",
        "value": "2875893.60",
        "weight": "0.00584512",
        "shared": false
      },
      {
        "name": "SAN FRANCISCO CA CITY",
        "value": "2814655.37",
        "weight": "0.00572065",
        "shared": false
      },
      {
        "name": "Desert Community College District, Series 2026",
        "value": "2797831.75",
        "weight": "0.00568646",
        "shared": false
      },
      {
        "name": "San Jose Unified School District, Series C",
        "value": "2689478.91",
        "weight": "0.00546624",
        "shared": false
      },
      {
        "name": "State of California Department of Water Resources, Central Valley Project, Water System, Series AW",
        "value": "2661005.88",
        "weight": "0.00540837",
        "shared": false
      },
      {
        "name": "CA STWD CMNTYS-A",
        "value": "2609704.00",
        "weight": "0.00530410",
        "shared": false
      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.25000000",
        "value": "2544740.80",
        "weight": "0.00517206",
        "shared": false
      },
      {
        "name": "VICTORY BOULEVARD HOUSING PARTNERS LP (MPT) 3.0% 01-01-46",
        "value": "2523738.00",
        "weight": "0.00512938",
        "shared": false
      },
      {
        "name": "PLACER 712 LP HUD SECT 8 (MPT) 3.2% 09-01-45",
        "value": "2509810.75",
        "weight": "0.00510107",
        "shared": false
      },
      {
        "name": "MSR Energy Authority, Series B",
        "value": "2483436.20",
        "weight": "0.00504747",
        "shared": false
      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.00000000",
        "value": "2447792.60",
        "weight": "0.00497502",
        "shared": false
      },
      {
        "name": "GOLDEN ST TOBACCO SECURITIZATI REGD ZCP OID B/E 0.00000000",
        "value": "2420171.85",
        "weight": "0.00491888",
        "shared": false
      },
      {
        "name": "UNIV OF CA REGENTS -P",
        "value": "2402214.21",
        "weight": "0.00488239",
        "shared": false
      },
      {
        "name": "Jurupa Public Financing Authority, Series 2024",
        "value": "2400711.80",
        "weight": "0.00487933",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "JPMorgan Institutional Tax Free Money Market Fund, Class IM",
        "value": "44215312.34",
        "weight": "0.05325983",
        "shared": true
      },
      {
        "name": "WA ST HLTH CAR 5% 8/1/2049 MT",
        "value": "15016188.00",
        "weight": "0.01808784",
        "shared": false
      },
      {
        "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": false
      },
      {
        "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": true
      },
      {
        "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": "0002071691-26-009290",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1217286/000207169126009290/0002071691-26-009290-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"
    }
  ]
}