# Portfolio overlap — IBMS vs IBMT Comparing **iShares iBonds Dec 2030 Term Muni Bond ETF** (2026-01-31) and **iShares iBonds Dec 2031 Term Muni Bond ETF** (2026-01-31). - Shared positions: 37 - iShares iBonds Dec 2030 Term Muni Bond ETF covered by iShares iBonds Dec 2031 Term Muni Bond ETF: 0.02794259412795665826786748508 - iShares iBonds Dec 2031 Term Muni Bond ETF covered by iShares iBonds Dec 2030 Term Muni Bond ETF: 0.02794259412795665826786748507 ## iShares iBonds Dec 2030 Term Muni Bond ETF — top positions | Security | Weight | Shared | |----------|--------|--------| | BLKR-LI MUNI-INS | 0.006759 | ✓ | | UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.00000000 | 0.006629 | | | CT HLTH & EDUCTNL-B-1 | 0.006295 | | | State of California | 0.005632 | | | NEW YORK NY | 0.004975 | | | MORRIS CNTY NJ | 0.004893 | | | State of Hawaii Airports System Revenue | 0.004692 | | | State of New Jersey, Series 2020A | 0.004446 | | | ALABAMA ST PUBLIC SCH & CLG AUTH | 0.004437 | | | TRIBOROUGH NY BRIDGE & TUNNEL AUTH PAYROLL MOBILITY TAX | 0.003628 | | | CALIFORNIA ST-REF | 0.003418 | | | LOS ANGELES-E-REF | 0.003046 | | | State of California | 0.003015 | | | State of California, Series 2019 | 0.003003 | | | Duval County Public Schools, Series 2022A | 0.002904 | | | Rancho Santiago Community College District | 0.002848 | | | Metropolitan Transit Authority of Harris County Sales & Use Tax | 0.002833 | | | State of California, Series 2018, GO Bonds | 0.002832 | | | PRV COL and UNV GA 5% 9/1/2030 | 0.002813 | | | MASSACHUSETTS ST CLEAN WTR TRUST | 0.002779 | | | Honolulu (City & County of), HI (Honolulu Rail Transit), Series 2021, GO Bonds | 0.002753 | | | NYC TRANS FIN AUTH | 0.002712 | | | State of Maryland, Series 2020A-2 | 0.002704 | ✓ | | CONROE TX INDEP SCH DIST | 0.002702 | | | BEVERLY HILLS USD CAB | 0.002697 | | | MASSACHUSETTS ST | 0.002665 | | | LOS ANGELES WTR-A-REF | 0.002662 | | | MET TRANSPRTN AUTH NY REVENUE | 0.002652 | | | IL ST TOLL HWY AUTH | 0.002646 | ✓ | | NEW YORK NY | 0.002639 | ✓ | | State of Connecticut, Series 2021A | 0.002579 | | | State of California | 0.002514 | | | MANHATTAN BEACH CA UNIF SCH DIST | 0.002510 | | | State of Illinois, Series 2024B | 0.002508 | | | CORPUS CHRISTI TX | 0.002507 | | | IL ST TOLL HWY AUTH | 0.002393 | | | STATE OF ILLINOIS | 0.002386 | | | CENTRL FL EXPRESSWAY AUTH SR LIEN REVENUE | 0.002331 | | | DEL VALLE TX INDEP SCH DIST | 0.002322 | | | Hillsborough County School Board, Series 2018 | 0.002314 | | | UTAH ST BLDG OWNERSHIP AUTH LEASE REVENUE | 0.002277 | | | NEW YORK ST DORM AUTH REVENUES NON ST SUPPORTED DEBT | 0.002275 | | | MASSACHUSETTS ST-REF | 0.002257 | | | NY DORM AUTH-C-REF | 0.002254 | | | PALM BEACH SCH-A-COPS | 0.002236 | | | NEW YORK ST DORM AUTH REVENUES NON ST SUPPORTED DEBT | 0.002235 | | | MA ST-REF-A | 0.002197 | | | E-470 Public Highway Authority, Series B | 0.002187 | | | MET NASHVILLE TN ARPT AUTH ARPT REVENUE | 0.002179 | | | MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE | 0.002176 | | ## iShares iBonds Dec 2031 Term Muni Bond ETF — top positions | Security | Weight | Shared | |----------|--------|--------| | BLKR-LI MUNI-INS | 0.016749 | ✓ | | County of Montgomery, Series 2023A | 0.007619 | | | Metropolitan Nashville Airport Authority (The), Series 2026C | 0.007373 | | | Long Island Power Authority, Series 2021A | 0.005514 | | | CALIFORNIA ST PUBLIC | 0.005513 | | | State of Minnesota, Series 2021A | 0.005402 | | | Metropolitan Water Reclamation District of Greater Chicago, Series 2021C | 0.005193 | | | Yosemite Community College District, Series 2010D | 0.004930 | | | University of California, Series 2021BH | 0.004843 | | | N TX HWY CABS-REF-1ST | 0.004613 | | | Honolulu (City & County of), HI (Honolulu Rail Transit), Series 2021, GO Bonds | 0.004557 | | | State of California | 0.004438 | | | ID HFA 5% 7/15/2031 | 0.004248 | | | State of New Jersey, Series 2020A | 0.004230 | | | State of Louisiana, Series 2021A | 0.003931 | | | New York (City of), NY, Series 2021-1, GO Bonds | 0.003882 | | | State of Illinois, Series 2024B | 0.003837 | | | City of Chicago Wastewater Transmission, Series 2024B | 0.003685 | | | Los Angeles Department of Water & Power, Series 2022A | 0.003678 | | | YONKERS NY 5% 2/1/2031 | 0.003667 | | | Omaha Public Power District Nebraska City Station Unit 2, Series 2026A | 0.003651 | | | State of Michigan Trunk Line, Series 2021A | 0.003644 | | | GARLAND TX ELEC UTILITY SYS REVENUE | 0.003643 | | | State of Florida, Series 2024B | 0.003550 | | | New York (State of) Dormitory Authority, Series 2021 A, Ref. RB | 0.003493 | | | State of Louisiana, Series 2023 | 0.003461 | | | STATE OF CALIFORNIA 5.0% 10-01-31 | 0.003454 | | | Salt River Project Agricultural Improvement & Power District, Series 2022 A, Ref. RB | 0.003448 | | | North Dakota Public Finance Authority, Series 2024A | 0.003348 | | | State of Maryland, Series 2019-2A | 0.003260 | | | University of Utah (The), Series 2022B | 0.003244 | | | New Jersey Transportation Trust Fund Authority, Series 2022AA | 0.003231 | | | County of Frederick, Series 2025A | 0.003174 | | | WASHINGTON ST-R-2025B | 0.003110 | | | State of North Carolina, Series 2021 | 0.003054 | | | State of Maryland, Series 2021A | 0.003054 | | | NYC NY 5% 8/1/2031 | 0.003020 | | | Indianapolis Local Public Improvement Bond Bank, Series 2021 A, Ref. RB | 0.003013 | | | City of Mobile, Series 2025B | 0.003000 | | | University of Houston, Series 2022 A, Ref. RB | 0.002999 | | | LONG ISLAND PWR AUTH | 0.002998 | | | Iowa Finance Authority, Series 2021A | 0.002970 | | | County of King, Series 2024B | 0.002955 | | | Orlando Utilities Commission, Series 2021A | 0.002932 | | | Greenville Independent School District, Series 2026 | 0.002923 | | | State of California | 0.002920 | | | NYC TFA FUTURE TAX | 0.002898 | | | Maricopa County Union High School District No. 210-Phoenix, Series 2024A | 0.002879 | | | State of New Mexico Severance Tax Permanent Fund, Series 2021A | 0.002802 | | | Auburn University, Series 2025, RB | 0.002796 | | ## Sources - N-PORT (fund A) — accession `0001410368-26-031746` (as of 2026-01-31) - N-PORT (fund B) — accession `0002071691-26-007287` (as of 2026-01-31) --- _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._ _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._ _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. See _