MUB · iShares National Muni Bond ETF ETF
iShares Trust
$104.03
+0.03%
At close · Sep 4
Net assets $44,950,077,434
Holdings6,654
1 month
-1.80%
Year to date
-1.05%
52-week range
$103.99–$109.00
30-session avg volume
4,799,208
Market performance
Adjusted close · up to five years
Fund profile
- Structure
- Open-end / ETF
- SEC series
- S000018861
- Report date
- May 31, 2026
- Holdings coverage
- Full reported portfolio
Portfolio concentration
Top 10 holdings2.55%
Calculated only when the SEC filing is stored with complete portfolio coverage.
Asset allocation
DBT95.56%
STIV3.97%
Country allocation
US99.53%
Portfolio holdings
Latest linked SEC Form NPORT-P report.
| Holding | Ticker / CUSIP | Value | Weight |
|---|---|---|---|
| BlackRock Liquidity Funds | 09248U841 | $574,311,594 | 1.28% |
| Board of Regents of the University of Texas System | 91514ANG6 | $86,650,750 | 0.19% |
| New York State Thruway Authority | 650028ZA4 | $68,624,875 | 0.15% |
| San Antonio Water System | 79642GTU6 | $63,980,000 | 0.14% |
| Triborough Bridge & Tunnel Authority | 89602RPH2 | $60,965,000 | 0.14% |
| New York City Transitional Finance Authority Future Tax Secured | 64971XKS6 | $59,400,000 | 0.13% |
| New York State Dormitory Authority | 64990FPV0 | $59,349,953 | 0.13% |
| Ohio State University (The) | 677632T92 | $57,750,880 | 0.13% |
| Houston Higher Education Finance Corp. | 442378GP4 | $57,656,825 | 0.13% |
| Northwest Independent School District | 667826HG9 | $57,406,365 | 0.13% |
| State of New Jersey | 646039YM3 | $56,452,987 | 0.13% |
| State of California | 13063D7Q5 | $55,877,505 | 0.12% |
| State of Washington | 93974EVY9 | $55,482,614 | 0.12% |
| Pennsylvania Turnpike Commission | 709224M30 | $52,715,000 | 0.12% |
| Chicago Transit Authority Sales Tax Receipts Fund | 16772PEP7 | $51,485,640 | 0.11% |
| East County Advanced Water Purification Joint Powers Authority | 271843AB0 | $50,364,496 | 0.11% |
| Orlando Utilities Commission | 686507DZ4 | $50,000,000 | 0.11% |
| Long Island Power Authority | 542691LJ7 | $50,000,000 | 0.11% |
| Washoe County School District | 940859BX8 | $49,255,365 | 0.11% |
| New Jersey Educational Facilities Authority | 646067KD9 | $49,169,592 | 0.11% |
| State of Illinois | 452152P96 | $48,844,867 | 0.11% |
| Commonwealth of Massachusetts | 57582R8A7 | $48,247,647 | 0.11% |
| State of California | 13063D4Q8 | $47,862,977 | 0.11% |
| Commonwealth of Massachusetts | 57582R2F2 | $46,399,170 | 0.10% |
| New York City Municipal Water Finance Authority | 64972GH72 | $46,301,153 | 0.10% |
| District of Columbia | 25484JDJ6 | $46,182,654 | 0.10% |
| City of New York | 64966SPY6 | $45,166,475 | 0.10% |
| City of Chicago | 167486T33 | $44,806,287 | 0.10% |
| San Diego Unified School District | 797356BY7 | $43,804,221 | 0.10% |
| City of Colorado Springs Utilities System | 1966326N8 | $43,749,963 | 0.10% |
| City of Seattle | 812643ZK3 | $43,400,000 | 0.10% |
| Los Angeles Unified School District | 544647BX7 | $41,408,769 | 0.09% |
| Triborough Bridge & Tunnel Authority | 89602HGZ4 | $41,300,912 | 0.09% |
| New Jersey Transportation Trust Fund Authority | 646136EV9 | $40,443,855 | 0.09% |
| New York City Municipal Water Finance Authority | 64972GPZ1 | $40,386,183 | 0.09% |
| University of California | 91412HPR8 | $40,358,496 | 0.09% |
| Commonwealth of Pennsylvania | 70914P3Q3 | $40,196,448 | 0.09% |
| Ohio Water Development Authority Water Pollution Control Loan Fund | 67766WQ21 | $40,090,000 | 0.09% |
| Empire State Development Corp. | 650036AP1 | $39,926,649 | 0.09% |
| Triborough Bridge & Tunnel Authority | 89602HAB3 | $39,858,862 | 0.09% |
| New York State Thruway Authority | 650028ZU0 | $39,741,144 | 0.09% |
| California Educational Facilities Authority | 130179YE8 | $39,703,917 | 0.09% |
| City of Houston Combined Utility System | 44244CN94 | $39,390,000 | 0.09% |
| Pennsylvania Turnpike Commission | 7092248P7 | $39,250,000 | 0.09% |
| New Jersey Educational Facilities Authority | 646067HR2 | $38,791,080 | 0.09% |
| State of Maryland | 574193WD6 | $38,788,470 | 0.09% |
| New York State Thruway Authority | 650028YW7 | $38,689,520 | 0.09% |
| Metropolitan Government of Nashville & Davidson County | 592112XP6 | $38,262,400 | 0.09% |
| New York State Thruway Authority | 650028D42 | $38,206,662 | 0.08% |
| Commonwealth of Massachusetts | 57582R2Z8 | $37,891,250 | 0.08% |