ZMUN holdings
All 158 positions of The RBB Fund, Inc. F/m Ultrashort Tax-Free Municipal ETF. as of May 31, 2026SEC filing
These holdings are from the fund's SEC filing for the period ending May 31, 2026. Filings become public about 60 days after the quarter they cover, so the fund has traded since.
Positions
158
Top 10 weight
24.2%
Effective holdings
80.1
1 / sum of squared weights
In stocks
0.0%
In bonds
96.0%
Outside the US
0.0%
Asset mix
Sectors
No classified stock holdings.
Countries
Bond holdings
- Weighted average maturity
- 4.2 years stated maturity, not duration
- Weighted average coupon
- 4.63%
- Maturing in 0-1y
- 7.9%
- Maturing in 1-3y
- 29.0%
- Maturing in 3-5y
- 28.5%
- Maturing in 5-10y
- 27.9%
- Maturing in 10-20y
- 2.8%
Holdings
as of May 31, 2026SEC filing| # | Holding | Type | Weight | Value | Shares / par | Country |
|---|---|---|---|---|---|---|
| 1 | BlackRock Liquidity Funds Muni | Cash | 10.13% | $2.7M | 2,737,851 | US |
| 2 | SOUTH DAKOTA ST HLTH & EDUCTNL2034-11 | Municipal Bond | 3.70% | $1.0M | 1,000,000 | US |
| 3 | NEW YORK ST DORM AUTH ST PERSO2030-02 | Municipal Bond | 2.79% | $753K | 750,000 | US |
| 4 | UNIV OF KENTUCKY KY GEN RECPTS2032-10 | Municipal Bond | 2.72% | $735K | 735,000 | US |
| 5 | GREAT LAKES MI WTR AUTH WTR SP2027-07 | Municipal Bond | 2.60% | $702K | 700,000 | US |
| 6 | LEE CNTY FL SCH BRD COPS2030-08 | Municipal Bond | 2.39% | $647K | 645,000 | US |
| 7 | ILLINOIS ST2027-01 | Municipal Bond | 2.23% | $601K | 600,000 | US |
| 8 | NORTH CAROLINA ST MUNI PWR AGY2031-01 | Municipal Bond | 2.17% | $586K | 585,000 | US |
| 9 | WASHINGTON ST2030-08 | Municipal Bond | 1.86% | $502K | 500,000 | US |
| 10 | LOS ANGELES CNTY CA PUBLIC WKS2027-12 | Municipal Bond | 1.85% | $501K | 500,000 | US |
| 11 | WISCONSIN ST HLTH & EDUCTNL FA2036-11 | Municipal Bond | 1.85% | $501K | 500,000 | US |
| 12 | SAN JOSE CA EVERGREEN CMNTY CL2026-09 | Municipal Bond | 1.85% | $500K | 500,000 | US |
| 13 | HOUSTON TX UTILITY SYS REVENUE2033-11 | Municipal Bond | 1.85% | $500K | 500,000 | US |
| 14 | NEVADA ST HIGHWAY IMPT REVENUE2027-12 | Municipal Bond | 1.57% | $426K | 425,000 | US |
| 15 | MASSACHUSETTS ST WTR RESOURCES2029-08 | Municipal Bond | 1.56% | $422K | 420,000 | US |
| 16 | MICHIGAN ST FIN AUTH REVENUE2029-01 | Municipal Bond | 1.48% | $400K | 400,000 | US |
| 17 | ILLINOIS ST FIN AUTH REVENUE2030-03 | Municipal Bond | 1.39% | $375K | 375,000 | US |
| 18 | NEW JERSEY ST EDUCTNL FACS AUT2030-07 | Municipal Bond | 1.37% | $371K | 370,000 | US |
| 19 | BRYAN CNTY GA SCH DIST2029-08 | Municipal Bond | 1.30% | $351K | 350,000 | US |
| 20 | CALIFORNIA ST HLTH FACS FING A2028-11 | Municipal Bond | 1.13% | $306K | 305,000 | US |
| 21 | HOUSTON TX INDEP SCH DIST2031-02 | Municipal Bond | 1.11% | $300K | 300,000 | US |
| 22 | NEW JERSEY ST HLTH CARE FACS F2028-07 | Municipal Bond | 1.11% | $300K | 300,000 | US |
| 23 | YUCAIPA VLY WTR DIST FING AUTH2026-06 | Municipal Bond | 1.11% | $300K | 300,000 | US |
| 24 | EAST CNTY ADVANCED WTR PURIFIC2026-09 | Municipal Bond | 1.02% | $275K | 275,000 | US |
| 25 | HONOLULU CITY & CNTY HI WSTWTR2027-07 | Municipal Bond | 0.98% | $266K | 265,000 | US |
| 26 | RHODE ISLAND COMMERCE CORP REV2030-06 | Municipal Bond | 0.93% | $250K | 250,000 | US |
| 27 | MARYSVILLE CA JT UNIF SCH DIST2028-08 | Municipal Bond | 0.93% | $250K | 250,000 | US |
| 28 | STOCKTON CA PUBLIC FING AUTH L2029-09 | Municipal Bond | 0.93% | $250K | 250,000 | US |
| 29 | OZARK MO COPS2034-09 | Municipal Bond | 0.93% | $250K | 250,000 | US |
| 30 | TROY AL2035-07 | Municipal Bond | 0.93% | $250K | 250,000 | US |
| 31 | UNIV OF AKRON OH2028-01 | Municipal Bond | 0.91% | $245K | 245,000 | US |
| 32 | UNIV OF LOUISVILLE KY2027-09 | Municipal Bond | 0.83% | $225K | 225,000 | US |
| 33 | INDIANA ST FIN AUTH REVENUE2033-03 | Municipal Bond | 0.83% | $225K | 225,000 | US |
| 34 | NEW HAVEN CA UNIF SCH DIST2027-08 | Municipal Bond | 0.82% | $221K | 220,000 | US |
| 35 | NEW HAVEN CA UNIF SCH DIST2028-08 | Municipal Bond | 0.80% | $215K | 215,000 | US |
| 36 | SOUTH CENTRAL CT REGL WTR AUTH2029-08 | Municipal Bond | 0.76% | $206K | 205,000 | US |
| 37 | LONG ISLAND NY PWR AUTH ELEC S2030-09 | Municipal Bond | 0.74% | $201K | 200,000 | US |
| 38 | IRVINE CA FACS FING AUTH LEASE2032-05 | Municipal Bond | 0.74% | $201K | 200,000 | US |
| 39 | N E TRAVIS CNTY TX UTILITY DIS2027-09 | Municipal Bond | 0.74% | $200K | 200,000 | US |
| 40 | AUBREY TX INDEP SCH DIST2036-02 | Municipal Bond | 0.70% | $190K | 190,000 | US |
| 41 | CONNECTICUT ST2036-03 | Municipal Bond | 0.70% | $190K | 190,000 | US |
| 42 | MCALLISTER ACADEMIC VLG LLC AZ2030-07 | Municipal Bond | 0.69% | $185K | 185,000 | US |
| 43 | WISCONSIN ST HLTH & EDUCTNL FA2028-11 | Municipal Bond | 0.67% | $180K | 180,000 | US |
| 44 | WEST WILSON TN UTILITY DIST WT2028-06 | Municipal Bond | 0.67% | $180K | 180,000 | US |
| 45 | VIRGINIA ST CMWLTH TRANSPRTN B2031-09 | Municipal Bond | 0.65% | $176K | 175,000 | US |
| 46 | HILLSBOROUGH CNTY FL SCH BRD C2031-07 | Municipal Bond | 0.65% | $175K | 175,000 | US |
| 47 | SOUTH CAROLINA ST PUBLIC SVC A2027-12 | Municipal Bond | 0.63% | $170K | 170,000 | US |
| 48 | FAIRFAX CNTY VA ECON DEV AUTH2029-04 | Municipal Bond | 0.61% | $165K | 165,000 | US |
| 49 | ANTELOPE VLY-E KERN CA WTR AGY2032-06 | Municipal Bond | 0.59% | $160K | 160,000 | US |
| 50 | JEFFERSON CA UNION HIGH SCH DI2030-08 | Municipal Bond | 0.56% | $151K | 150,000 | US |
| 51 | SAN DIEGO CA PUBLIC FACS FING2030-08 | Municipal Bond | 0.56% | $151K | 150,000 | US |
| 52 | EUGENE OR ELEC UTILITY REVENUE2029-08 | Municipal Bond | 0.56% | $151K | 150,000 | US |
| 53 | NEW YORK CITY NY TRANSITIONAL2032-08 | Municipal Bond | 0.56% | $151K | 150,000 | US |
| 54 | PALM SPRINGS CA UNIF SCH DIST2028-08 | Municipal Bond | 0.56% | $150K | 150,000 | US |
| 55 | COVINA-VLY CA UNIF SCH DIST2027-08 | Municipal Bond | 0.56% | $150K | 150,000 | US |
| 56 | NAPA VLY CA UNIF SCH DIST2037-08 | Municipal Bond | 0.56% | $150K | 150,000 | US |
| 57 | GROSSMONT CA UNION HIGH SCH DI2033-08 | Municipal Bond | 0.56% | $150K | 150,000 | US |
| 58 | NEWARK HGR EDU FIN CORP TX EDU2035-08 | Municipal Bond | 0.56% | $150K | 150,000 | US |
| 59 | TRADITION CDD #1 FL SPL ASSMNT2030-05 | Municipal Bond | 0.54% | $145K | 145,000 | US |
| 60 | INDIANA ST FIN AUTH REVENUE2029-02 | Municipal Bond | 0.52% | $140K | 140,000 | US |
| 61 | EUGENE OR ELEC UTILITY REVENUE2030-08 | Municipal Bond | 0.52% | $140K | 140,000 | US |
| 62 | DENVER CO CITY & CNTY COPS2027-06 | Municipal Bond | 0.52% | $140K | 140,000 | US |
| 63 | SEMINOLE CNTY FL SCH BRD COPS2035-07 | Municipal Bond | 0.50% | $135K | 135,000 | US |
| 64 | COLUMBUS OH MET HSG AUTH AFFOR2026-12 | Municipal Bond | 0.50% | $135K | 135,000 | US |
| 65 | SWEETWATER CA UNION HIGH SCH D2032-08 | Municipal Bond | 0.48% | $130K | 130,000 | US |
| 66 | NEWPORT NEWS VA2028-08 | Municipal Bond | 0.46% | $125K | 125,000 | US |
| 67 | MOUNTAIN VIEW LOS ALTOS CA UNI2029-08 | Municipal Bond | 0.46% | $125K | 125,000 | US |
| 68 | CALIFORNIA ST2028-08 | Municipal Bond | 0.46% | $125K | 125,000 | US |
| 69 | DOWNTOWN SAVANNAH GA AUTH2029-06 | Municipal Bond | 0.46% | $125K | 125,000 | US |
| 70 | OREGON ST FACS AUTH REVENUE2027-06 | Municipal Bond | 0.46% | $125K | 125,000 | US |
| 71 | LONG ISLAND NY PWR AUTH ELEC S2032-09 | Municipal Bond | 0.43% | $116K | 115,000 | US |
| 72 | GILBERT AZ WTR RESOURCE MUNI P2027-07 | Municipal Bond | 0.43% | $115K | 115,000 | US |
| 73 | LOS ANGELES CA CMNTY CLG DIST2034-08 | Municipal Bond | 0.43% | $115K | 115,000 | US |
| 74 | FLORIDA INSURANCE ASSISTANCE I2027-09 | Municipal Bond | 0.41% | $111K | 110,000 | US |
| 75 | NEVADA ST HIGHWAY IMPT REVENUE2028-12 | Municipal Bond | 0.41% | $110K | 110,000 | US |
| 76 | NEW JERSEY ST TRANSPRTN TRUST2031-06 | Municipal Bond | 0.41% | $110K | 110,000 | US |
| 77 | IRVINE CA FACS FING AUTH LEASE2028-05 | Municipal Bond | 0.39% | $105K | 105,000 | US |
| 78 | MINNESOTA ST PUBLIC FACS AUTH2035-03 | Municipal Bond | 0.39% | $105K | 105,000 | US |
| 79 | MASSACHUSETTS ST DEV FIN AGY R2035-01 | Municipal Bond | 0.39% | $105K | 105,000 | US |
| 80 | WEST VIRGINIA ST HOSP FIN AUTH2027-06 | Municipal Bond | 0.39% | $105K | 105,000 | US |
| 81 | BRENTWOOD MO COPS2027-10 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 82 | CLIFTON TX HGR EDU FIN CORP ED2037-08 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 83 | MERRILLVILLE IN MULTI SCH BLDG2027-07 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 84 | SAUGUS CA UNION SCH DIST SCH F2027-08 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 85 | MADISON CNTY AL BRD OF EDU CAP2027-09 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 86 | LOS ANGELES CNTY CA PUBLIC WKS2031-12 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 87 | GREAT LAKES MI WTR AUTH WTR SP2030-07 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 88 | PHOENIX AZ CIVIC IMPT CORP WST2031-07 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 89 | SANTA ANA CLG IMPT DIST #1 RAN2031-08 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 90 | OREGON ST2031-05 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 91 | UNIV OF HAWAII HI REVENUE2032-10 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 92 | SPRINGFIELD IL2031-12 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 93 | SAN ANTONIO TX ELEC & GAS REVE2034-02 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 94 | CHILTON CNTY AL HLTH CARE AUTH2035-11 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 95 | ELYRIA OH2029-12 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 96 | WORCESTER MA2036-01 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 97 | GULF SHORES AL2028-12 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 98 | UNIV OF NORTH CAROLINA WILMING2030-06 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 99 | PIERCE CNTY WA FIRE PROT DIST#2032-12 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 100 | DOBBS FERRY NY LOCAL DEV CORP2034-07 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 101 | BRAZORIA-FORT BEND CNTY TX MUN2032-09 | Municipal Bond | 0.37% | $100K | 100,000 | US |
| 102 | LOS ANGELES CNTY CA PUBLIC WKS2032-12 | Municipal Bond | 0.35% | $95K | 95,000 | US |
| 103 | DELAWARE ST2030-07 | Municipal Bond | 0.35% | $95K | 95,000 | US |
| 104 | LAFAYETTE LA PUBLIC IMPT SALES2027-03 | Municipal Bond | 0.35% | $95K | 95,000 | US |
| 105 | TEXAS ST2028-08 | Municipal Bond | 0.35% | $95K | 95,000 | US |
| 106 | ROCKY MOUNT NC SPL OBLIG2031-05 | Municipal Bond | 0.33% | $90K | 90,000 | US |
| 107 | MARPLE NEWTOWN PA SCH DIST2030-06 | Municipal Bond | 0.33% | $90K | 90,000 | US |
| 108 | SAN FRANCISCO CA CITY &CNTY AR2029-05 | Municipal Bond | 0.33% | $90K | 90,000 | US |
| 109 | MARIN CA WTR DIST FING AUTH RE2031-07 | Municipal Bond | 0.30% | $80K | 80,000 | US |
| 110 | PHOENIX AZ CIVIC IMPT CORP WST2035-07 | Municipal Bond | 0.30% | $80K | 80,000 | US |
| 111 | SOUTH CAROLINA ST PUBLIC SVC A2028-12 | Municipal Bond | 0.30% | $80K | 80,000 | US |
| 112 | SANGAMON & CHRISTIAN CNTYS IL2034-02 | Municipal Bond | 0.30% | $80K | 80,000 | US |
| 113 | KING CNTY WA SCH DIST #403 REN2027-12 | Municipal Bond | 0.28% | $75K | 75,000 | US |
| 114 | TEXAS ST WTR DEV BRD2031-10 | Municipal Bond | 0.28% | $75K | 75,000 | US |
| 115 | ILLINOIS ST FIN AUTH REVENUE2027-12 | Municipal Bond | 0.28% | $75K | 75,000 | US |
| 116 | STHRN PLATTE MO FIRE PROT DIST2036-03 | Municipal Bond | 0.28% | $75K | 75,000 | US |
| 117 | SAN JUAN TX2031-02 | Municipal Bond | 0.28% | $75K | 75,000 | US |
| 118 | TAYLOR TX INDEP SCH DIST2030-02 | Municipal Bond | 0.26% | $70K | 70,000 | US |
| 119 | KLEIN TX INDEP SCH DIST2028-08 | Municipal Bond | 0.24% | $65K | 65,000 | US |
| 120 | CARMEL IN LOCAL PUBLIC IMPT BO2029-07 | Municipal Bond | 0.24% | $65K | 65,000 | US |
| 121 | UNIV OF HAWAII HI REVENUE2031-10 | Municipal Bond | 0.24% | $65K | 65,000 | US |
| 122 | ALBANY CNTY NY2027-04 | Municipal Bond | 0.22% | $60K | 60,000 | US |
| 123 | ILLINOIS ST TOLL HIGHWAY AUTH2030-01 | Municipal Bond | 0.22% | $60K | 60,000 | US |
| 124 | MICHIGAN ST HSG DEV AUTH RENTA2034-10 | Municipal Bond | 0.22% | $60K | 60,000 | US |
| 125 | MISSISSIPPI VLY MS ST UNIV EDU2033-04 | Municipal Bond | 0.22% | $60K | 60,000 | US |
| 126 | TEXAS ST WTR DEV BRD2026-10 | Municipal Bond | 0.20% | $55K | 55,000 | US |
| 127 | LOUISIANA ST PUBLIC FACS AUTH2031-07 | Municipal Bond | 0.20% | $55K | 55,000 | US |
| 128 | SAN FRANCISCO CITY & CNTY CA P2029-10 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 129 | STHRN CALIFORNIA ST PUBLIC PWR2027-07 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 130 | SKYLAND CO MET DIST GUNNISON C2029-12 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 131 | ALACHUA CNTY FL HLTH FACS AUTH2035-12 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 132 | HAWAII ST2026-10 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 133 | LOUISIANA ST PUBLIC FACS AUTH2032-07 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 134 | NEW JERSEY ST ECON DEV AUTH RE2027-06 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 135 | CHARLOTTE-MECKLENBURG NC HOSP2031-01 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 136 | MET COUNCIL MINNEAPOLIS-SAINT2028-03 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 137 | WESTLAKE TX2036-02 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 138 | TEXAS ST WTR DEV BRD2034-10 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 139 | HAWAII CNTY HI2035-09 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 140 | CHAMBERS CNTY TX IMPT DIST #12030-09 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 141 | GEORGIA ST HGR EDU FACS AUTH R2035-06 | Municipal Bond | 0.19% | $50K | 50,000 | US |
| 142 | CALIFORNIA ST PUBLIC WKS BRD L2028-05 | Municipal Bond | 0.17% | $45K | 45,000 | US |
| 143 | E CHERRY CREEK VLY CO WTR & SA2027-11 | Municipal Bond | 0.17% | $45K | 45,000 | US |
| 144 | WENTZVILLE MO SCH DIST #R-42029-03 | Municipal Bond | 0.15% | $40K | 40,000 | US |
| 145 | NEVADA CA JT UNION HIGH SCH DI2030-08 | Municipal Bond | 0.15% | $40K | 40,000 | US |
| 146 | PEARLAND TX2030-03 | Municipal Bond | 0.13% | $35K | 35,000 | US |
| 147 | FLORIDA ST HGR EDUCTNL FACS FI2029-04 | Municipal Bond | 0.13% | $35K | 35,000 | US |
| 148 | MANCHESTER CT2028-02 | Municipal Bond | 0.13% | $35K | 35,000 | US |
| 149 | ELMORE CNTY AL BRD OF EDU CAPI2026-08 | Municipal Bond | 0.13% | $35K | 35,000 | US |
| 150 | VENTURA CNTY CA CMNTY CLG DIST2032-08 | Municipal Bond | 0.11% | $30K | 30,000 | US |
| 151 | MADISON CNTY AL BRD OF EDU CAP2030-09 | Municipal Bond | 0.11% | $30K | 30,000 | US |
| 152 | BURLESON TX2028-03 | Municipal Bond | 0.11% | $30K | 30,000 | US |
| 153 | HOUSTON TX UTILITY SYS REVENUE2031-11 | Municipal Bond | 0.11% | $30K | 30,000 | US |
| 154 | DENVER CO WEST MET DIST2032-12 | Municipal Bond | 0.11% | $30K | 30,000 | US |
| 155 | BOULDER LARIMER & WELD CNTYS C2027-12 | Municipal Bond | 0.09% | $25K | 25,000 | US |
| 156 | FRIDLEY MN INDEP SCH DIST #142027-02 | Municipal Bond | 0.09% | $25K | 25,000 | US |
| 157 | SAINT MICHAEL MN INDEP SCH DIS2030-02 | Municipal Bond | 0.09% | $25K | 25,000 | US |
| 158 | STARK CNTY OH2030-12 | Municipal Bond | 0.09% | $25K | 25,000 | US |
Find which other funds hold a stock by opening it and choosing "ETFs holding".
Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.