NPORT-P false 0000831114 XXXXXXXX S000081704 C000244682 RBB Fund, Inc. 811-05518 0000831114 5493005KKD0GVHSW0D29 615 East Michigan Street Milwaukee 53202 262-378-6278 F/m Opportunistic Income ETF S000081704 5493000MOP5QDGSJIY36 2026-08-31 2026-05-31 N 47175716.960000000000 1472561.600000000000 45703155.360000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 2359.390000000000 USD N N/A N/A BX Trust N/A 05593VAA1 481977.320000000000 PA USD 481165.710000000000 1.0528063242 Long ABS-MBS CORP US N 2 2030-03-15 Floating 4.770920000000 N N N N N N BX Trust N/A 05612TAC9 479750.000000000000 PA USD 479749.970000000000 1.0497086388 Long ABS-MBS CORP US N 2 2041-06-15 Floating 5.567856000000 N N N N N N BANK OF NY MELLON CORP WFLLPEPC7FZXENRZV188 064058AL4 663000.000000000000 PA USD 656133.320000000000 1.4356411824 Long EP CORP US N 2 N N N Chase Mortgage Finance Corpora N/A 16159PAG4 546531.470000000000 PA USD 549330.770000000000 1.2019537069 Long ABS-MBS CORP US N 2 2054-06-25 Variable 6.000000000000 N N N N N N Ace Securities Corp. N/A 004421CP6 234620.770000000000 PA USD 209037.830000000000 0.4573816148 Long ABS-MBS CORP US N 2 2033-07-25 Floating 4.538800000000 N N N N N N AMER AIRLINE 17-1 A PTT N/A 02378AAA5 136200.000000000000 PA USD 131394.940000000000 0.2874964299 Long DBT CORP US N 2 2029-02-15 Fixed 4.000000000000 N N N N N N ANTARES HOLDINGS 5493008EAIGV4283RM42 03666HAH4 1050000.000000000000 PA USD 1052843.670000000000 2.3036564143 Long DBT CORP US N 2 2029-10-23 Fixed 6.350000000000 N N N N N N Argent Securities Inc. N/A 040104LM1 199354.250000000000 PA USD 188003.140000000000 0.4113570245 Long ABS-MBS CORP US N 2 2034-10-25 Floating 4.478800000000 N N N N N N ARES CAPITAL CORP WEQ82666OJYSI5GUAB47 04010LBH5 882000.000000000000 PA USD 876892.890000000000 1.9186703480 Long DBT CORP US N 2 2032-03-08 Fixed 5.800000000000 N N N N N ATHENE HOLDING LTD 549300H316CT32FQXI76 04686JAM3 807000.000000000000 PA USD 779678.850000000000 1.7059628462 Long DBT CORP US N 2 2055-06-28 Variable 6.875000000000 N N N N N N Woodward Capital Management N/A 74938QAA2 471821.260000000000 PA USD 484018.910000000000 1.0590492192 Long ABS-MBS CORP US N 2 2054-06-25 Variable 6.500000000000 N N N N N N SBA TOWER TRUST N/A 78403DAX8 519000.000000000000 PA USD 457773.800000000000 1.0016240594 Long DBT CORP US N 2 2031-10-15 Fixed 2.593000000000 N N N N N N SEMPRA PBBKGKLRK5S5C0Y4T545 816851BM0 666000.000000000000 PA USD 657695.680000000000 1.4390596772 Long DBT CORP US N 2 2052-04-01 Variable 4.125000000000 N N N N N N Sequoia Mortgage Trust N/A 81749NAV7 602081.240000000000 PA USD 598096.170000000000 1.3086539984 Long ABS-MBS CORP US N 2 2054-09-25 Variable 5.500000000000 N N N N N N TRANSCANADA TRUST 549300Y0MFCAXLBWUV51 89356BAB4 635000.000000000000 PA USD 636132.040000000000 1.3918777270 Long DBT CORP CA N 2 2076-08-15 Variable 5.875000000000 N N N N N N U.S. Bank Money Market Deposit Account N/A 8AMMF0A92 18675.930000000000 NS USD 18675.930000000000 0.0408635462 Long STIV RF US N 1 N N N US TREASURY N/B 254900HROIFWPRGM1V77 91282CPW5 1426000.000000000000 PA USD 1403050.310000000000 3.0699200065 Long DBT UST US N 2 2031-01-31 Fixed 3.750000000000 N N N N N N US TREASURY N/B 254900HROIFWPRGM1V77 91282CQC8 1230000.000000000000 PA USD 1192811.720000000000 2.6099110895 Long DBT UST US N 2 2033-02-28 Fixed 3.750000000000 N N N N N N US TREASURY N/B 254900HROIFWPRGM1V77 91282CQK0 1147000.000000000000 PA USD 1133827.420000000000 2.4808515103 Long DBT UST US N 2 2031-04-30 Fixed 3.875000000000 N N N N N N US TREASURY N/B 254900HROIFWPRGM1V77 91282CQR5 771000.000000000000 PA USD 767385.940000000000 1.6790655568 Long DBT UST US N 2 2029-05-15 Fixed 3.875000000000 N N N N N N WAMU Mortgage Pass-Through Cer N/A 92922FB49 258112.780000000000 PA USD 255365.500000000000 0.5587480733 Long ABS-MBS CORP US N 2 2034-11-25 Floating 4.418800000000 N N N N N N WAMU Mortgage Pass-Through Cer N/A 92922FC97 750866.300000000000 PA USD 755842.230000000000 1.6538075414 Long ABS-MBS CORP US N 2 2045-01-25 Floating 4.358800000000 N N N N N N WAMU Mortgage Pass-Through Cer N/A 92922FD62 320571.140000000000 PA USD 333227.210000000000 0.7291120435 Long ABS-MBS CORP US N 2 2045-01-25 Floating 4.458800000000 N N N N N N Wells Fargo Mortgage Backed Se N/A 94981VAL1 159467.010000000000 PA USD 159664.070000000000 0.3493502117 Long ABS-MBS CORP US N 2 2034-07-25 Variable 6.412760000000 N N N N N N CVS PASS-THROUGH TRUST N/A 126650BS8 718128.740000000000 PA USD 755091.360000000000 1.6521646133 Long DBT CORP US N 2 2032-01-10 Fixed 7.507000000000 N N N N N N CVS PASS-THROUGH TRUST N/A 126650BV1 125858.160000000000 PA USD 125767.080000000000 0.2751824880 Long DBT CORP US N 2 2033-01-10 Fixed 5.773000000000 N N N N N N Chase Mortgage Finance Corpora N/A 16159VAE6 911713.560000000000 PA USD 913457.330000000000 1.9986745397 Long ABS-MBS CORP US N 2 2055-12-25 Variable 5.500000000000 N N N N N N COTERRA ENERGY OP CO 11KYOFXPU1C4CQL1CL44 171798AE1 263000.000000000000 PA USD 256514.390000000000 0.5612618822 Long DBT CORP US N 2 2029-03-15 Fixed 4.375000000000 N N N N N N Citigroup Mortgage Loan Trust N/A 17331WBB8 356736.710000000000 PA USD 365960.650000000000 0.8007338818 Long ABS-MBS CORP US N 2 2054-06-25 Variable 6.500000000000 N N N N N N COTY/HFC PRESTIGE/INT US N/A 222070AG9 693000.000000000000 PA USD 673402.380000000000 1.4734264510 Long DBT CORP US N 2 2029-01-15 Fixed 4.750000000000 N N N N N N DB Master Finance LLC 549300F17UZJL70BPB08 233046AN1 477500.000000000000 PA USD 471790.740000000000 1.0322935830 Long ABS-O CORP US N 2 2051-11-20 Fixed 2.045000000000 N N N N N N DC Commercial Mortgage Trust N/A 24023AAC4 1030000.000000000000 PA USD 1045818.400000000000 2.2882848936 Long ABS-MBS CORP US N 2 2040-09-12 Fixed 6.804300000000 N N N N N N Extended Stay America Trust N/A 30227TAC4 481566.670000000000 PA USD 481976.420000000000 1.0545801842 Long ABS-MBS CORP US N 2 2042-10-15 Floating 5.227090000000 N N N N N N Fannie Mae B1V7KEBTPIMZEU4LTD58 3136BRTV9 951803.580000000000 PA USD 954651.940000000000 2.0888096948 Long ABS-MBS USGSE US N 2 2044-03-25 Fixed 5.000000000000 N N N N N N Fannie Mae B1V7KEBTPIMZEU4LTD58 3136BRVF1 506815.030000000000 PA USD 508435.570000000000 1.1124736706 Long ABS-MBS USGSE US N 2 2050-04-25 Fixed 5.000000000000 N N N N N N Fannie Mae B1V7KEBTPIMZEU4LTD58 31418ED80 893901.780000000000 PA USD 841074.580000000000 1.8402987132 Long ABS-MBS USGSE US N 2 2052-06-01 Fixed 4.000000000000 N N N N N N Flagship Credit Auto Trust N/A 33846QAG6 699473.010000000000 PA USD 692249.260000000000 1.5146640413 Long ABS-O CORP US N 2 2027-09-15 Fixed 1.650000000000 N N N N N N FORD MOTOR COMPANY 20S05OYHG0MQM4VUIC57 345370DA5 742000.000000000000 PA USD 657515.160000000000 1.4386646935 Long DBT CORP US N 2 2032-02-12 Fixed 3.250000000000 N N N N N N GXO LOGISTICS INC 5493007CNWMXN78JRN66 36262GAF8 800000.000000000000 PA USD 827192.240000000000 1.8099236989 Long DBT CORP US N 2 2029-05-06 Fixed 6.250000000000 N N N N N N Government National Mortgage A 549300M8ZYFG0OCMTT87 38383BV66 964184.750000000000 PA USD 978725.710000000000 2.1414838916 Long ABS-MBS USGA US N 2 2055-08-20 Fixed 6.500000000000 N N N N N N Government National Mortgage A 549300M8ZYFG0OCMTT87 38384EZZ1 768586.800000000000 PA USD 750835.390000000000 1.6428524116 Long ABS-MBS USGA US N 2 2049-03-20 Fixed 4.000000000000 N N N N N N Government National Mortgage A 549300M8ZYFG0OCMTT87 38385MAR7 992321.820000000000 PA USD 1005424.370000000000 2.1999014337 Long ABS-MBS USGA US N 2 2055-12-20 Fixed 6.000000000000 N N N N N N Jack in the Box Funding, LLC N/A 466365AD5 581025.000000000000 PA USD 564160.720000000000 1.2344021229 Long ABS-O CORP US N 2 2052-02-26 Fixed 3.445000000000 N N N N N N JP Morgan Mortgage Trust N/A 46655KBU9 465952.040000000000 PA USD 446646.140000000000 0.9772763751 Long ABS-MBS CORP US N 2 2052-11-25 Variable 3.000000000000 N N N N N N F/M High Yield 100 ETF 529900T1M8HKCKKG6H81 74933W197 88308.000000000000 NS USD 4584068.280000000000 10.0300914541 Long EC RF US N 1 N N N F/m Ultrashort Treasury Inflat 5299000J5VH6XTHXW407 74933W213 4398.000000000000 NS USD 219900.000000000000 0.4811483983 Long EC RF US N 1 N N N F/m 3-Year Investment Grade Co 5299006YR4R79V4XHA43 74933W395 74230.000000000000 NS USD 3762117.440000000000 8.2316361099 Long EC RF US N 1 N N N JP Morgan Mortgage Trust N/A 46595TAC4 671344.960000000000 PA USD 672968.840000000000 1.4724778513 Long ABS-MBS CORP US N 2 2055-06-25 Variable 5.592000000000 N N N N N N JP Morgan Mortgage Trust N/A 46651FAT8 325354.390000000000 PA USD 326227.350000000000 0.7137961207 Long ABS-MBS CORP US N 2 2049-10-25 Variable 5.105035000000 N N N N N N JP Morgan Mortgage Trust N/A 46658TAD6 736481.850000000000 PA USD 739962.230000000000 1.6190615816 Long ABS-MBS CORP US N 2 2055-06-25 Variable 6.000000000000 N N N N N N KYNDRYL HOLDINGS INC 549300LQ4LWX2R8ZV130 50155QAN0 674000.000000000000 PA USD 645004.350000000000 1.4112906317 Long DBT CORP US N 2 2034-02-20 Fixed 6.350000000000 N N N N N Long Beach Mortgage Loan Trust N/A 542514EE0 445991.440000000000 PA USD 437259.120000000000 0.9567372680 Long ABS-MBS CORP US N 2 2033-08-25 Floating 4.318800000000 N N N N N N MASTR Seasoned Securitization N/A 55265WCF8 209459.570000000000 PA USD 191273.290000000000 0.4185122198 Long ABS-MBS CORP US N 2 2032-09-25 Variable 5.708770000000 N N N N N N MTN Commercial Mortgage Trust N/A 624944AA2 1000000.000000000000 PA USD 993406.170000000000 2.1736052187 Long ABS-MBS CORP US N 2 2043-05-15 Variable 5.153240000000 N N N N N N NORTHWEST TX INDEP SCH DIST N/A 667826HG9 700000.000000000000 PA USD 740995.280000000000 1.6213219288 Long DBT MUN US N 2 2055-02-15 Fixed 5.250000000000 N N N N N N PHILLIPS 66 PARTNERS LP 549300TL5L4IG0H4FX64 718549AD0 58000.000000000000 PA USD 57569.370000000000 0.1259636661 Long DBT CORP US N 2 2026-10-01 Fixed 3.550000000000 N N N N N N PHILLIPS 66 PARTNERS LP 549300TL5L4IG0H4FX64 718549AF5 750000.000000000000 PA USD 728857.530000000000 1.5947641345 Long DBT CORP US N 2 2028-03-01 Fixed 3.750000000000 N N N N N N PHILLIPS 66 PARTNERS LP 549300TL5L4IG0H4FX64 718549AH1 408000.000000000000 PA USD 376574.180000000000 0.8239566328 Long DBT CORP US N 2 2029-12-15 Fixed 3.150000000000 N N N N N N PRINCETON TX INDEP SCH DIST N/A 742395YP5 685000.000000000000 PA USD 704744.600000000000 1.5420042543 Long DBT MUN US N 2 2054-02-15 Fixed 5.000000000000 N N N N N N Provident Funding Mortgage Tru N/A 74388NAC0 725716.740000000000 PA USD 727167.000000000000 1.5910651995 Long ABS-MBS CORP US N 2 2055-02-25 Variable 5.500000000000 N N N N N N Provident Funding Mortgage Tru N/A 74389DAD9 1022567.610000000000 PA USD 1023340.840000000000 2.2391032565 Long ABS-MBS CORP US N 2 2055-06-25 Variable 5.500000000000 N N N N N N QTS ISSUER ABS I LLC N/A 74690DAA9 500000.000000000000 PA USD 497059.880000000000 1.0875832885 Long ABS-O CORP US N 2 2055-05-25 Fixed 5.439000000000 N N N N N N RD MICHIGAN PROP OWNER I N/A 74941YAA0 450000.000000000000 PA USD 451053.910000000000 0.9869207201 Long DBT CORP US N 2 2045-03-30 Fixed 7.500000000000 N N N N N N Mount Vernon Liquid Assets Portfolio, LLC N/A N/A 1457398.500000000000 NS USD 1457398.500000000000 3.1888356253 Long STIV PF US N N/A N N 2026-07-25 RBB Fund, Inc. /s/ James G. Shaw RBB Fund, Inc. CFO COO Secretary XXXX