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P-1 Standard and Poor's Ratings Services A-1+ 2027-04-30 2027-04-30 2027-04-30 N N N 0.0408 36109906.25 36109906.25 0.0019 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 2.625000% 91282CET4 254900HROIFWPRGM1V77 US91282CET45 91282CET4 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2027-05-31 2027-05-31 2027-05-31 N N N 0.0379 148016016.00 148016016.00 0.0076 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 4.500000% 91282CHM6 254900HROIFWPRGM1V77 US91282CHM64 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-07-15 2026-07-15 2026-07-15 N N N 0.0366 200057416.00 200057416.00 0.0103 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 4.625000% 91282CJC6 254900HROIFWPRGM1V77 US91282CJC64 91282CJC6 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-10-15 2026-10-15 2026-10-15 N N N 0.0378 100231172.00 100231172.00 0.0052 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 4.250000% 91282CKE0 254900HROIFWPRGM1V77 US91282CKE02 91282CKE0 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2027-03-15 2027-03-15 2027-03-15 N N N 0.0353 63765271.36 63765271.36 0.0033 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 4.500000% 91282CKJ9 254900HROIFWPRGM1V77 US91282CKJ98 91282CKJ9 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2027-04-15 2027-04-15 2027-04-15 N N N 0.0403 82297090.10 82297090.10 0.0042 N Y Y N UNITED STATES TREASURY FLOATING RATE NOTE UNITED STATES TREASURY FLOATING RATE NOTE 3.958000% 91282CLA7 254900HROIFWPRGM1V77 US91282CLA70 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-07-01 2026-07-31 2026-07-31 N N N 0.0377 340015283.00 340015283.00 0.0175 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 4.375000% 91282CLB5 254900HROIFWPRGM1V77 US91282CLB53 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-07-31 2026-07-31 2026-07-31 N N N 0.0374 519271551.18 519271551.18 0.0268 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 3.500000% 91282CLP4 254900HROIFWPRGM1V77 US91282CLP40 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-09-30 2026-09-30 2026-09-30 N N N 0.0371 99910156.00 99910156.00 0.0052 N Y Y N UNITED STATES TREASURY FLOATING RATE NOTE UNITED STATES TREASURY FLOATING RATE NOTE 3.981000% 91282CLT6 254900HROIFWPRGM1V77 US91282CLT61 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-07-01 2026-10-31 2026-10-31 N N N 0.0392 522789323.93 522789323.93 0.0270 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 4.250000% 91282CLY5 254900HROIFWPRGM1V77 US91282CLY56 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-11-30 2026-11-30 2026-11-30 N N N 0.0358 104637972.40 104637972.40 0.0054 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 4.250000% 91282CME8 254900HROIFWPRGM1V77 US91282CME83 91282CME8 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-12-31 2026-12-31 2026-12-31 N N N 0.0355 92122187.04 92122187.04 0.0048 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 4.125000% 91282CMH1 254900HROIFWPRGM1V77 US91282CMH15 91282CMH1 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2027-01-31 2027-01-31 2027-01-31 N N N 0.0401 55034303.50 55034303.50 0.0028 N Y Y N UNITED STATES TREASURY FLOATING RATE NOTE UNITED STATES TREASURY FLOATING RATE NOTE 3.874000% 91282CMJ7 254900HROIFWPRGM1V77 US91282CMJ70 91282CMJ7 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-07-01 2027-01-31 2027-01-31 N N N 0.0381 363105513.21 363105513.21 0.0187 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 4.125000% 91282CMP3 254900HROIFWPRGM1V77 US91282CMP31 91282CMP3 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2027-02-28 2027-02-28 2027-02-28 N N N 0.0356 34022876.90 34022876.90 0.0018 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 3.875000% 91282CMV0 254900HROIFWPRGM1V77 US91282CMV09 91282CMV0 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2027-03-31 2027-03-31 2027-03-31 N N N 0.0364 154438455.37 154438455.37 0.0080 N Y Y N UNITED STATES TREASURY FLOATING RATE NOTE UNITED STATES TREASURY FLOATING RATE NOTE 3.936000% 91282CMX6 254900HROIFWPRGM1V77 US91282CMX64 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-07-01 2027-04-30 2027-04-30 N N N 0.0378 717462339.46 717462339.46 0.0370 N Y Y N UNITED STATES TREASURY NOTE/BOND UNITED STATES TREASURY NOTE/BOND 3.750000% 91282CMY4 254900HROIFWPRGM1V77 US91282CMY48 91282CMY4 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2027-04-30 2027-04-30 2027-04-30 N N N 0.0376 131250437.50 131250437.50 0.0068 N Y Y N UNITED STATES TREASURY FLOATING RATE NOTE UNITED STATES TREASURY FLOATING RATE NOTE 3.930000% 91282CNQ0 254900HROIFWPRGM1V77 US91282CNQ05 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-07-01 2027-07-31 2027-07-31 N N N 0.0381 669739525.98 669739525.98 0.0345 N Y Y N UNITED STATES TREASURY FLOATING RATE NOTE UNITED STATES TREASURY FLOATING RATE NOTE 3.966000% 91282CPG0 254900HROIFWPRGM1V77 US91282CPG05 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-07-01 2027-10-31 2027-10-31 N N N 0.0384 793810461.72 793810461.72 0.0409 N Y Y N UNITED STATES TREASURY FLOATING RATE NOTE UNITED STATES TREASURY FLOATING RATE NOTE 3.870000% 91282CPX3 254900HROIFWPRGM1V77 US91282CPX38 U.S. Treasury Debt Y Fitch, Inc. F1+ Moody's Investors Service, Inc. P-1 Standard and Poor's Ratings Services A-1+ 2026-07-01 2028-01-31 2028-01-31 N N N 0.0384 100019075.00 100019075.00 0.0052 N Y Y N Master Portfolio Trust 2026-07-07 /s/Christopher Berarducci Christopher Berarducci Principal Financial Officer