N-MFP3 0000917286 XXXXXXXX 2026-08-31 Fidelity Hereford Street Trust 0000917286 549300KQI5JTFSYJTM18 Fidelity Treasury Digital Fund 254900YKV8XBVW2K5V95 S000089156 2 N N 033-52577 Fidelity Management & Research Company LLC 801-07884 FMR Investment Management (UK) Limited 801-28773 Fidelity Management & Research (Hong Kong) Limited 801-69507 Fidelity Management & Research (Japan) Limited 801-69571 PricewaterhouseCoopers LLP Boston MA Fidelity Service Company Fidelity Investments Institutional Operations Company LLC 0000862124 084-01839 N N N Government N Y 20 20 82092017.83 82092017.83 1.0000 1.0000 2026-08-03 83083335.15 83083335.15 1.0000 1.0000 2026-08-04 88841155.73 88841155.73 1.0000 1.0000 2026-08-05 93829220.78 93829220.78 1.0000 1.0000 2026-08-06 95855102.21 95855102.21 1.0000 1.0000 2026-08-07 95863729.37 95863729.37 1.0000 1.0000 2026-08-10 84918219.75 84918219.75 1.0000 1.0000 2026-08-11 79929718.32 79929718.32 1.0000 1.0000 2026-08-12 79937866.84 79937866.84 1.0000 1.0000 2026-08-13 78921786.08 78921786.08 1.0000 1.0000 2026-08-14 78929829.52 78929829.52 1.0000 1.0000 2026-08-17 82920862.95 82920862.95 1.0000 1.0000 2026-08-18 76528324.74 76528324.74 1.0000 1.0000 2026-08-19 72552734.88 72552734.88 1.0000 1.0000 2026-08-20 72574933.01 72574933.01 1.0000 1.0000 2026-08-21 72582332.38 72582332.38 1.0000 1.0000 2026-08-24 72589728.72 72589728.72 1.0000 1.0000 2026-08-25 72597125.05 72597125.05 1.0000 1.0000 2026-08-26 68604104.72 68604104.72 1.0000 1.0000 2026-08-27 68625083.39 68625083.39 1.0000 1.0000 2026-08-28 51630405.25 51630405.25 1.0000 1.0000 2026-08-31 54.46 51630608.59 51630350.79 228473.75 242235.74 51616643.26 51613511.8500 Y 1.0000 0.0372 2026-08-03 0.0372 2026-08-04 0.0372 2026-08-05 0.0372 2026-08-06 0.0372 2026-08-07 0.0371 2026-08-10 0.0371 2026-08-11 0.0372 2026-08-12 0.0372 2026-08-13 0.0372 2026-08-14 0.0373 2026-08-17 0.0373 2026-08-18 0.0373 2026-08-19 0.0373 2026-08-20 0.0373 2026-08-21 0.0373 2026-08-24 0.0373 2026-08-25 0.0373 2026-08-26 0.0373 2026-08-27 0.0373 2026-08-28 0.0373 2026-08-31 1.0001 2026-08-03 1.0000 2026-08-04 1.0001 2026-08-05 1.0000 2026-08-06 1.0000 2026-08-07 1.0001 2026-08-10 1.0001 2026-08-11 1.0001 2026-08-12 1.0001 2026-08-13 1.0001 2026-08-14 1.0001 2026-08-17 1.0001 2026-08-18 1.0001 2026-08-19 1.0001 2026-08-20 1.0001 2026-08-21 1.0001 2026-08-24 1.0001 2026-08-25 1.0001 2026-08-26 1.0001 2026-08-27 1.0001 2026-08-28 1.0001 2026-08-31 N N Fidelity Treasury Digital Fund - Liquidity C000255665 1000000.00 20382902.62 20382351.4700 1.0000 2026-08-03 1.0000 2026-08-04 1.0000 2026-08-05 1.0000 2026-08-06 1.0000 2026-08-07 1.0000 2026-08-10 1.0000 2026-08-11 1.0000 2026-08-12 1.0000 2026-08-13 1.0000 2026-08-14 1.0000 2026-08-17 1.0000 2026-08-18 1.0000 2026-08-19 1.0000 2026-08-20 1.0000 2026-08-21 1.0000 2026-08-24 1.0000 2026-08-25 1.0000 2026-08-26 1.0000 2026-08-27 1.0000 2026-08-28 1.0000 2026-08-31 65187.60 0.00 2026-08-03 0.00 0.00 2026-08-04 5749400.00 0.00 2026-08-05 0.00 0.00 2026-08-06 2000000.00 0.00 2026-08-07 0.00 0.00 2026-08-10 0.00 0.00 2026-08-11 0.00 0.00 2026-08-12 0.00 0.00 2026-08-13 0.00 0.00 2026-08-14 0.00 0.00 2026-08-17 0.00 0.00 2026-08-18 0.00 0.00 2026-08-19 0.00 0.00 2026-08-20 0.00 0.00 2026-08-21 0.00 0.00 2026-08-24 0.00 0.00 2026-08-25 0.00 0.00 2026-08-26 0.00 0.00 2026-08-27 0.00 0.00 2026-08-28 0.00 1000000.00 2026-08-31 7814587.60 1000000.00 0.0353 2026-08-03 0.0354 2026-08-04 0.0354 2026-08-05 0.0354 2026-08-06 0.0354 2026-08-07 0.0353 2026-08-10 0.0353 2026-08-11 0.0354 2026-08-12 0.0354 2026-08-13 0.0354 2026-08-14 0.0355 2026-08-17 0.0355 2026-08-18 0.0355 2026-08-19 0.0355 2026-08-20 0.0355 2026-08-21 0.0355 2026-08-24 0.0355 2026-08-25 0.0355 2026-08-26 0.0355 2026-08-27 0.0355 2026-08-28 0.0355 2026-08-31 Y 1091.41 Other AFFILIATED ENTITY 0.2355 0.0000 Other PARTNERSHIP 0.7615 0.0000 N Fidelity Treasury Digital Fund - OnChain Class C000261149 1000000.00 31233740.64 31231160.3800 1.0001 2026-08-03 1.0001 2026-08-04 1.0001 2026-08-05 1.0000 2026-08-06 1.0001 2026-08-07 1.0001 2026-08-10 1.0001 2026-08-11 1.0001 2026-08-12 1.0001 2026-08-13 1.0001 2026-08-14 1.0001 2026-08-17 1.0001 2026-08-18 1.0001 2026-08-19 1.0001 2026-08-20 1.0001 2026-08-21 1.0001 2026-08-24 1.0001 2026-08-25 1.0001 2026-08-26 1.0001 2026-08-27 1.0001 2026-08-28 1.0001 2026-08-31 217515.14 0.00 2026-08-03 0.00 0.00 2026-08-04 0.00 0.00 2026-08-05 0.00 0.00 2026-08-06 0.00 0.00 2026-08-07 0.00 0.00 2026-08-10 0.00 0.00 2026-08-11 0.00 5000394.58 2026-08-12 0.00 0.00 2026-08-13 0.00 1038918.21 2026-08-14 0.00 0.00 2026-08-17 0.00 0.00 2026-08-18 0.00 6400000.00 2026-08-19 0.00 0.00 2026-08-20 0.00 0.00 2026-08-21 0.00 0.00 2026-08-24 0.00 0.00 2026-08-25 0.00 0.00 2026-08-26 0.00 4000000.00 2026-08-27 0.00 0.00 2026-08-28 0.00 16000000.00 2026-08-31 217515.14 32439312.79 0.0351 2026-08-03 0.0352 2026-08-04 0.0352 2026-08-05 0.0352 2026-08-06 0.0352 2026-08-07 0.0351 2026-08-10 0.0351 2026-08-11 0.0352 2026-08-12 0.0352 2026-08-13 0.0352 2026-08-14 0.0353 2026-08-17 0.0353 2026-08-18 0.0353 2026-08-19 0.0353 2026-08-20 0.0353 2026-08-21 0.0353 2026-08-24 0.0353 2026-08-25 0.0353 2026-08-26 0.0353 2026-08-27 0.0353 2026-08-28 0.0353 2026-08-31 Y 1935.66 Other PARTNERSHIP 0.9615 0.0000 N US Treasury Bill UST BILLS 0% 09/03/2026 912797RS8 254900HROIFWPRGM1V77 US912797RS85 LOG157000 U.S. Treasury Debt Y N/A N/A 2026-09-03 2026-09-03 2026-09-03 N N N 0.0245 4643171.18 4643171.18 0.0900 N Y Y N US Treasury Bill UST BILLS 0% 10/01/2026 912797SA6 254900HROIFWPRGM1V77 US912797SA68 LRA513000 U.S. Treasury Debt Y N/A N/A 2026-10-01 2026-10-01 2026-10-01 N N N 0.0366 3987652.76 3987652.76 0.0773 N Y Y N US Treasury Bill UST BILLS 0% 09/17/2026 912797UG0 254900HROIFWPRGM1V77 US912797UG01 MHP581000 U.S. Treasury Debt Y N/A N/A 2026-09-17 2026-09-17 2026-09-17 N N N 0.0351 5990295.12 5990295.12 0.1161 N Y Y N US Treasury Bill UST BILLS 0% 10/15/2026 912797UK1 254900HROIFWPRGM1V77 US912797UK13 MJU554000 U.S. Treasury Debt Y N/A N/A 2026-10-15 2026-10-15 2026-10-15 N N N 0.0371 4977288.80 4977288.80 0.0964 N Y Y N US Treasury Bill UST BILLS 0% 09/08/2026 912797VB0 254900HROIFWPRGM1V77 US912797VB05 MNL682000 U.S. Treasury Debt Y N/A N/A 2026-09-08 2026-09-08 2026-09-08 N N N 0.0324 12078597.33 12078597.33 0.2340 N Y Y N US Treasury Bill UST BILLS 0% 09/15/2026 912797VC8 254900HROIFWPRGM1V77 US912797VC87 MPE943000 U.S. Treasury Debt Y N/A N/A 2026-09-15 2026-09-15 2026-09-15 N N N 0.0345 9985948.10 9985948.10 0.1935 N Y Y N US Treasury Bill UST BILLS 0% 09/29/2026 912797VE4 254900HROIFWPRGM1V77 US912797VE44 MTO403000 U.S. Treasury Debt Y N/A N/A 2026-09-29 2026-09-29 2026-09-29 N N N 0.0366 4985605.30 4985605.30 0.0966 N Y Y N US Treasury Bill UST BILLS 0% 10/06/2026 912797VK0 254900HROIFWPRGM1V77 US912797VK04 MUF665000 U.S. Treasury Debt Y N/A N/A 2026-10-06 2026-10-06 2026-10-06 N N N 0.0366 4982050.00 4982050.00 0.0965 N Y Y N Fidelity Treasury Digital Fund 2026-09-02 Laura M. Del Prato Laura M. Del Prato President and Treasurer