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2020-12-31 2020-12-31 N N N 0.0014 227259450.54 227259450.54 0.0066 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.10% to 0.42% 9128285S5 254900HROIFWPRGM1V77 US9128285S51 U.S. Treasury Debt Y N/A N/A 2020-12-31 2020-12-31 2020-12-31 N N N 0.0015 246441018.95 246441018.95 0.0071 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.12% 912828P87 254900HROIFWPRGM1V77 US912828P873 U.S. Treasury Debt Y N/A N/A 2021-02-28 2021-02-28 2021-02-28 N N N 0.0019 100390625.00 100390625.00 0.0029 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.15% 9128285H9 254900HROIFWPRGM1V77 US9128285H96 U.S. Treasury Debt Y N/A N/A 2020-10-01 2020-10-31 2020-10-31 N N N 0.0012 335007855.75 335007855.75 0.0097 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.16% 91282CAA9 254900HROIFWPRGM1V77 US91282CAA99 U.S. Treasury Debt Y N/A N/A 2020-10-01 2022-07-31 2022-07-31 N N N 0.0016 528963007.03 528963007.03 0.0153 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.21% 912828ZK9 254900HROIFWPRGM1V77 US912828ZK94 U.S. Treasury Debt Y N/A N/A 2020-10-01 2022-04-30 2022-04-30 N N N 0.0015 565573395.90 565573395.90 0.0164 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.22% 9128285Y2 254900HROIFWPRGM1V77 US9128285Y20 U.S. Treasury Debt Y N/A N/A 2020-10-01 2021-01-31 2021-01-31 N N N 0.0012 866701611.71 866701611.71 0.0251 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.24% 9128286Q8 254900HROIFWPRGM1V77 US9128286Q86 U.S. Treasury Debt Y N/A N/A 2020-10-01 2021-04-30 2021-04-30 N N N 0.0011 905695157.65 905695157.65 0.0263 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.25% 912828Z45 254900HROIFWPRGM1V77 US912828Z450 U.S. Treasury Debt Y N/A N/A 2020-10-01 2022-01-31 2022-01-31 N N N 0.0013 1965206555.46 1965206555.46 0.0570 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.32% 9128287G9 254900HROIFWPRGM1V77 US9128287G95 U.S. Treasury Debt Y N/A N/A 2020-10-01 2021-07-31 2021-07-31 N N N 0.0010 383188132.80 383188132.80 0.0111 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.40% 912828YN4 254900HROIFWPRGM1V77 US912828YN43 U.S. Treasury Debt Y N/A N/A 2020-10-01 2021-10-31 2021-10-31 N N N 0.0010 630999081.51 630999081.51 0.0183 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.42% 912828M98 254900HROIFWPRGM1V77 US912828M987 U.S. Treasury Debt Y N/A N/A 2020-11-30 2020-11-30 2020-11-30 N N N 0.0013 5012410.85 5012410.85 0.0001 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.42% 912828A42 254900HROIFWPRGM1V77 US912828A420 U.S. Treasury Debt Y N/A N/A 2020-11-30 2020-11-30 2020-11-30 N N N 0.0014 5015482.95 5015482.95 0.0001 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.42% 912828N48 254900HROIFWPRGM1V77 US912828N480 U.S. Treasury Debt Y N/A N/A 2020-12-31 2020-12-31 2020-12-31 N N N 0.0014 10040282.00 10040282.00 0.0003 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.42% 9128283X6 254900HROIFWPRGM1V77 US9128283X64 U.S. Treasury Debt Y N/A N/A 2021-02-15 2021-02-15 2021-02-15 N N N 0.0016 5039062.50 5039062.50 0.0001 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.42% 912828PX2 254900HROIFWPRGM1V77 US912828PX26 U.S. Treasury Debt Y N/A N/A 2021-02-15 2021-02-15 2021-02-15 N N N 0.0023 2025468.76 2025468.76 0.0001 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 0.69% 912828PC8 254900HROIFWPRGM1V77 US912828PC88 U.S. Treasury Debt Y N/A N/A 2020-11-15 2020-11-15 2020-11-15 N N N 0.0016 32580835.55 32580835.55 0.0009 N Y Y N Fidelity Colchester Street Trust: Treasury Only Portfolio 2020-10-02 Laura M. Del Prato Laura M. Del Prato President and Treasurer