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OPERATIONS CO. 0000862124 084-01839 N N N Exempt Government N 41 104 14249813899.90 14147492902.86 14368824930.12 14408131746.62 14249813899.90 14147492902.86 14368824930.12 14408131746.62 0.9900 0.9900 0.9900 0.9900 0.9900 0.9900 0.9900 0.9900 235.85 14671828454.17 14670207375.91 155790941.56 262479622.11 14563518931.21 14561932483.65 1.0000 0.0182 1.0002 1.0002 1.0002 1.0002 C000013037 1000000.00 6926864137.87 6925758661.01 1.0003 1.0003 1.0003 1.0003 299232252.16 186387832.38 195676793.70 304799295.90 236059705.95 209513829.32 336211659.62 270861749.76 1297754408.96 1134780573.27 0.0164 Y Fidelity Investments, Reimbursement Fees, -202932.12; C000013074 1000000.00 246847307.75 246868584.43 1.0000 1.0000 1.0000 1.0000 35296072.49 11713738.60 2010325.10 34283902.56 10816788.49 11010618.32 3929103.64 2430254.17 56340554.01 62313265.70 0.0149 Y Fidelity Investments, Reimbursement Fees, -6943.10; C000013075 1000000.00 944818632.64 944550146.74 1.0004 1.0004 1.0004 1.0004 122453178.49 133501833.80 76433141.00 51826378.08 59808465.08 112142915.30 65203117.09 73289886.81 374176713.57 400882508.48 0.0139 Y Fidelity Investments, Reimbursement Fees, -24999.68; C000013076 1000000.00 102043818.84 102044570.44 1.0001 1.0001 1.0001 1.0001 6628322.41 12737977.00 26144544.06 17710000.00 640427.14 2084367.78 766372.67 662162.68 29977540.69 45193982.02 0.0159 Y Fidelity Investments, Reimbursement Fees, -3407.11; C000056567 1000000.00 115284026.59 115268984.20 1.0003 1.0002 1.0002 1.0002 990797.15 3650917.93 2455321.89 2663699.29 1506953.62 1740101.69 2701393.19 2304398.46 9144796.37 11682504.13 0.0114 Y Fidelity Investments, Reimbursement Fees, -2656.63; C000141702 10000000.00 6227661007.52 6227441536.82 1.0002 1.0001 1.0001 1.0002 368753207.88 220606573.59 333451805.34 224240779.25 340871092.66 174080204.20 247563055.51 188933553.24 1441390270.55 932148227.72 0.0168 Y Fidelity Investments, Reimbursement Fees, -232736.05; U.S. Treasury Bills U.S. Treasury Bills, 1.34% 912796PJ2 254900HROIFWPRGM1V77 US912796PJ22 U.S. Treasury Debt Y N/A N/A 2018-06-07 2018-06-07 2018-06-07 N N N 0.0134 1262675560.56 1262675560.56 0.0867 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.47% 912796PL7 254900HROIFWPRGM1V77 US912796PL77 U.S. Treasury Debt Y N/A N/A 2018-06-14 2018-06-14 2018-06-14 N N N 0.0147 901488620.12 901488620.12 0.0619 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.64% 912796MF3 254900HROIFWPRGM1V77 US912796MF37 U.S. Treasury Debt Y N/A N/A 2018-06-21 2018-06-21 2018-06-21 N N N 0.0164 1373578598.20 1373578598.20 0.0943 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.69% 912796PM5 254900HROIFWPRGM1V77 US912796PM50 U.S. Treasury Debt Y N/A N/A 2018-06-28 2018-06-28 2018-06-28 N N N 0.0169 780986817.34 780986817.34 0.0536 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.70% 912796PN3 254900HROIFWPRGM1V77 US912796PN34 U.S. Treasury Debt Y N/A N/A 2018-07-05 2018-07-05 2018-07-05 N N N 0.0170 1183052653.95 1183052653.95 0.0812 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.72% 912796PQ6 254900HROIFWPRGM1V77 US912796PQ64 U.S. Treasury Debt Y N/A N/A 2018-07-12 2018-07-12 2018-07-12 N N N 0.0172 403193656.40 403193656.40 0.0277 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.77% 912796PR4 254900HROIFWPRGM1V77 US912796PR48 U.S. Treasury Debt Y N/A N/A 2018-07-26 2018-07-26 2018-07-26 N N N 0.0177 72800365.44 72800365.44 0.0050 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.84% 912796PU7 254900HROIFWPRGM1V77 US912796PU76 U.S. Treasury Debt Y N/A N/A 2018-08-09 2018-08-09 2018-08-09 N N N 0.0184 281000749.92 281000749.92 0.0193 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.85% 912796NQ8 254900HROIFWPRGM1V77 US912796NQ82 U.S. Treasury Debt Y N/A N/A 2018-08-16 2018-08-16 2018-08-16 N N N 0.0185 423337897.25 423337897.25 0.0291 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.85% 912796PV5 254900HROIFWPRGM1V77 US912796PV59 U.S. Treasury Debt Y N/A N/A 2018-08-23 2018-08-23 2018-08-23 N N N 0.0185 423178683.75 423178683.75 0.0291 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.90% 912796PW3 254900HROIFWPRGM1V77 US912796PW33 U.S. Treasury Debt Y N/A N/A 2018-08-30 2018-08-30 2018-08-30 N N N 0.0190 1163073739.80 1163073739.80 0.0799 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 1.95% 912796QB8 254900HROIFWPRGM1V77 US912796QB86 U.S. Treasury Debt Y N/A N/A 2018-10-04 2018-10-04 2018-10-04 N N N 0.0195 429114373.92 429114373.92 0.0295 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 2.04% 912796PD5 254900HROIFWPRGM1V77 US912796PD51 U.S. Treasury Debt Y N/A N/A 2018-11-08 2018-11-08 2018-11-08 N N N 0.0204 138763333.80 138763333.80 0.0095 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 2.05% 912796QK8 254900HROIFWPRGM1V77 US912796QK85 U.S. Treasury Debt Y N/A N/A 2018-11-23 2018-11-23 2018-11-23 N N N 0.0205 212909722.70 212909722.70 0.0146 N Y Y N U.S. Treasury Bills U.S. Treasury Bills, 2.09% 912796QL6 254900HROIFWPRGM1V77 US912796QL68 U.S. Treasury Debt Y N/A N/A 2018-11-29 2018-11-29 2018-11-29 N N N 0.0209 143514605.50 143514605.50 0.0099 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.67% 912828T42 254900HROIFWPRGM1V77 US912828T420 U.S. Treasury Debt Y N/A N/A 2018-09-30 2018-09-30 2018-09-30 N N N 0.0201 99582030.00 99582030.00 0.0068 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.70% to 1.74% 912828VK3 254900HROIFWPRGM1V77 US912828VK31 U.S. Treasury Debt Y N/A N/A 2018-06-30 2018-06-30 2018-06-30 N N N 0.0173 418756322.83 418756322.83 0.0288 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.70% 912828R93 254900HROIFWPRGM1V77 US912828R937 U.S. Treasury Debt Y N/A N/A 2018-06-30 2018-06-30 2018-06-30 N N N 0.0170 144870132.20 144870132.20 0.0099 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.71% 912828XF2 254900HROIFWPRGM1V77 US912828XF28 U.S. Treasury Debt Y N/A N/A 2018-06-15 2018-06-15 2018-06-15 N N N 0.0161 147970217.96 147970217.96 0.0102 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.75% 912828QT0 254900HROIFWPRGM1V77 US912828QT05 U.S. Treasury Debt Y N/A N/A 2018-06-30 2018-06-30 2018-06-30 N N N 0.0176 264130445.04 264130445.04 0.0181 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.80% to 1.84% 912828S68 254900HROIFWPRGM1V77 US912828S687 U.S. Treasury Debt Y N/A N/A 2018-07-31 2018-07-31 2018-07-31 N N N 0.0179 321433553.70 321433553.70 0.0221 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.81% to 1.87% 912828QY9 254900HROIFWPRGM1V77 US912828QY99 U.S. Treasury Debt Y N/A N/A 2018-07-31 2018-07-31 2018-07-31 N N N 0.0182 165116260.65 165116260.65 0.0113 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.82% 912828VQ0 254900HROIFWPRGM1V77 US912828VQ01 U.S. Treasury Debt Y N/A N/A 2018-07-31 2018-07-31 2018-07-31 N N N 0.0180 111917951.04 111917951.04 0.0077 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.85% to 1.93% 9128282C3 254900HROIFWPRGM1V77 US9128282C37 U.S. Treasury Debt Y N/A N/A 2018-08-31 2018-08-31 2018-08-31 N N N 0.0194 259329518.78 259329518.78 0.0178 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.90% 9128283T5 254900HROIFWPRGM1V77 US9128283T52 U.S. Treasury Debt Y N/A N/A 2018-06-01 2020-01-31 2020-01-31 N N N 0.0192 234930538.70 234930538.70 0.0161 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.93% 912828RE2 254900HROIFWPRGM1V77 US912828RE27 U.S. Treasury Debt Y N/A N/A 2018-08-31 2018-08-31 2018-08-31 N N N 0.0195 191783040.00 191783040.00 0.0132 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.95% 9128283B4 254900HROIFWPRGM1V77 US9128283B45 U.S. Treasury Debt Y N/A N/A 2018-06-01 2019-10-31 2019-10-31 N N N 0.0190 315208089.00 315208089.00 0.0216 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.96% 9128282M1 254900HROIFWPRGM1V77 US9128282M19 U.S. Treasury Debt Y N/A N/A 2018-06-01 2019-07-31 2019-07-31 N N N 0.0188 395375751.65 395375751.65 0.0271 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 1.97% 912828X54 254900HROIFWPRGM1V77 US912828X547 U.S. Treasury Debt Y N/A N/A 2018-06-01 2019-04-30 2019-04-30 N N N 0.0186 700360891.74 700360891.74 0.0481 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 2.04% 912828V64 254900HROIFWPRGM1V77 US912828V640 U.S. Treasury Debt Y N/A N/A 2018-06-01 2019-01-31 2019-01-31 N N N 0.0185 460582148.40 460582148.40 0.0316 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 2.04% 912828WD8 254900HROIFWPRGM1V77 US912828WD88 U.S. Treasury Debt Y N/A N/A 2018-10-31 2018-10-31 2018-10-31 N N N 0.0205 80731054.89 80731054.89 0.0055 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 2.07% 912828T75 254900HROIFWPRGM1V77 US912828T750 U.S. Treasury Debt Y N/A N/A 2018-06-01 2018-10-31 2018-10-31 N N N 0.0184 389363753.90 389363753.90 0.0267 N Y Y N U.S. Treasury Notes U.S. Treasury Notes, 2.08% 912828S84 254900HROIFWPRGM1V77 US912828S844 U.S. Treasury Debt Y N/A N/A 2018-06-01 2018-07-31 2018-07-31 N N N 0.0185 777717375.04 777717375.04 0.0534 N Y Y N Fidelity Colchester Street Trust: Treasury Only Portfolio 2018-06-04 Stephanie Dorsey Stephanie Dorsey President and Treasurer