N-MFP2 0000869663 XXXXXXXX 2017-05-31 0000869663 S000002606 1 N N 033-37537 BlackRock Advisors, LLC 801-47710 DELOITTE & TOUCHE LLP Boston MA State Street FINANCIAL DATA SERVICES, INC. 0000774455 084-01339 N N N Exempt Government N 31 65 237690085.33 240886807.62 246054663.50 247286323.65 237818619.24 240886807.62 246054663.50 247286323.65 0.00 0.9995 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 0.0000 126119.94 252707818.39 252689505.15 233816.29 6330712.75 246718728.63 246713348.9990 1.0000 0.0079 1.0001 1.0001 1.0001 1.0001 0.0000 C000007155 5000.00 246718728.63 246713348.9990 1.0001 1.0001 1.0001 1.0001 0.0000 7486047.01 2234454.32 11244477.69 8223043.87 8286980.01 3086214.54 5590741.84 4349575.53 0.00 0.00 33310799.49 18994600.17 0.0044 Y BlackRock Advisors, LLC: Advisor Fee - $71,913 UNITED STATES TREASURY TREASURY BILL 0.000000% 912796JX8 U.S. Treasury Debt Y DBRS Ltd. R-1H Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-06-22 2017-06-22 2017-06-22 N N N 0.0073 48879364.20 48879364.20 0.1981 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796KL2 US912796KL23 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-09-14 2017-09-14 2017-09-14 N N N 0.0096 4986255.00 4986255.00 0.0202 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796KR9 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-10-12 2017-10-12 2017-10-12 N N N 0.0099 10028655.29 10028655.29 0.0406 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796KX6 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-11-09 2017-11-09 2017-11-09 N N N 0.0104 2488555.00 2488555.00 0.0101 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796LA5 US912796LA58 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-06-01 2017-06-01 2017-06-01 N N N 0.0001 10000000.00 10000000.00 0.0405 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796LD9 US912796LD97 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-06-08 2017-06-08 2017-06-08 N N N 0.0069 60823270.27 60823270.27 0.2465 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796LE7 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-06-15 2017-06-15 2017-06-15 N N N 0.0075 63981696.00 63981696.00 0.2593 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796LM9 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-08-03 2017-08-03 2017-08-03 N N N 0.0092 3993644.00 3993644.00 0.0162 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796LP2 US912796LP28 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-08-10 2017-08-10 2017-08-10 N N N 0.0093 4991120.00 4991120.00 0.0202 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796LV9 US912796LV95 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-09-28 2017-09-28 2017-09-28 N N N 0.0098 3858701.83 3858701.83 0.0156 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796LZ0 US912796LZ00 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-10-26 2017-10-26 2017-10-26 N N N 0.0102 2987697.00 2987697.00 0.0121 N Y Y N UNITED STATES TREASURY TREASURY BILL 0.000000% 912796MA4 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services A-1+ 2017-11-02 2017-11-02 2017-11-02 N N N 0.0102 2987136.00 2987136.00 0.0121 N Y Y N UNITED STATES TREASURY TREASURY NOTE 1.000000% 912828D98 US912828D986 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-09-15 2017-09-15 2017-09-15 N N N 0.0105 999844.00 999844.00 0.0041 N Y Y N UNITED STATES TREASURY TREASURY NOTE 4.250000% 912828HH6 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-11-15 2017-11-15 2017-11-15 N N N 0.0115 1520977.50 1520977.50 0.0062 N Y Y N UNITED STATES TREASURY TREASURY NOTE 3.500000% 912828HR4 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2018-02-15 2018-02-15 2018-02-15 N N N 0.0120 1524199.50 1524199.50 0.0062 N Y Y N UNITED STATES TREASURY TREASURY FLOATING RATE NOTE 1.130000% 912828M23 U.S. Treasury Debt Y DBRS Ltd. R-1H Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-06-01 2017-10-31 2017-10-31 N N N 0.0091 2159876.64 2159876.64 0.0088 N Y Y N UNITED STATES TREASURY TREASURY FLOATING RATE NOTE 1.152000% 912828Q86 US912828Q863 U.S. Treasury Debt Y DBRS Ltd. R-1H Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-06-01 2018-04-30 2018-04-30 N N N 0.0091 3006621.00 3006621.00 0.0122 N Y Y N UNITED STATES TREASURY TREASURY FLOATING RATE NOTE 1.136000% 912828S84 US912828S844 U.S. Treasury Debt Y DBRS Ltd. R-1H Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-06-01 2018-07-31 2018-07-31 N N N 0.0093 1002362.00 1002362.00 0.0041 N Y Y N UNITED STATES TREASURY TREASURY FLOATING RATE NOTE 1.132000% 912828T75 US912828T750 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-06-01 2018-10-31 2018-10-31 N N N 0.0097 3152387.61 3152387.61 0.0128 N Y Y N UNITED STATES TREASURY TREASURY NOTE 0.625000% 912828TM2 US912828TM25 U.S. Treasury Debt Y DBRS Ltd. R-1H Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-08-31 2017-08-31 2017-08-31 N N N 0.0104 2097866.40 2097866.40 0.0085 N Y Y N UNITED STATES TREASURY TREASURY FLOATING RATE NOTE 1.102000% 912828V64 US912828V640 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-06-01 2019-01-31 2019-01-31 N N N 0.0099 6195390.93 6195390.93 0.0251 N Y Y N UNITED STATES TREASURY WI TREASURY FLOATING RATE NOTE 1.032000% 912828X54 US912828X547 U.S. Treasury Debt Y Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-06-01 2019-04-30 2019-04-30 N N N 0.0102 540077.22 540077.22 0.0022 N Y Y N UNITED STATES TREASURY TREASURY FLOATING RATE NOTE 1.039000% 912828XN5 US912828XN51 U.S. Treasury Debt Y DBRS Ltd. R-1H Fitch, Inc. Govt Moody's Investors Service, Inc. Govt Standard and Poor's Ratings Services AA+ 2017-06-01 2017-07-31 2017-07-31 N N N 0.0092 10502121.00 10502121.00 0.0426 N Y Y N READY ASSETS U.S. TREASURY MONEY FUND 2017-06-07 /s/ Neal J. Andrews Neal J. Andrews Chief Financial Officer