N-MFP2 0000899148 XXXXXXXX 2017-10-31 0000899148 S000003657 1 N N 033-59692 Security Investors, LLC 801-08008 Ernst & Young LLP McLean VA None Rydex Fund Services, LLC 0000913181 084-05475 N N N Exempt Government N 39 86 163580000.41 167107391.63 157678596.45 150911233.47 187091079.96 189722319.11 239001106.75 196841594.52 0.3278 0.3311 0.3214 0.3582 0.3749 0.3759 0.4872 0.4672 0.00 462152944.70 462152944.70 250311.13 549156.86 461854098.97 461782661.91 1.0000 0.0113 1.0002 1.0002 1.0002 1.0002 C000113321 1.00 461854098.97 461782661.91 1.0002 1.0002 1.0002 1.0002 88518786.48 108174301.70 91908388.18 85996335.85 95362350.59 109583901.05 107127750.79 176433274.00 451681412.57 507898707.96 0.0016 N BNP Paribas BNP Paribas 0.90% REPOXBNP U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash Y N 1 5/8 NOTE C 26 2019-07-31 2027-02-15 0.875000 - 2.250000 14525926.50 13996877.80 U.S. Treasuries (including strips) N Standard & Poor's NR 2017-11-01 2017-11-01 2017-11-01 N N N 0.0090 13722424.85 13722424.85 0.0297 N Y Y N Bank of America Bank of America 1.05% REPOXBANK U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash Y N 1 1/2 NOTE AL 20 2020-04-15 2021-07-31 1.125000 - 1.500000 6865102.10 6760242.80 U.S. Treasuries (including strips) N Standard & Poor's NR 2017-11-01 2017-11-01 2017-11-01 N N N 0.0105 6627681.78 6627681.78 0.0144 N Y Y N Federal Home Loan Banks Federal Home Loan Banks 1.09% 3130A3HF4 US3130A3HF42 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-08 2017-12-08 2017-12-08 N N N 0.0109 3500109.87 3500109.87 0.0076 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.26% 3130A8QM8 U.S. Government Agency Debt N Standard & Poor's AA+ 2018-01-12 2018-01-12 2018-01-12 N N N 0.0126 549404.34 549404.34 0.0012 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.10% 3130A8F24 US3130A8F248 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-05 2017-12-05 2017-12-05 N N N 0.0110 1250196.29 1250196.29 0.0027 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.20% 3130A8F32 US3130A8F321 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-05 2017-12-05 2017-12-05 N N N 0.0120 355040.69 355040.69 0.0008 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.11% 3130A82Z5 US3130A82Z56 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-15 2017-11-15 2017-11-15 N N N 0.0111 3500160.89 3500160.89 0.0076 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.16% 3130A9P21 US3130A9P211 U.S. Government Agency Debt N Standard & Poor's AA+ 2018-01-06 2018-04-06 2018-04-06 N N N 0.0116 999912.40 999912.40 0.0022 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.15% 3130A9HG9 US3130A9HG94 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-16 2018-03-16 2018-03-16 N N N 0.0115 1260109.00 1260109.00 0.0027 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.09% 3130ABLJ3 US3130ABLJ32 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-13 2017-12-13 2017-12-13 N N N 0.0109 25000483.68 25000483.68 0.0541 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.11% 3130ABLH7 US3130ABLH75 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-18 2017-12-18 2017-12-18 N N N 0.0111 4999945.90 4999945.90 0.0108 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.08% 3130ABV37 US3130ABV373 U.S. Government Agency Debt N Standard & Poor's NR 2017-11-21 2018-01-19 2018-01-19 N N N 0.0108 10000000.00 10000000.00 0.0217 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.10% 3130ABVH6 US3130ABVH65 U.S. Government Agency Debt N Standard & Poor's NR 2017-11-26 2018-04-26 2018-04-26 N N N 0.0110 29999402.22 29999402.22 0.0650 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.09% 3130AC6Q2 US3130AC6Q24 U.S. Government Agency Debt N Standard & Poor's NR 2017-11-23 2018-03-23 2018-03-23 N N N 0.0109 61000000.00 61000000.00 0.1321 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.02% 313385NS1 US313385NS13 U.S. Government Agency Debt N Standard & Poor's NR 2017-11-01 2017-11-01 2017-11-01 N N N 0.0102 5500000.00 5500000.00 0.0119 N Y Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.03% 313385PV2 U.S. Government Agency Debt N Standard & Poor's NR 2017-11-28 2017-11-28 2017-11-28 N N N 0.0103 9992387.50 9992387.50 0.0216 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.04% 313385PR1 US313385PR12 U.S. Government Agency Debt N Standard & Poor's NR 2017-11-24 2017-11-24 2017-11-24 N N N 0.0104 23984283.34 23984283.34 0.0519 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.20% 313385UL8 US313385UL86 U.S. Government Agency Debt N Standard & Poor's NR 2018-03-19 2018-03-19 2018-03-19 N N N 0.0120 9954766.67 9954766.67 0.0216 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.11% 313385QS8 US313385QS85 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-19 2017-12-19 2017-12-19 N N N 0.0111 45933146.61 45933146.61 0.0995 N N Y N Federal Farm Credit Banks Federal Farm Credit Banks 1.12% 3133EEJ68 US3133EEJ683 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-01 2018-05-11 2018-05-11 N N N 0.0112 5005054.63 5005054.63 0.0108 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 1.13% 3133EEUZ1 US3133EEUZ15 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-26 2018-03-26 2018-03-26 N N N 0.0113 10006678.71 10006678.71 0.0217 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 1.21% 3133EEQ94 US3133EEQ944 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-27 2017-11-27 2017-11-27 N N N 0.0121 145022.99 145022.99 0.0003 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 1.32% 3133EEJ76 US3133EEJ766 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-01 2017-11-13 2017-11-13 N N N 0.0132 9000164.72 9000164.72 0.0195 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 1.17% 3133EFEC7 US3133EFEC78 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-18 2018-09-18 2018-09-18 N N N 0.0117 2002532.58 2002532.58 0.0043 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 1.10% 3133EFWG8 US3133EFWG80 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-26 2018-03-26 2018-03-26 N N N 0.0110 1211530.40 1211530.40 0.0026 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 1.12% 3133EGH73 US3133EGH732 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-01 2018-05-14 2018-05-14 N N N 0.0112 3004051.52 3004051.52 0.0065 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 1.19% 3133EGGQ2 US3133EGGQ20 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-01 2017-12-20 2017-12-20 N N N 0.0119 25004758.96 25004758.96 0.0541 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 1.14% 3133EGQD0 US3133EGQD07 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-11-01 2018-08-10 2018-08-10 N N N 0.0114 13529567.06 13529567.06 0.0293 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.12% 3133XN5N5 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-08 2017-12-08 2017-12-08 N N N 0.0112 1018932.59 1018932.59 0.0022 N N N N Federal Home Loan Mortgage Corp Federal Home Loan Mortgage Corp 1.24% 3137EADP1 US3137EADP18 U.S. Government Agency Debt N Standard & Poor's AA+ 2018-03-07 2018-03-07 2018-03-07 N N N 0.0124 983746.87 983746.87 0.0021 N N N N Federal Home Loan Mortgage Corp Federal Home Loan Mortgage Corp 1.15% 3137EADX4 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-15 2017-12-15 2017-12-15 N N N 0.0115 899838.15 899838.15 0.0019 N N N N United States Treasury Bill United States Treasury Bill 1.13% 912796MG1 US912796MG10 U.S. Treasury Debt N Standard & Poor's AA+ 2017-12-14 2017-12-14 2017-12-14 N N N 0.0113 82390614.32 82390614.32 0.1784 N Y Y N United States Cash Management Bill United States Cash Management Bill 1.07% 912796RK7 US912796RK76 U.S. Treasury Debt N Standard & Poor's NR 2018-01-02 2018-01-02 2018-01-02 N N N 0.0107 24954145.83 24954145.83 0.0540 N Y Y N United States Treasury Bill United States Treasury Bill 1.27% 912796LX5 U.S. Treasury Debt N Standard & Poor's NR 2018-04-26 2018-04-26 2018-04-26 N N N 0.0127 12424130.59 12424130.59 0.0269 N Y Y N United States Treasury Bill United States Treasury Bill 1.18% 912796NX3 US912796NX34 U.S. Treasury Debt N Standard & Poor's NR 2018-03-22 2018-03-22 2018-03-22 N N N 0.0118 12442718.75 12442718.75 0.0269 N Y Y N U.S. Government Money Market Fund 2017-11-06 James Howley James Howley Assistant Treasurer