N-MFP2 0000899148 XXXXXXXX 2017-11-30 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 29 86 162166954.60 207589631.44 130767035.41 109978980.72 242088562.34 310005993.71 258337958.79 243371841.26 0.3476 0.3977 0.2495 0.2147 0.5189 0.5939 0.4929 0.4751 0.00 525534231.17 525534231.17 279095.93 560004.25 525253322.85 525176163.51 1.0000 0.0114 1.0002 1.0001 1.0001 1.0001 C000113321 1.00 525253322.85 525176163.51 1.0002 1.0001 1.0001 1.0001 143690581.92 98486743.26 156897684.21 101300916.05 144572207.61 151504545.51 130441717.70 133447817.86 620433273.13 557039757.56 0.0018 N Bank of America Bank of America 1.03% REPOXBANK U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash Y N 2 1/4 NOTE T 23 2023-12-31 2.250000 18335720.40 18553083.40 U.S. Treasuries (including strips) N Standard & Poor's NR 2017-12-01 2017-12-01 2017-12-01 N N N 0.0103 18189270.46 18189270.46 0.0346 N Y Y N JP MORGAN CHASE & CO. JP Morgan Chase & Co. 1.04% REPOXJPM U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash Y N 2 3/4 NOTE B 24 2018-08-16 2046-12-15 0.000000 - 6.254000 36063579.20 36907565.20 U.S. Treasuries (including strips) N Standard & Poor's NR 2017-12-01 2017-12-01 2017-12-01 N N N 0.0104 36066700.48 36066700.48 0.0687 N Y Y N Federal Farm Credit Discount Notes Federal Farm Credit Discount Notes 0.96% 313313PY8 U.S. Government Agency Debt N Standard & Poor's AAA 2017-12-01 2017-12-01 2017-12-01 N N N 0.0096 25000000.00 25000000.00 0.0476 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 7200049.00 7200049.00 0.0137 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 549652.35 549652.35 0.0010 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.21% 3130A8F32 US3130A8F321 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-05 2017-12-05 2017-12-05 N N N 0.0121 355004.81 355004.81 0.0007 N N Y N Federal Home Loan Banks Federal Home Loan Banks 1.1% 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 1250023.10 1250023.10 0.0024 N N Y 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 1260085.00 1260085.00 0.0024 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 999929.00 999929.00 0.0019 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+ 2017-12-13 2017-12-13 2017-12-13 N N N 0.0109 25000139.54 25000139.54 0.0476 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.15% 3130ABV37 US3130ABV373 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-21 2018-01-19 2018-01-19 N N N 0.0115 10000000.00 10000000.00 0.0190 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.13% 3130ABLH7 US3130ABLH75 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-18 2017-12-18 2017-12-18 N N N 0.0113 4999980.42 4999980.42 0.0095 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.2% 3130ABVH6 US3130ABVH65 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-26 2018-04-26 2018-04-26 N N N 0.0120 29999502.18 29999502.18 0.0571 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.13% 3130ACUH5 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-22 2018-08-22 2018-08-22 N N N 0.0113 45000000.00 45000000.00 0.0857 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.17% 3130AC6Q2 US3130AC6Q24 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-23 2018-03-23 2018-03-23 N N N 0.0117 61000000.00 61000000.00 0.1161 N N N N Federal Home Loan Banks Federal Home Loan Banks 1.19% 3130ACUN2 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-23 2018-11-23 2018-11-23 N N N 0.0119 9000000.00 9000000.00 0.0171 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.04% 313385QD1 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-06 2017-12-06 2017-12-06 N N N 0.0104 2249678.13 2249678.13 0.0043 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.07% 313385QF6 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-08 2017-12-08 2017-12-08 N N N 0.0107 45190772.64 45190772.64 0.0860 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.09% 313385QL3 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-13 2017-12-13 2017-12-13 N N N 0.0109 799714.66 799714.66 0.0015 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.13% 313385QV1 U.S. Government Agency Debt N Standard & Poor's NR 2017-12-22 2017-12-22 2017-12-22 N N N 0.0113 2998057.50 2998057.50 0.0057 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.26% 313385RP3 U.S. Government Agency Debt N Standard & Poor's NR 2018-01-09 2018-01-09 2018-01-09 N N N 0.0126 2097179.00 2097179.00 0.0040 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.2% 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 9964600.00 9964600.00 0.0190 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.08% 313385QE9 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-07 2017-12-07 2017-12-07 N N N 0.0108 399929.33 399929.33 0.0008 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 1.09% 313385QM1 US313385QM16 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-14 2017-12-14 2017-12-14 N N N 0.0109 4998066.25 4998066.25 0.0095 N N Y 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 45974929.98 45974929.98 0.0875 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+ 2017-12-01 2018-05-11 2018-05-11 N N N 0.0112 5004274.46 5004274.46 0.0095 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 10005308.73 10005308.73 0.0190 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 2002296.18 2002296.18 0.0038 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 1.19% 3133EFWG8 US3133EFWG80 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-26 2018-03-26 2018-03-26 N N N 0.0119 1211221.09 1211221.09 0.0023 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+ 2017-12-01 2017-12-20 2017-12-20 N N N 0.0119 25001845.82 25001845.82 0.0476 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+ 2017-12-01 2018-05-14 2018-05-14 N N N 0.0112 3003435.72 3003435.72 0.0057 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+ 2017-12-01 2018-08-10 2018-08-10 N N N 0.0114 13526466.73 13526466.73 0.0258 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 1015744.35 1015744.35 0.0019 N N N N Federal Home Loan Mortgage Corp Federal Home Loan Mortgage Corp 1.13% 3137EADX4 U.S. Government Agency Debt N Standard & Poor's AA+ 2017-12-15 2017-12-15 2017-12-15 N N N 0.0113 3997803.88 3997803.88 0.0076 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 984044.75 984044.75 0.0019 N N N N United States Treasury Bill United States Treasury Bill 1.23% 912796NX3 US912796NX34 U.S. Treasury Debt N Standard & Poor's NR 2018-03-22 2018-03-22 2018-03-22 N N N 0.0123 69238525.63 69238525.63 0.1318 N Y Y N U.S. Government Money Market Fund 2017-12-06 James Howley James Howley Assistant Treasurer