N-MFP1 0000899148 XXXXXXXX 2016-09-30 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 Government/Agency N 45 117 298560540.56 341216485.96 322807166.38 308322424.64 243409519.15 344714611.60 344016445.52 322807166.38 312379256.71 247466769.63 0.6056 0.6571 0.5976 0.5154 0.4793 0.6992 0.6625 0.5976 0.5222 0.4873 5792.32 507614231.64 507614231.64 259790.38 226462.66 507653351.68 507591911.47 1.0000 0.0044 1.0001 1.0001 1.0001 1.0002 1.0002 C000113321 1.00 507653351.68 507591911.47 1.0001 1.0001 1.0001 1.0002 1.0002 104899524.68 105030438.90 121797198.86 95585116.41 148189372.56 127313483.59 158527305.34 100540153.91 62521714.81 152849088.29 518061390.77 505312785.68 0.0001 Y Security Investors LLC, voluntary waiver, 249836.98; HSBC SECURITIES, INC. HSBC SECURITIES, INC. 0.0038% REPOXHSBC U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash Y N US TREASURY STRIPS PRINC 2039-11-15 0.000000 269801100.00 160709877.00 U.S. Treasuries (including strips) Unrated Security Standard & Poor's NR 2016-10-03 2016-10-03 2016-10-03 N N N 0.0038 157558694.76 157558694.76 0.3104 N Y Y N UMB FINANCIAL CORPORATION UMB FINANCIAL CORPORATION 0.0038% REPOXUMB U.S. Government Agency Repurchase Agreement, collateralized only by U.S. Government Agency securities, U.S. Treasuries, and cash Y N FEDERAL HOME LOAN BANKS 2016-10-11 2018-01-12 0.600000 - 1.150000 87385000.00 87572903.60 Agency Debentures and Agency Strips Unrated Security Standard & Poor's NR 2016-10-03 2016-10-03 2016-10-03 N N N 0.0038 85852740.10 85852740.10 0.1691 N Y Y N Federal Home Loan Banks Federal Home Loan Banks 0.0058% 3130A2A63 US3130A2A630 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2017-03-20 2017-03-20 2017-03-20 N N N 0.0058 2300441.70 2300441.70 0.0045 N N N N Federal Home Loan Banks Federal Home Loan Banks 0.0041% 3130A7C78 US3130A7C783 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2016-10-25 2017-02-24 2017-02-24 N N N 0.0041 10008337.80 10008337.80 0.0197 N N N N Federal Agricultural Mortgage Corp Federal Agricultural Mortgage Corp 0.0050% 3132X0FQ9 US3132X0FQ91 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2016-10-21 2017-03-21 2017-03-21 N N N 0.0050 50034293.56 50034293.56 0.0986 N N N N Federal Agricultural Mortgage Corp. Federal Agricultural Mortgage Corp 0.0054% 3132X0GK1 US3132X0GK13 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2016-11-11 2017-05-11 2017-05-11 N N N 0.0054 12012436.35 12012436.35 0.0237 N N N N Federal Farm Credit Federal Farm Credit Discount Notes 0.0062% 313313HR2 US313313HR27 U.S. Government Agency Debt First Tier Security Standard & Poor's NR 2017-07-03 2017-07-03 2017-07-03 N N N 0.0062 14930104.16 14930104.16 0.0294 N N N N Federal Home Loan Banks Federal Home Loan Banks 0.0046% 313371PV2 US313371PV20 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2016-12-09 2016-12-09 2016-12-09 N N N 0.0046 12988472.49 12988472.49 0.0256 N N N N Federal Home Loan Banks Federal Home Loan Banks 0.0061% 313379DD8 US313379DD85 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2017-06-21 2017-06-21 2017-06-21 N N N 0.0061 5986920.80 5986920.80 0.0118 N N N N Federal Home Loan Banks Federal Home Loan Banks 0.0061% 313379FW4 US313379FW49 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2017-06-09 2017-06-09 2017-06-09 N N N 0.0061 12724317.98 12724317.98 0.0251 N N N N Federal Home Loan Bank Federal Home Loan Bank Discount Notes 0.0054% 313384P94 US313384P948 U.S. Government Agency Debt First Tier Security Standard & Poor's AAA 2016-11-18 2016-11-18 2016-11-18 N N N 0.0054 4057130.93 4057130.93 0.0080 N N Y N Federal Home Loan Bank Federal Home Loan Bank Discount Notes 0.0051% 313384T33 US313384T338 U.S. Government Agency Debt First Tier Security Standard & Poor's NR 2016-12-14 2016-12-14 2016-12-14 N N N 0.0051 5993833.33 5993833.33 0.0118 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes 0.0054% 313385CW4 US313385CW44 U.S. Government Agency Debt First Tier Security Standard & Poor's NR 2017-03-10 2017-03-10 2017-03-10 N N N 0.0054 28931946.66 28931946.66 0.0570 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 0.0050% 3133EDX64 US3133EDX645 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2016-10-03 2017-04-10 2017-04-10 N N N 0.0050 4999998.72 4999998.72 0.0098 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 0.0055% 3133EFQF7 US3133EFQF71 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2016-10-03 2017-05-23 2017-05-23 N N N 0.0055 10003925.71 10003925.71 0.0197 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 0.0055% 3133EFFV4 US3133EFFV41 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2016-10-03 2017-05-30 2017-05-30 N N N 0.0055 10868031.74 10868031.74 0.0214 N N N N Federal Farm Credit Banks Federal Farm Credit Banks 0.0057% 3133EF3X3 US3133EF3X35 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2016-10-03 2017-08-21 2017-08-21 N N N 0.0057 60016163.82 60016163.82 0.1182 N N N N Federal Home Loan Mortgage Corp Federal Home Loan Mortgage Corp 0.0060% 3134G6R70 US3134G6R700 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2017-05-26 2017-05-26 2017-05-26 N N N 0.0060 2502363.05 2502363.05 0.0049 N N N N Federal National Mortgage Association Federal National Mortgage Association 0.0061% 31359MEL3 US31359MEL37 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2017-06-01 2017-06-01 2017-06-01 N N N 0.0061 4730823.81 4730823.81 0.0093 N N N N Freddie Mac. Federal Home Loan Mortgage Corp 0.0062% 3137EADH9 US3137EADH91 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2017-06-29 2017-06-29 2017-06-29 N N N 0.0062 10028464.76 10028464.76 0.0198 N N N N Federal National Mortgage Association Federal National Mortgage Association 0.0060% 31398ADM1 US31398ADM18 U.S. Government Agency Debt First Tier Security Standard & Poor's AA+ 2017-06-12 2017-06-12 2017-06-12 N N N 0.0060 1084789.41 1084789.41 0.0021 N N N N U.S. Government Money Market Fund 2016-10-07 James Howley James Howley Assistant Treasurer