N-MFP LIVE N 2015-12-31 0000899148 S000003657 1 N N 033-59692 Security Investors, LLC 801-8008 Ernst & Young McLean VA None Rydex Fund Services, LLC 0000913181 84-05475 N N N Government/Agency 41 72 964632595.98 0.01 150392933.69 814239662.30 0.0039 0.9997 2015-12-31 0.9997 2015-12-31 C000113321 1000.00 814239662.30 1.00 64945179.75 1022713693.01 957768513.26 0.0000 0.9997 2015-12-31 0.9997 2015-12-31 ABN Amro Funding USA LLC ABN Amro Funding USA LLC 0.51% 00084BCJ1 Financial Company Commercial Paper First Tier Security 2016-03-18 2016-03-18 N N N 2000000.00 1997818.33 0.0025 N 1997818.33 1997818.33 Allianz Finance Corp Allianz Finance Corp 0.45% 0188E2BN2 Financial Company Commercial Paper First Tier Security 2016-02-22 2016-02-22 N N N 2500000.00 2498375.00 0.0031 N 2498375.00 2498375.00 Bank of Nova Scotia Bank of Nova Scotia 0.73% 06417JF64 Financial Company Commercial Paper First Tier Security 2016-06-06 2016-06-06 N N N 15000000.00 14952123.63 0.0184 N 14952123.63 14952123.63 Bank of Tokyo-Mitsubishi UFJ Ltd/New York NY Bank of Tokyo-Mitsubishi UFJ Ltd/New York NY 0.44% 06538BCJ0 Financial Company Commercial Paper First Tier Security 2016-03-18 2016-03-18 N N N 15000000.00 14985883.33 0.0184 N 14985883.33 14985883.33 BNP Paribas SA/New York NY BNP Paribas SA/New York NY 0.54% 09659BC73 Financial Company Commercial Paper First Tier Security 2016-03-07 2016-03-07 N N N 18000000.00 17982180.00 0.0221 N 17982180.00 17982180.00 Canadian Imperial Bank of Commerce/Canada Canadian Imperial Bank of Commerce/Canada 0.83% 136069FV8 Other Instrument Bond First Tier Security 2016-01-19 2016-07-18 N N N 1820000.00 1823867.25 0.0022 N 1823867.25 1823867.25 COCA-COLA CO. COCA-COLA CO. 0.67% 19121AGB1 Other Commercial Paper First Tier Security 2016-07-11 2016-07-11 N N N 15000000.00 14946400.00 0.0184 N 14946400.00 14946400.00 Cooperatieve Centrale Raiffeisen-Boerenleenbank BA/NY Cooperatieve Centrale Raiffeisen-Boerenleenbank BA/NY 0.43% 21687AD18 Financial Company Commercial Paper First Tier Security 2016-04-01 2016-04-01 N N N 16000000.00 15982608.89 0.0196 N 15982608.89 15982608.89 Electricite de France SA Electricite de France SA 0.31% 28504JAV2 Other Commercial Paper First Tier Security 2016-01-08 2016-01-08 N N N 3750000.00 3749773.96 0.0046 N 3749773.96 3749773.96 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.2% 313384RJ0 Government Agency Debt First Tier Security 2016-01-04 2016-01-04 N N N 6700000.00 6699888.33 0.0082 N 6699888.33 6699888.33 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.37% 313384SX8 Government Agency Debt First Tier Security 2016-02-10 2016-02-10 N N N 7500000.00 7496933.34 0.0092 N 7496933.34 7496933.34 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.34% 313384TE9 Government Agency Debt First Tier Security 2016-02-17 2016-02-17 N N N 40000000.00 39982244.45 0.0491 N 39982244.45 39982244.45 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.34% 313384TF6 Government Agency Debt First Tier Security 2016-02-18 2016-02-18 N N N 10300000.00 10295330.67 0.0126 N 10295330.67 10295330.67 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.33% 313384TF6 Government Agency Debt First Tier Security 2016-02-18 2016-02-18 N N N 1100000.00 1099516.00 0.0014 N 1099516.00 1099516.00 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.33% 313384TP4 Government Agency Debt First Tier Security 2016-02-26 2016-02-26 N N N 100000000.00 99952333.33 0.1228 N 99952333.33 99952333.33 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.32% 313384TU3 Government Agency Debt First Tier Security 2016-03-02 2016-03-02 N N N 25000000.00 24986656.25 0.0307 N 24986656.25 24986656.25 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.32% 313384TU3 Government Agency Debt First Tier Security 2016-03-02 2016-03-02 N N N 20000000.00 19989325.00 0.0245 N 19989325.00 19989325.00 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.36% 313384UH0 Government Agency Debt First Tier Security 2016-03-15 2016-03-15 N N N 35000000.00 34974459.73 0.0430 N 34974459.73 34974459.73 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.34% 313384UK3 Government Agency Debt First Tier Security 2016-03-17 2016-03-17 N N N 34800000.00 34775094.80 0.0427 N 34775094.80 34775094.80 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.4% 313384UR8 Government Agency Debt First Tier Security 2016-03-23 2016-03-23 N N N 50000000.00 49955013.89 0.0614 N 49955013.89 49955013.89 FEDERAL HOME LOAN DISCOUNT NOTE FEDERAL HOME LOAN DISCOUNT NOTE 0.65% 313384XU8 Government Agency Debt First Tier Security 2016-06-06 2016-06-06 N N N 7500000.00 7479066.67 0.0092 N 7479066.67 7479066.67 FREDDIE MAC DISCOUNT NOTE FREDDIE MAC DISCOUNT NOTE 0.28% 313396VD2 Government Agency Debt First Tier Security 2016-04-04 2016-04-04 N N N 8500000.00 8493896.53 0.0104 N 8493896.53 8493896.53 FEDERAL FARM CREDIT BANK FEDERAL FARM CREDIT BANK 0.53% 3133ECXS8 Government Agency Debt First Tier Security 2016-01-04 2016-07-20 N N N 21000000.00 21009404.08 0.0258 N 21009404.08 21009404.08 FEDERAL FARM CREDIT BANK FEDERAL FARM CREDIT BANK 0.53% 3133ECXS8 Government Agency Debt First Tier Security 2016-01-04 2016-07-20 N N N 21000000.00 20999998.14 0.0258 N 20999998.14 20999998.14 FEDERAL FARM CREDIT BANK FEDERAL FARM CREDIT BANK 0.38% 3133EEXJ4 Government Agency Debt First Tier Security 2016-01-08 2016-07-08 N N N 23000000.00 23000000.00 0.0282 N 23000000.00 23000000.00 FEDERAL FARM CREDIT BANK FEDERAL FARM CREDIT BANK 0.58% 3133EFRX7 Government Agency Debt First Tier Security 2016-01-04 2016-12-14 N N N 25000000.00 24997594.94 0.0307 N 24997594.94 24997594.94 Landesbank Baden-Wuerttemberg/New York NY Landesbank Baden-Wuerttemberg/New York NY 0.53% 5148X0CW3 Financial Company Commercial Paper First Tier Security 2016-03-30 2016-03-30 N N N 15000000.00 14980345.83 0.0184 N 14980345.83 14980345.83 National Australia Bank Ltd/New York National Australia Bank Ltd/New York 0.87% 63254AAH1 Other Instrument Bond First Tier Security 2016-01-25 2016-07-25 N N N 4830000.00 4841727.25 0.0059 N 4841727.25 4841727.25 Natixis SA/New York NY Natixis SA/New York NY 0.4% 63873JBG4 Financial Company Commercial Paper First Tier Security 2016-02-16 2016-02-16 N N N 6000000.00 5996933.33 0.0074 N 5996933.33 5996933.33 Natixis SA/New York NY Natixis SA/New York NY 0.7% 63873JEX4 Financial Company Commercial Paper First Tier Security 2016-05-31 2016-05-31 N N N 10000000.00 9970638.89 0.0122 N 9970638.89 9970638.89 PNC Bank NA PNC Bank NA 0.63% 69349LAJ7 Other Instrument Bond First Tier Security 2016-01-28 2016-01-28 N N N 1210000.00 1210152.69 0.0015 N 1210152.69 1210152.69 Skandinaviska Enskilda Banken AB Skandinaviska Enskilda Banken AB 0.42% 83050TCA7 Financial Company Commercial Paper First Tier Security 2016-03-10 2016-03-10 N N N 15000000.00 14987925.00 0.0184 N 14987925.00 14987925.00 United States Treasury Floating Rate Note United States Treasury Floating Rate Note 0.33% 912828D31 Treasury Debt First Tier Security 2016-01-04 2016-04-30 N N N 15000000.00 15001950.09 0.0184 N 15001950.09 15001950.09 United States Treasury Floating Rate Note United States Treasury Floating Rate Note 0.33% 912828D31 Treasury Debt First Tier Security 2016-01-04 2016-04-30 N N N 25000000.00 25002623.47 0.0307 N 25002623.47 25002623.47 United States Treasury Floating Rate Note United States Treasury Floating Rate Note 0.31% 912828F70 Treasury Debt First Tier Security 2016-01-04 2016-10-31 N N N 1564000.00 1563907.53 0.0019 N 1563907.53 1563907.53 United States Treasury Floating Rate Note United States Treasury Floating Rate Note 0.31% 912828F70 Treasury Debt First Tier Security 2016-01-04 2016-10-31 N N N 5000000.00 4998229.36 0.0061 N 4998229.36 4998229.36 United States Treasury Floating Rate Note United States Treasury Floating Rate Note 0.33% 912828WV8 Treasury Debt First Tier Security 2016-01-04 2016-07-31 N N N 2107000.00 2107477.96 0.0026 N 2107477.96 2107477.96 Wells Fargo Bank NA Wells Fargo Bank NA 0.84% 92976GAF8 Other Instrument Bond First Tier Security 2016-03-15 2016-03-15 N N N 9421000.00 9421386.47 0.0116 N 9421386.47 9421386.47 UMB FINANCIAL CORP. UMB FINANCIAL CORP. 0.18% REPO Treasury Repurchase Agreement N U.S. Treasury 2016-09-30 1 Treasury Debt 19128656.38 19217100.80 U.S. Treasury 2016-10-31 3.125 Treasury Debt 18620815.94 19076969.15 U.S. Treasury 2016-12-31 3.25 Treasury Debt 13208794.28 13526069.52 First Tier Security 2016-01-04 2016-01-04 N N N 50784043.48 50784043.48 0.0624 N 50784043.48 50784043.48 RBC CAPITAL MARKETS RBC CAPITAL MARKETS 0.24% REPO Treasury Repurchase Agreement N U.S. Treasury 2020-04-15 0.125 Treasury Debt 27084823.19 27159657.96 U.S. Treasury 2025-01-15 2.375 Treasury Debt 23022099.71 33575589.74 U.S. Treasury 2020-05-31 1.5 Treasury Debt 9892731.67 9831104.82 U.S. Treasury 2019-07-15 1.875 Treasury Debt 9818248.41 11768257.92 U.S. Treasury 2018-04-15 0.125 Treasury Debt 3899740.55 4003134.29 First Tier Security 2016-01-04 2016-01-04 N N N 84721740.31 84721740.31 0.1041 N 84721740.31 84721740.31 HSBC SECURITIES, INC. HSBC SECURITIES, INC. 0.18% REPO Treasury Repurchase Agreement N U.S. Treasury 2043-02-15 0 Treasury Debt 108856240.45 46634013.41 U.S. Treasury 2043-02-15 0 Treasury Debt 352900300.00 151182488.52 First Tier Security 2016-01-04 2016-01-04 N N N 193937727.78 193937727.78 0.2382 N 193937727.78 193937727.78