N-MFP2 0000898745 XXXXXXXX 2018-01-31 0000898745 S000060089 1 N N 033-59474 Principal Global Investors, LLC 801-55959 Ernst & Young LLP Minneapolis MN Principal Global Investors, LLC Principal Shareholder Services Inc 0001020337 084-05657 N N N Government/Agency N 35 35 636510186.15 637973910.88 694396993.68 937999481.70 2618536124.75 2700583330.07 2754071767.43 3095237485.62 0.2012 0.2012 0.2115 0.2526 0.8276 0.8518 0.8387 0.8334 80091.61 3618783621.36 3618783621.36 306606.54 3478810.12 3615691509.39 3615572237.16 1.0000 0.0133 1.0001 1.0001 1.0001 1.0001 C000196721 0.01 3615691509.39 3615572237.16 1.0001 1.0001 1.0001 1.0001 594135288.26 1356917885.80 371275996.82 365403110.35 341557328.39 229034790.91 553272044.71 124225628.37 1933158860.04 2243773693.00 0.0119 Y Principal Global Investors, LLC, Total Operating Expense Limit, 31688.89; Principal Global Investors, LLC, Management Fee Reduction, 36983.14; Bank of Montreal Repurchase Agreement Bank of Montreal Repurchase Agreement, 1.31% 0000009622 RP013118R U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash Y N US Treasury 2027-07-15 0.375000 2986900.00 2954543.15 U.S. Treasuries (including strips) US Treasury 2018-05-15 3.875000 30542000.00 31003715.73 U.S. Treasuries (including strips) US Treasury 2023-01-31 2.375000 24961200.00 24781803.86 U.S. Treasuries (including strips) US Treasury 2046-11-15 2.875000 17992900.00 17759951.89 U.S. Treasuries (including strips) Y Fitch NR Moody's NR Standard & Poor's NR 2018-02-01 2018-02-01 2018-02-01 N N N 0.0131 75000000.00 75000000.00 0.0207 N Y Y N Deutsche Government Money Market Series Deutsche Government Money Market Series, 1.3% 25160K207 Investment Company Y Fitch NR Moody's Aaa Standard & Poor's AAAm 2018-02-01 2018-02-01 2018-02-01 N N N 0.0130 85000000.00 85000000.00 0.0235 N Y Y N Fannie Mae Discount Notes Fannie Mae Discount Notes, 1.24% 313589ST1 U.S. Government Agency Debt Y Fitch F1+ Moody's P-1 Standard & Poor's A-1+ 2018-02-06 2018-02-06 2018-02-06 N N N 0.0124 49991388.89 49991388.89 0.0138 N N Y N Fannie Mae Discount Notes Fannie Mae Discount Notes, 1.24% 313589TH6 U.S. Government Agency Debt Y Fitch F1+ Moody's P-1 Standard & Poor's A-1+ 2018-02-20 2018-02-20 2018-02-20 N N N 0.0124 49967277.78 49967277.78 0.0138 N N Y N Fannie Mae Discount Notes Fannie Mae Discount Notes, 1.24% 313589SN4 U.S. Government Agency Debt Y Fitch F1+ Moody's P-1 Standard & Poor's A-1+ 2018-02-01 2018-02-01 2018-02-01 N N N 0.0124 40000000.00 40000000.00 0.0111 N Y Y N Fannie Mae Discount Notes Fannie Mae Discount Notes, 1.22% 313589SS3 U.S. Government Agency Debt Y Fitch F1+ Moody's P-1 Standard & Poor's A-1+ 2018-02-05 2018-02-05 2018-02-05 N N N 0.0122 49993222.22 49993222.22 0.0138 N N Y N Fannie Mae Discount Notes Fannie Mae Discount Notes, 1.27% 313589TW3 U.S. Government Agency Debt Y Fitch F1+ Moody's P-1 Standard & Poor's A-1+ 2018-03-05 2018-03-05 2018-03-05 N N N 0.0127 49943555.56 49943555.56 0.0138 N N Y N Fannie Mae Discount Notes Fannie Mae Discount Notes, 1.31% 313589UP6 U.S. Government Agency Debt Y Fitch F1+ Moody's P-1 Standard & Poor's A-1+ 2018-03-22 2018-03-22 2018-03-22 N N N 0.0131 49910847.22 49910847.22 0.0138 N N Y N Fannie Mae Discount Notes Fannie Mae Discount Notes, 1.42% 313589WM1 U.S. Government Agency Debt Y Fitch F1+ Moody's P-1 Standard & Poor's A-1+ 2018-05-07 2018-05-07 2018-05-07 N N N 0.0142 39850111.11 39850111.11 0.0110 N N N N Fannie Mae Discount Notes Fannie Mae Discount Notes, 1.28% 313589UE1 U.S. Government Agency Debt Y Fitch F1+ Moody's P-1 Standard & Poor's A-1+ 2018-03-13 2018-03-13 2018-03-13 N N N 0.0128 49928888.89 49928888.89 0.0138 N N Y N Fannie Mae Discount Notes Fannie Mae Discount Notes, 1.33% 313589UN1 U.S. Government Agency Debt Y Fitch F1+ Moody's P-1 Standard & Poor's A-1+ 2018-03-21 2018-03-21 2018-03-21 N N N 0.0133 49911333.33 49911333.33 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.41% 313385VC7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-04 2018-04-04 2018-04-04 N N N 0.0141 24939291.66 24939291.66 0.0069 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.36% 313385VB9 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-03 2018-04-03 2018-04-03 N N N 0.0136 24942388.89 24942388.89 0.0069 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.35% 313385VA1 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-02 2018-04-02 2018-04-02 N N N 0.0135 24444875.00 24444875.00 0.0068 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.4% 313385VK9 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-11 2018-04-11 2018-04-11 N N N 0.0140 19946525.00 19946525.00 0.0055 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.39% 313385VE3 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-06 2018-04-06 2018-04-06 N N N 0.0139 39901155.55 39901155.55 0.0110 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.43% 313385VE3 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-06 2018-04-06 2018-04-06 N N N 0.0143 19949155.56 19949155.56 0.0055 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.38% 313385VA1 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-02 2018-04-02 2018-04-02 N N N 0.0138 49885416.67 49885416.67 0.0138 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.37% 313385UU8 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-27 2018-03-27 2018-03-27 N N N 0.0137 29938575.00 29938575.00 0.0083 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.33% 313385UQ7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-23 2018-03-23 2018-03-23 N N N 0.0133 49907638.89 49907638.89 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.33% 313385UM6 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-20 2018-03-20 2018-03-20 N N N 0.0133 29947908.33 29947908.33 0.0083 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.34% 313385UW4 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-29 2018-03-29 2018-03-29 N N N 0.0134 29937466.67 29937466.67 0.0083 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.33% 313385UV6 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-28 2018-03-28 2018-03-28 N N N 0.0133 39918722.23 39918722.23 0.0110 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.36% 313385UV6 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-28 2018-03-28 2018-03-28 N N N 0.0136 24948055.56 24948055.56 0.0069 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.43% 313385VK9 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-11 2018-04-11 2018-04-11 N N N 0.0143 24931479.17 24931479.17 0.0069 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.46% 313385WG7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-05-02 2018-05-02 2018-05-02 N N N 0.0146 19703068.44 19703068.44 0.0054 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.44% 313385WB8 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-27 2018-04-27 2018-04-27 N N N 0.0144 39864000.00 39864000.00 0.0110 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.44% 313385VZ6 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-25 2018-04-25 2018-04-25 N N N 0.0144 30603059.40 30603059.40 0.0085 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.49% 313385YH3 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-06-20 2018-06-20 2018-06-20 N N N 0.0149 27625151.35 27625151.35 0.0076 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.41% 313385WR3 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-05-11 2018-05-11 2018-05-11 N N N 0.0141 29883675.00 29883675.00 0.0083 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.43% 313385WJ1 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-05-04 2018-05-04 2018-05-04 N N N 0.0143 19926911.11 19926911.11 0.0055 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.43% 313385VY9 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-24 2018-04-24 2018-04-24 N N N 0.0143 24918569.44 24918569.44 0.0069 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.41% 313385VS2 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-18 2018-04-18 2018-04-18 N N N 0.0141 10767852.00 10767852.00 0.0030 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.41% 313385VM5 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-13 2018-04-13 2018-04-13 N N N 0.0141 38193494.09 38193494.09 0.0106 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.43% 313385VM5 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-13 2018-04-13 2018-04-13 N N N 0.0143 19943594.44 19943594.44 0.0055 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.37% 313385VX1 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-23 2018-04-23 2018-04-23 N N N 0.0137 34094963.25 34094963.25 0.0094 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.44% 313385VU7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-20 2018-04-20 2018-04-20 N N N 0.0144 24922270.84 24922270.84 0.0069 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.45% 313385VS2 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-04-18 2018-04-18 2018-04-18 N N N 0.0145 29908483.33 29908483.33 0.0083 N N N N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TA4 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-13 2018-02-13 2018-02-13 N N N 0.0130 57725035.00 57725035.00 0.0160 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.29% 313385TB2 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-14 2018-02-14 2018-02-14 N N N 0.0129 29986025.00 29986025.00 0.0083 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.33% 313385SW7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-09 2018-02-09 2018-02-09 N N N 0.0133 29991133.33 29991133.33 0.0083 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385SZ0 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-12 2018-02-12 2018-02-12 N N N 0.0130 24990069.45 24990069.45 0.0069 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.31% 313385TB2 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-14 2018-02-14 2018-02-14 N N N 0.0131 49976437.50 49976437.50 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TJ5 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-21 2018-02-21 2018-02-21 N N N 0.0130 59956666.67 59956666.67 0.0166 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TK2 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-22 2018-02-22 2018-02-22 N N N 0.0130 49962083.33 49962083.33 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TC0 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-15 2018-02-15 2018-02-15 N N N 0.0130 39979777.78 39979777.78 0.0111 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TD8 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-16 2018-02-16 2018-02-16 N N N 0.0130 84954083.33 84954083.33 0.0235 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.28% 313385SP2 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-02 2018-02-02 2018-02-02 N N N 0.0128 79997151.39 79997151.39 0.0221 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385SS6 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-05 2018-02-05 2018-02-05 N N N 0.0130 34994944.45 34994944.45 0.0097 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1% 313385SN7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-01 2018-02-01 2018-02-01 N N N 0.0100 25000000.00 25000000.00 0.0069 N Y Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 0.9% 313385SN7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-01 2018-02-01 2018-02-01 N N N 0.0090 20000000.00 20000000.00 0.0055 N Y Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385SU1 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-07 2018-02-07 2018-02-07 N N N 0.0130 29993500.00 29993500.00 0.0083 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.29% 313385SV9 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-08 2018-02-08 2018-02-08 N N N 0.0129 49987506.94 49987506.94 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.29% 313385SW7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-09 2018-02-09 2018-02-09 N N N 0.0129 49985666.66 49985666.66 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.33% 313385SU1 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-07 2018-02-07 2018-02-07 N N N 0.0133 16851263.81 16851263.81 0.0047 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.28% 313385SU1 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-07 2018-02-07 2018-02-07 N N N 0.0128 24994666.67 24994666.67 0.0069 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TL0 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-23 2018-02-23 2018-02-23 N N N 0.0130 24980138.89 24980138.89 0.0069 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.32% 313385UA2 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-09 2018-03-09 2018-03-09 N N N 0.0132 49934000.00 49934000.00 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.33% 313385UD6 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-12 2018-03-12 2018-03-12 N N N 0.0133 49927958.33 49927958.33 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.35% 313385TY2 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-07 2018-03-07 2018-03-07 N N N 0.0135 29961891.67 29961891.67 0.0083 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TT3 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-02 2018-03-02 2018-03-02 N N N 0.0130 49947840.28 49947840.28 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.32% 313385TT3 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-02 2018-03-02 2018-03-02 N N N 0.0132 39957466.67 39957466.67 0.0111 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.33% 313385UH7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-16 2018-03-16 2018-03-16 N N N 0.0133 39936455.56 39936455.56 0.0110 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.34% 313385UL8 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-19 2018-03-19 2018-03-19 N N N 0.0134 49914708.33 49914708.33 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.31% 313385UG9 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-15 2018-03-15 2018-03-15 N N N 0.0131 10983188.34 10983188.34 0.0030 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.31% 313385UD6 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-12 2018-03-12 2018-03-12 N N N 0.0131 29957425.00 29957425.00 0.0083 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.33% 313385UE4 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-13 2018-03-13 2018-03-13 N N N 0.0133 39940888.89 39940888.89 0.0110 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TQ9 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-27 2018-02-27 2018-02-27 N N N 0.0130 39962444.45 39962444.45 0.0111 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TR7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-28 2018-02-28 2018-02-28 N N N 0.0130 10423826.85 10423826.85 0.0029 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.28% 313385TP1 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-26 2018-02-26 2018-02-26 N N N 0.0128 59946666.67 59946666.67 0.0166 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TP1 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-26 2018-02-26 2018-02-26 N N N 0.0130 29972916.67 29972916.67 0.0083 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TL0 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-23 2018-02-23 2018-02-23 N N N 0.0130 37670164.64 37670164.64 0.0104 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.32% 313385TR7 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-02-28 2018-02-28 2018-02-28 N N N 0.0132 49950500.00 49950500.00 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.3% 313385TS5 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-03-01 2018-03-01 2018-03-01 N N N 0.0130 49949444.45 49949444.45 0.0138 N N Y N Federal Home Loan Bank Discount Notes Federal Home Loan Bank Discount Notes, 1.28% 313385TS5 U.S. Government Agency Debt Y Fitch NR Moody's P-1 Standard & 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769000.00 740024.08 Agency Mortgage-Backed Securities Freddie Mac 2020-05-01 1.375000 17000.00 16759.61 Agency Mortgage-Backed Securities Freddie Mac 2020-04-20 1.375000 1188000.00 1171890.06 Agency Mortgage-Backed Securities Freddie Mac 2020-01-17 1.500000 126000.00 124536.09 Agency Mortgage-Backed Securities Freddie Mac 2022-01-13 2.375000 619000.00 618648.12 Agency Mortgage-Backed Securities Fannie Mae 2018-11-27 1.625000 253000.00 253372.86 Agency Mortgage-Backed Securities Fannie Mae 2019-11-26 1.750000 194000.00 193346.44 Agency Mortgage-Backed Securities Fannie Mae 2018-10-19 1.125000 502000.00 501139.70 Agency Mortgage-Backed Securities Fannie Mae 2021-10-07 1.375000 865000.00 837013.77 Agency Mortgage-Backed Securities Fannie Mae 2026-09-24 1.875000 720000.00 669249.00 Agency Mortgage-Backed Securities Fannie Mae 2018-09-18 1.875000 1900000.00 1914601.50 Agency Mortgage-Backed Securities Fannie Mae 2019-09-12 1.750000 74000.00 74080.54 Agency Mortgage-Backed Securities Fannie Mae 2019-08-28 1.000000 279000.00 275454.53 Agency Mortgage-Backed Securities Fannie Mae 2020-06-22 1.500000 489000.00 482072.50 Agency Mortgage-Backed Securities Fannie Mae 2019-06-20 1.750000 1621000.00 1617457.21 Agency Mortgage-Backed Securities Fannie Mae 2018-05-21 0.875000 400000.00 399870.83 Agency Mortgage-Backed Securities Fannie Mae 2021-05-06 1.250000 113000.00 109498.88 Agency Mortgage-Backed Securities Fannie Mae 2026-04-24 2.125000 938000.00 894445.53 Agency Mortgage-Backed Securities Fannie Mae 2020-02-28 1.500000 50000.00 49651.17 Agency Mortgage-Backed Securities Fannie Mae 2021-02-26 1.375000 472000.00 461711.32 Agency Mortgage-Backed Securities Fannie Mae 2019-02-19 1.875000 17000.00 17127.25 Agency Mortgage-Backed Securities Fannie Mae 2018-02-08 0.875000 1820000.00 1827390.21 Agency Mortgage-Backed Securities Fannie Mae 2019-01-28 1.375000 282000.00 280490.28 Agency Mortgage-Backed Securities Fannie Mae 2020-01-21 1.625000 1698000.00 1681998.47 Agency Mortgage-Backed Securities Fannie Mae 2022-01-05 2.000000 184000.00 181337.32 Agency Mortgage-Backed Securities Fannie Mae 2030-05-15 7.250000 1198000.00 1719254.79 Agency Mortgage-Backed Securities Fannie Mae 2029-05-15 6.250000 6000.00 7886.82 Agency Mortgage-Backed Securities Fannie Mae 2018-05-01 0.000000 42000.00 41844.60 Agency Mortgage-Backed Securities Fannie Mae 2018-04-02 0.000000 417000.00 415990.86 Agency Mortgage-Backed Securities Fannie Mae 2018-02-01 0.000000 359000.00 358985.64 Agency Mortgage-Backed Securities Freddie Mac 2031-03-15 6.750000 325000.00 459265.62 Agency Mortgage-Backed Securities Freddie Mac 2030-01-15 0.000000 2300000.00 1546796.00 Agency Mortgage-Backed Securities Freddie Mac 2029-09-15 6.750000 2000.00 2762.50 Agency Mortgage-Backed Securities Federal Home Loan Bank 2019-09-13 4.500000 80000.00 84455.60 Agency Mortgage-Backed Securities Federal Home Loan Bank 2021-06-11 5.625000 100000.00 111272.62 Agency Mortgage-Backed Securities Federal Home Loan Bank 2024-09-09 5.365000 1075000.00 1267180.89 Agency Mortgage-Backed Securities Federal Home Loan Bank 2019-08-15 5.125000 850000.00 908726.15 Agency Mortgage-Backed Securities Federal Farm Credit Banks 2037-11-06 3.580000 1480000.00 1466758.93 Agency Debentures and Agency Strips Federal Farm Credit Banks 2020-10-26 1.750000 455000.00 450463.40 Agency Debentures and Agency Strips Federal Farm Credit Banks 2038-10-01 3.150000 1900000.00 1847298.75 Agency Debentures and Agency Strips Federal Farm Credit Banks 2037-09-14 3.000000 650000.00 627499.17 Agency Debentures and Agency Strips Federal Farm Credit Banks 2032-09-07 3.200000 1100000.00 1047553.22 Agency Debentures and Agency Strips Federal Farm Credit Banks 2019-06-12 1.375000 950000.00 943039.67 Agency Debentures and Agency Strips Federal Farm Credit Banks 2032-03-03 3.180000 675000.00 670838.62 Agency Debentures and Agency Strips Federal Farm Credit Banks 2031-12-01 3.240000 1450000.00 1432933.50 Agency Debentures and Agency Strips Federal Farm Credit Banks 2036-05-19 3.000000 500000.00 473288.33 Agency Debentures and Agency Strips Federal Farm Credit Banks 2021-02-17 1.580000 300000.00 294406.17 Agency Debentures and Agency Strips Federal Farm Credit Banks 2032-02-10 3.420000 1180000.00 1160707.00 Agency Debentures and Agency Strips Federal Farm Credit Banks 2020-01-10 1.550000 110000.00 108748.32 Agency Debentures and Agency Strips Federal Farm Credit Banks 2019-07-01 1.150000 275000.00 271685.26 Agency Debentures and Agency Strips Federal Farm Credit Banks 2030-03-29 2.990000 1950000.00 1882509.96 Agency Debentures and Agency Strips Federal Farm Credit Banks 2018-04-24 0.980000 1000000.00 1001493.33 Agency Debentures and Agency Strips Freddie Mac 2018-10-01 0.000000 103000.00 101811.38 Agency Mortgage-Backed Securities Freddie Mac 2018-07-17 0.000000 469000.00 465477.81 Agency Mortgage-Backed Securities Freddie Mac 2018-06-11 0.000000 22000.00 21875.92 Agency Mortgage-Backed Securities Federal Home Loan Bank 2018-07-23 0.000000 600000.00 595332.00 Agency Mortgage-Backed Securities Federal Home Loan Bank 2018-02-21 0.000000 1000000.00 999240.00 Agency Mortgage-Backed Securities Federal Home Loan Bank 2019-12-13 1.250000 250000.00 246305.49 Agency Mortgage-Backed Securities Federal Home Loan Bank 2019-06-14 1.625000 100000.00 99797.64 Agency Mortgage-Backed Securities Federal Home Loan Bank 2022-06-10 2.125000 150000.00 148180.71 Agency Mortgage-Backed Securities Federal Home Loan Bank 2020-03-13 1.875000 1340000.00 1340583.46 Agency Mortgage-Backed Securities Federal Home Loan Bank 2018-06-08 2.750000 750000.00 756031.67 Agency Mortgage-Backed Securities Federal Home Loan Bank 2021-03-12 3.625000 25000.00 26302.40 Agency Mortgage-Backed Securities Federal Home Loan Bank 2020-06-12 3.375000 1000000.00 1030750.00 Agency Mortgage-Backed Securities Federal Farm Credit Banks 2028-04-21 5.250000 1050000.00 1258096.88 Agency Debentures and Agency Strips Federal Home Loan Bank 2032-12-06 3.400000 280000.00 271037.20 Agency Mortgage-Backed Securities Federal Home Loan Bank 2032-11-22 3.260000 140000.00 135768.89 Agency Mortgage-Backed Securities Federal Home Loan Bank 2020-11-05 1.950000 250000.00 248534.79 Agency Mortgage-Backed Securities Federal Home Loan Bank 2019-10-21 1.500000 105000.00 104387.85 Agency Mortgage-Backed Securities Federal Home Loan Bank 2032-10-12 3.250000 275000.00 264522.50 Agency Mortgage-Backed Securities Federal Home Loan Bank 2032-09-13 3.300000 1900000.00 1849342.83 Agency Mortgage-Backed Securities Federal Home Loan Bank 2027-09-10 2.625000 1275000.00 1239747.84 Agency Mortgage-Backed Securities Federal Home Loan Bank 2032-07-06 3.170000 1400000.00 1348302.67 Agency Mortgage-Backed Securities Federal Home Loan Bank 2027-04-19 3.125000 1430000.00 1414266.23 Agency Mortgage-Backed Securities Federal Home Loan Bank 2018-04-19 1.083000 1400000.00 1400631.40 Agency Mortgage-Backed Securities Federal Home Loan Bank 2021-11-29 1.875000 420000.00 413182.17 Agency Mortgage-Backed Securities Federal Home Loan Bank 2031-03-20 3.390000 1280000.00 1260546.13 Agency Mortgage-Backed Securities Federal Home Loan Bank 2027-02-03 3.040000 750000.00 742182.50 Agency Mortgage-Backed Securities Federal Home Loan Bank 2019-01-16 1.250000 500000.00 496983.06 Agency Mortgage-Backed Securities Federal Home Loan Bank 2018-10-01 0.875000 885000.00 882161.24 Agency Mortgage-Backed Securities Federal Home Loan Bank 2019-09-26 1.000000 250000.00 246453.61 Agency Mortgage-Backed Securities Federal Home Loan Bank 2018-08-07 0.625000 1000000.00 997683.47 Agency Mortgage-Backed Securities Federal Home Loan Bank 2021-07-14 1.125000 10000.00 9590.30 Agency Mortgage-Backed Securities Federal Home Loan Bank 2019-06-21 1.125000 565000.00 558643.04 Agency Mortgage-Backed Securities Federal Home Loan Bank 2036-05-23 3.030000 2000000.00 1888658.33 Agency Mortgage-Backed Securities Federal Home Loan Bank 2036-02-22 3.440000 1000000.00 989627.78 Agency 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Fitch NR Moody's P-1 Standard & Poor's A-1+ 2018-07-12 2018-07-12 2018-07-12 N N N 0.0155 39722722.22 39722722.22 0.0110 N Y Y N Principal Funds, Inc. 2018-02-06 /s/ Jennifer A. Block Jennifer A. Block Vice President, Counsel, and Assistant Secretary