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5869680.00 Agency Mortgage-Backed Securities Freddie Mac 2031-03-15 0.000000 4174000.00 2894944.48 Agency Mortgage-Backed Securities Freddie Mac 2027-09-15 0.000000 8032000.00 6282365.34 Agency Mortgage-Backed Securities Fannie Mae 2019-05-01 0.000000 662000.00 661953.66 Agency Mortgage-Backed Securities Fannie Mae 2019-10-01 0.000000 4802000.00 4752217.67 Agency Mortgage-Backed Securities Fannie Mae 2022-05-15 0.000000 3000000.00 2773560.00 Agency Mortgage-Backed Securities Fannie Mae 2026-01-15 0.000000 7980000.00 6609754.20 Agency Mortgage-Backed Securities Fannie Mae 2028-07-15 0.000000 6596000.00 5000361.64 Agency Mortgage-Backed Securities Resolution Funding Corp Interest Strip 2020-07-15 8.875000 25000.00 27563.56 Agency Debentures and Agency Strips Resolution Funding Corp Interest Strip 2022-07-15 0.000000 71000.00 65501.05 Agency Debentures and Agency Strips Resolution Funding Corp Interest Strip 2024-01-15 0.000000 582000.00 514918.68 Agency Debentures and Agency Strips US Treasury 2020-02-15 0.000000 30756785.57 30191014.51 U.S. Treasuries (including strips) US Treasury 2020-08-15 0.000000 30959173.57 30024825.71 U.S. Treasuries (including strips) US Treasury 2041-11-15 0.000000 3962255.96 2015876.96 U.S. Treasuries (including strips) Y Fitch NR Moody's NR Standard & Poor's NR 2019-05-01 2019-05-01 2019-05-01 N N N 0.0275 100000000.00 100000000.00 0.0322 N Y Y N Mizuho Securities Repurchase Agreement Mizuho Securities Repurchase Agreement, 2.69% 0000812291 RP043019Z U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash Y N US Treasury 2025-01-31 2.500000 28730700.00 29114467.71 U.S. Treasuries (including strips) US Treasury 2021-10-15 2.875000 71755100.00 72840631.15 U.S. Treasuries (including strips) US Treasury 2024-01-31 2.500000 33800.00 34281.19 U.S. Treasuries (including strips) US Treasury 2019-05-15 3.125000 10500.00 10651.65 U.S. Treasuries (including strips) Y Fitch NR Moody's NR Standard & Poor's NR 2019-05-01 2019-05-01 2019-05-01 N N N 0.0269 100000000.00 100000000.00 0.0322 N Y Y N Morgan Stanley Institutional Liquidity Funds - Government Portfolio Morgan Stanley Institutional Liquidity Funds - Government Portfolio, 2.34% 61747C707 549300BI6Y5SI6BYPB26 US61747C7074 Investment Company Y Fitch F1+ Moody's Aaa-mf Standard & Poor's AAAm 2019-05-01 2019-05-01 2019-05-01 N N N 0.0234 27900000.00 27900000.00 0.0090 N Y Y N Royal Bank of Canada Repurchase Agreement Royal Bank of Canada Repurchase Agreement, 2.69% 0001000275 RP043019C U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash Y N US Treasury 2019-11-15 3.375000 99975700.00 102000059.89 U.S. Treasuries (including strips) Y Fitch NR Moody's NR Standard & Poor's NR 2019-05-01 2019-05-01 2019-05-01 N N N 0.0269 100000000.00 100000000.00 0.0322 N Y Y N STIT - Government & Agency Portfolio STIT - Government & Agency Portfolio, 2.33% 825252885 US8252527291 Investment Company Y Fitch F1 Moody's Aaa Standard & Poor's AAAm 2019-05-07 2019-05-07 2019-05-07 N N N 0.0233 22300000.00 22300000.00 0.0072 N N Y N United States Treasury Bill United States Treasury Bill, 2.35% 912796RJ0 254900HROIFWPRGM1V77 US912796RJ04 U.S. Treasury Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2019-05-02 2019-05-02 2019-05-02 N N N 0.0235 69995401.39 69995401.39 0.0226 N Y Y N United States Treasury Bill United States Treasury Bill, 2.38% 912796RP6 254900HROIFWPRGM1V77 US912796RP63 U.S. Treasury Debt Y Fitch NR Moody's P-1 Standard & Poor's A-1+ 2019-05-09 2019-05-09 2019-05-09 N N N 0.0238 24986777.78 24986777.78 0.0081 N Y Y N Principal Funds, Inc. 2019-05-02 /s/ Laura Latham Laura Latham Assistant Counsel and Assistant Secretary