State Street Institutional US Government Money Market Fund

NPORT-P false 0001107414 XXXXXXXX S000046033 C000143857 C000143856 C000232293 STATE STREET INSTITUTIONAL INVESTMENT TRUST 811-09819 0001107414 549300P1E098W6ES7M39 One Iron Street Boston 02210 617-664-7037 State Street Target Retirement Fund S000046033 549300QZZ27SPBKTJG32 2025-12-31 2025-03-31 N 732929979.49 41841478.57 691088500.92 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 81195.21000000 N State Street Global Advisors 549300BZ5TGIFZUZDZ37 State Street Institutional US Government Money Market Fund 857492706 2379530.45000000 NS USD 2379530.45000000 0.344316313588 Long STIV RF US N 1 N N N SPDR Bloomberg 1-10 Year TIPS ETF 549300SS31WHLX0B1I97 SPDR Bloomberg 1-10 Year TIPS ETF 78468R861 14009927.00000000 NS USD 268850499.13000000 38.90247034527 Long EC RF US N 1 N N SPDR Portfolio Short Term Treasury ETF 549300CVHDNMTIUMZ693 SPDR Portfolio Short Term Treasury ETF 78468R101 7995459.00000000 NS USD 233787221.16000000 33.82883969980 Long EC RF US N 1 N N SPDR Bloomberg High Yield Bond ETF 549300NCLW2248PN7J24 SPDR Bloomberg High Yield Bond ETF 78468R622 1091592.00000000 NS USD 104028717.60000000 15.05287925663 Long EC RF US N 1 N N N SPDR Bloomberg Enhanced Roll Yield Commodity Strategy NO K-1 ETF 984500D58F9EV0X92F27 SPDR Bloomberg Enhanced Roll Yield Commodity Strategy NO K-1 ETF 78468R440 1916748.00000000 NS USD 53113087.08000000 7.685424805838 Long EC RF US N 1 N N N State Street Small/Mid Cap Equity Index Portfolio 54930001FXUIVS800B48 State Street Small/Mid Cap Equity Index Portfolio 85749T707 107448.05000000 NS USD 30962229.51000000 4.480211936500 Long EC RF US N 1 N N N State Street Global Advisors 5493008BJIBKQ5KTIF74 State Street Navigator Securities Lending Portfolio II 857492706 14549575.00000000 NS USD 14549575.00000000 2.105312847866 Long STIV RF US N 1 N N State Street Equity 500 Index II Portfolio 549300IDK82VZN2AFK60 State Street Equity 500 Index II Portfolio 85749T756 428826.67000000 NS USD 218096958.13000000 31.55847012931 Long EC RF US N 1 N N N State Street Global Advisors 549300BZ5TGIFZUZDZ37 State Street Institutional US Government Money Market Fund 857492706 11196077.81000000 NS USD 11196077.81000000 1.620064260235 Long STIV RF US N 1 N N N SPDR Dow Jones Global Real Estate ETF 549300NEMKJTY73KOC44 SPDR Dow Jones Global Real Estate ETF 78463X749 1720102.00000000 NS USD 75065251.28000000 10.86188689003 Long EC RF US N 1 N N SPDR Portfolio Short Term Corporate Bond ETF 549300D2BO7L1J2SO973 SPDR Portfolio Short Term Corporate Bond ETF 78464A474 1970979.00000000 NS USD 59326467.90000000 8.584496460442 Long EC RF US N 1 N N State Street Aggregate Bond Index Portfolio 549300CYRPLDVB2ZTF93 State Street Aggregate Bond Index Portfolio 85749T772 3337801.90000000 NS USD 297898819.49000000 43.10574102932 Long EC RF US N 1 N N N State Street Global All Cap Equity ex-U.S. Index Portfolio 5493006RH3PQC41AJP68 State Street Global All Cap Equity ex-U.S. Index Portfolio 85749T764 1333556.85000000 NS USD 161520405.07000000 23.37188433246 Long EC RF US N 1 N N N 2025-04-29 STATE STREET INSTITUTIONAL INVESTMENT TRUST Arthur Jensen Arthur Jensen Deputy Treasurer XXXX