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State Street Aggregate Bond Index Portfolio

Open-end / ETF
Registrant
STATE STREET INSTITUTIONAL INVESTMENT TRUST
Class ticker
SSAFX
Net Assets
$6,199,671,299
Holdings
6,800
Latest Report
Jun 30, 2026

Net Assets Over Time

Holdings · 6,800

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Showing 1–50 of 6,800 holdings by value · page 1 of 136
Holding Balance Value % of Fund Open
State Street Global Advisors
130,207,274 $130,207,274 2.10%
State Street Global Advisors
71,821,603 $71,821,603 1.16%
State Street Global Advisors
26,512,784 $26,512,784 0.43%
United States Treasury
27,000,000 $26,350,313 0.43%
United States Treasury
26,500,000 $26,168,750 0.42%
United States Treasury
25,000,000 $24,877,930 0.40%
United States Treasury
24,500,000 $24,262,656 0.39%
United States Treasury
24,500,000 $24,189,922 0.39%
United States Treasury
24,700,000 $23,893,391 0.39%
United States Treasury
24,000,000 $23,793,750 0.38%
United States Treasury
23,500,000 $23,736,836 0.38%
United States Treasury
23,500,000 $22,563,672 0.36%
United States Treasury
23,000,000 $22,216,563 0.36%
United States Treasury
21,750,000 $22,096,641 0.36%
United States Treasury
22,500,000 $21,983,203 0.35%
United States Treasury
21,500,000 $21,758,672 0.35%
United States Treasury
22,000,000 $21,742,188 0.35%
United States Treasury
21,500,000 $21,486,563 0.35%
United States Treasury
21,500,000 $21,421,895 0.35%
United States Treasury
23,750,000 $20,567,871 0.33%
United States Treasury
20,500,000 $20,057,969 0.32%
United States Treasury
20,500,000 $20,046,758 0.32%
United States Treasury
20,000,000 $19,929,688 0.32%
United States Treasury
20,000,000 $19,914,844 0.32%
United States Treasury
20,000,000 $19,885,156 0.32%
United States Treasury
20,000,000 $19,768,750 0.32%
United States Treasury
19,500,000 $19,652,344 0.32%
United States Treasury
20,000,000 $19,412,500 0.31%
United States Treasury
19,500,000 $19,322,520 0.31%
United States Treasury
22,000,000 $19,196,719 0.31%
United States Treasury
19,000,000 $18,945,820 0.31%
United States Treasury
19,500,000 $18,918,047 0.31%
United States Treasury
20,000,000 $18,785,938 0.30%
United States Treasury
18,750,000 $18,622,559 0.30%
United States Treasury
18,000,000 $18,005,625 0.29%
United States Treasury
18,500,000 $17,956,563 0.29%
United States Treasury
18,000,000 $17,867,813 0.29%
United States Treasury
20,500,000 $17,799,766 0.29%
Freddie Mac
17,237,074 $17,611,650 0.28%
United States Treasury
19,500,000 $17,595,703 0.28%
United States Treasury
18,000,000 $17,576,719 0.28%
United States Treasury
18,000,000 $17,490,938 0.28%
United States Treasury
17,500,000 $17,427,539 0.28%
United States Treasury
17,500,000 $17,009,180 0.27%
United States Treasury
17,000,000 $16,815,391 0.27%
United States Treasury
17,000,000 $16,799,453 0.27%
United States Treasury
17,000,000 $16,630,781 0.27%
United States Treasury
16,500,000 $16,453,594 0.27%
United States Treasury
17,000,000 $16,176,563 0.26%
Fannie Mae
20,007,450 $16,092,930 0.26%

Showing the top 50 of 6,800 holdings. Create a free account to see every holding and download the CSV.