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VANGUARD ULTRA-SHORT TREASURY ETF

Open-end / ETF
Registrant
VANGUARD INSTITUTIONAL INDEX FUNDS
Class ticker
Net Assets
$1,019,292,170
Holdings
91
Latest Report
Jun 30, 2026

Net Assets Over Time

Holdings · 91

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Showing 1–50 of 91 holdings by value · page 1 of 2
Holding Balance Value % of Fund Open
United States Treasury Bill
46,262,000 $46,224,733 4.53%
United States Treasury Bill
38,338,000 $38,334,172 3.76%
United States Treasury Bill
29,441,000 $29,334,424 2.88%
United States Treasury Bill
25,194,000 $25,156,156 2.47%
United States Treasury Bill
24,923,000 $24,868,246 2.44%
United States Treasury Bill
24,752,000 $24,680,518 2.42%
United States Treasury Bill
24,321,000 $24,289,515 2.38%
United States Treasury Bill
23,429,000 $23,292,116 2.29%
United States Treasury Bill
23,200,000 $23,098,854 2.27%
United States Treasury Bill
23,061,000 $23,047,221 2.26%
United States Treasury Bill
22,536,000 $22,421,285 2.20%
United States Treasury Bill
20,665,000 $20,623,670 2.02%
United States Treasury Bill
20,282,000 $20,149,851 1.98%
United States Treasury Bill
19,941,000 $19,750,408 1.94%
United States Treasury Bill
19,558,000 $19,312,873 1.89%
United States Treasury Bill
18,360,000 $18,073,518 1.77%
United States Treasury Bill
12,806,000 $12,674,995 1.24%
United States Treasury Bill
12,809,000 $12,658,428 1.24%
United States Treasury Bill
12,769,000 $12,629,701 1.24%
United States Treasury Bill
12,267,000 $12,169,723 1.19%
United States Treasury Note/Bond
12,341,000 $12,163,116 1.19%
United States Treasury Bill
12,146,000 $12,040,608 1.18%
United States Treasury Bill
11,917,000 $11,830,862 1.16%
United States Treasury Bill
11,939,000 $11,780,846 1.16%
United States Treasury Bill
11,941,000 $11,774,101 1.16%
United States Treasury Bill
11,943,000 $11,766,886 1.15%
United States Treasury Note/Bond
11,012,000 $11,002,537 1.08%
United States Treasury Note/Bond
11,005,000 $10,976,198 1.08%
United States Treasury Note/Bond
10,974,000 $10,961,997 1.08%
United States Treasury Bill
10,962,000 $10,916,744 1.07%
United States Treasury Bill
10,877,000 $10,847,510 1.06%
United States Treasury Note/Bond
10,831,000 $10,844,539 1.06%
United States Treasury Bill
10,844,000 $10,783,198 1.06%
United States Treasury Note/Bond
10,754,000 $10,752,740 1.05%
United States Treasury Note/Bond
10,699,000 $10,704,851 1.05%
United States Treasury Bill
10,695,000 $10,612,363 1.04%
United States Treasury Bill
10,696,000 $10,606,360 1.04%
United States Treasury Bill
10,694,000 $10,596,016 1.04%
United States Treasury Note/Bond
10,291,000 $10,270,498 1.01%
United States Treasury Bill
10,171,000 $10,099,163 0.99%
United States Treasury Note/Bond
10,055,000 $10,060,892 0.99%
United States Treasury Note/Bond
9,966,000 $9,970,672 0.98%
United States Treasury Bill
9,725,000 $9,691,889 0.95%
United States Treasury Bill
9,612,000 $9,565,222 0.94%
United States Treasury Note/Bond
9,465,000 $9,470,546 0.93%
United States Treasury Note/Bond
9,409,000 $9,421,496 0.92%
United States Treasury Note/Bond
9,236,000 $9,113,334 0.89%
United States Treasury Note/Bond
9,056,000 $8,955,889 0.88%
United States Treasury Note/Bond
8,994,000 $8,929,004 0.88%
United States Treasury Note/Bond
9,009,000 $8,926,300 0.88%