ISTB
iShares Core 1-5 Year USD Bond ETF
iShares Trust
ETFIndex fund

Portfolio concentration

As of January 31, 2026 · N-PORT
Holdings
7019
Top-10 weight
9.43%
Effective holdings ?
345
Crowding ?
101.8

Holdings

As of January 31, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 US TREASURY N/B 53,503,000 $53.13M 1.11%
2 US TREASURY N/B 46,928,000 $47.41M 0.99%
3 US TREASURY N/B 47,003,000 $46.69M 0.98%
4 US TREASURY N/B 44,173,000 $43.61M 0.91%
5 US TREASURY N/B 41,143,000 $41.59M 0.87%
6 US TREASURY N/B 41,367,000 $41.10M 0.86%
7 US TREASURY N/B 39,213,000 $39.60M 0.83%
8 US TREASURY N/B 38,238,000 $38.80M 0.81%
9 US TREASURY N/B 34,780,000 $34.87M 0.73%
10 US TREASURY N/B 33,094,000 $33.97M 0.71%
11 US TREASURY N/B 33,148,000 $33.77M 0.71%
12 BlackRock Cash Funds: Treasury, SL Agency Shares 33,552,064 $33.57M 0.70%
13 US TREASURY N/B 32,072,000 $32.70M 0.69%
14 US TREASURY N/B 32,057,000 $32.21M 0.68%
15 US TREASURY N/B 31,950,000 $31.36M 0.66%
16 US TREASURY N/B 30,177,000 $30.48M 0.64%
17 US TREASURY N/B 30,000,000 $30.44M 0.64%
18 US TREASURY N/B 30,700,000 $30.09M 0.63%
19 US TREASURY N/B 29,108,000 $29.29M 0.61%
20 US TREASURY N/B 28,683,000 $28.81M 0.60%
21 BlackRock Cash Funds: Treasury, SL Agency Shares 28,598,033 $28.60M 0.60%
22 US TREASURY N/B 29,479,000 $28.48M 0.60%
23 US TREASURY N/B 27,780,000 $28.28M 0.59%
24 US TREASURY N/B 27,461,000 $27.79M 0.58%
25 US TREASURY N/B 26,785,000 $26.91M 0.56%
26 US TREASURY N/B 27,543,000 $26.08M 0.55%
27 US TREASURY N/B 25,990,000 $25.99M 0.55%
28 US TREASURY N/B 25,660,000 $25.75M 0.54%
29 US TREASURY N/B 25,905,000 $25.74M 0.54%
30 US TREASURY N/B 25,006,000 $25.34M 0.53%
31 US TREASURY N/B 25,129,000 $25.26M 0.53%
32 US TREASURY N/B 25,000,000 $24.63M 0.52%
33 US TREASURY N/B 25,000,000 $24.42M 0.51%
34 US TREASURY N/B 23,882,000 $24.14M 0.51%
35 US TREASURY N/B 23,921,000 $24.10M 0.51%
36 US TREASURY N/B 24,048,000 $23.76M 0.50%
37 US TREASURY N/B 23,574,000 $23.65M 0.50%
38 US TREASURY N/B 24,754,000 $23.45M 0.49%
39 US TREASURY N/B 22,445,000 $22.63M 0.47%
40 US TREASURY N/B 23,800,000 $22.59M 0.47%
41 US TREASURY N/B 24,000,000 $22.54M 0.47%
42 US TREASURY N/B 22,300,000 $22.00M 0.46%
43 US TREASURY N/B 23,100,000 $21.93M 0.46%
44 US TREASURY N/B 22,000,000 $21.73M 0.46%
45 US TREASURY N/B 22,000,000 $21.63M 0.45%
46 US TREASURY N/B 21,800,000 $21.59M 0.45%
47 US TREASURY N/B 21,997,000 $21.38M 0.45%
48 US TREASURY N/B 21,440,000 $21.20M 0.44%
49 US TREASURY N/B 21,450,000 $21.14M 0.44%
50 US TREASURY N/B 20,622,000 $21.12M 0.44%
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