iShares Core Total USD Bond Market ETF (IUSB)

IUSB Holdings List

As of Sep 25, 2025

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No.	Symbol	Name	% Weight	Shares
1	n/a	BLK Liquidity Temp Cash Inst #21	1.90%	626,392,341
2	n/a	TREASURY NOTE - 4.38 2034-05-15	0.45%	141,693,000
3	n/a	TREASURY NOTE - 4.25 2034-11-15	0.43%	138,426,000
4	n/a	TREASURY NOTE - 3.88 2034-08-15	0.41%	137,805,000
5	n/a	TREASURY NOTE - 4.0 2030-02-28	0.41%	133,632,000
6	n/a	TREASURY NOTE - 4.0 2034-02-15	0.40%	133,650,000
7	n/a	TREASURY NOTE (2OLD) - 4.63 2035-02-15	0.38%	121,094,000
8	n/a	FNMA 30YR UMBS - 2.0 2050-05-01	0.37%	148,848,631
9	n/a	TREASURY NOTE - 3.88 2033-08-15	0.37%	121,924,000
10	n/a	TREASURY NOTE - 4.5 2033-11-15	0.35%	111,318,000
11	n/a	TREASURY NOTE - 3.88 2030-04-30	0.34%	108,516,000
12	n/a	TREASURY NOTE - 4.0 2030-03-31	0.33%	104,948,000
13	n/a	TREASURY NOTE - 3.75 2026-08-31	0.31%	102,578,000
14	n/a	TREASURY NOTE - 4.25 2030-01-31	0.30%	96,620,000
15	n/a	TREASURY NOTE - 4.0 2030-05-31	0.30%	96,166,000
16	n/a	TREASURY NOTE - 1.25 2031-08-15	0.30%	113,249,000
17	n/a	TREASURY NOTE - 3.5 2033-02-15	0.29%	99,726,000
18	n/a	TREASURY NOTE - 4.5 2027-04-15	0.29%	93,843,000
19	n/a	TREASURY NOTE - 4.13 2029-11-30	0.29%	93,983,500
20	n/a	TREASURY NOTE - 3.38 2033-05-15	0.29%	98,602,000
21	n/a	TREASURY NOTE - 4.63 2027-06-15	0.29%	93,143,000
22	n/a	TREASURY NOTE - 1.88 2032-02-15	0.28%	105,900,000
23	n/a	TREASURY NOTE - 1.38 2031-11-15	0.28%	107,735,000
24	n/a	TREASURY NOTE - 4.13 2032-11-15	0.28%	90,450,000
25	n/a	TREASURY NOTE - 2.75 2027-04-30	0.28%	91,842,000

As of Sep 25, 2025

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