iShares MBS ETF (MBB)
NASDAQ: MBB · Real-Time Price · USD
91.55
+0.03 (0.03%)
Oct 27, 2026, 4:00 PM EDT - Market closed

MBB Holdings List

No.SymbolName WeightShares
1n/aBLACKROCK CASH CL INST SL AGENCY5.45%1,939,361,802
2n/aFHLMC 30YR UMBS SUPER - 2.0 2051-05-011.05%485,289,891
3n/aUMBS 30YR TBA(REG A) - 5.5 2026-11-120.60%220,677,000
4n/aGNMA2 30YR - 5.0 2054-11-200.59%220,129,669
5n/aGNMA2 30YR - 2.0 2051-10-200.54%245,847,969
6n/aGNMA2 30YR - 2.0 2051-12-200.53%241,489,187
7n/aFNMA 30YR UMBS - 2.0 2051-12-010.53%242,961,983
8n/aGNMA2 30YR TBA(REG C) - 5.5 2026-11-190.52%191,208,000
9n/aGNMA2 30YR - 2.5 2051-07-200.52%224,768,210
10n/aFHLMC 30YR UMBS SUPER - 2.0 2051-04-010.51%232,937,826
11n/aGNMA2 30YR TBA - 6.0 2026-11-190.48%170,504,000
12n/aFNMA 30YR UMBS - 2.0 2051-11-010.45%206,194,074
13n/aGNMA2 30YR - 5.0 2056-04-200.43%162,507,049
14n/aGNMA2 30YR - 5.5 2053-09-200.41%146,107,760
15n/aGNMA2 30YR - 5.5 2055-09-200.40%144,696,745
16n/aGNMA2 30YR - 2.5 2051-05-200.35%153,893,088
17n/aUMBS 30YR TBA(REG A) - 5.0 2026-11-120.35%132,697,000
18n/aFNMA 30YR UMBS SUPER - 2.0 2052-04-010.33%152,001,356
19n/aGNMA2 30YR - 2.0 2052-01-200.33%148,090,084
20n/aGNMA2 30YR - 5.0 2056-05-200.32%119,866,422
21n/aFNMA 30YR UMBS - 2.0 2051-10-010.32%145,504,826
22n/aGNMA2 30YR - 2.5 2051-08-200.30%131,404,334
23n/aFNMA 30YR UMBS - 2.0 2051-04-010.30%137,362,237
24n/aFNMA 30YR UMBS - 2.0 2051-03-010.29%132,121,448
25n/aGNMA2 30YR TBA(REG C) - 5.0 2026-11-190.28%106,382,000
Showing 25 of 10821 holdings
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As of Oct 26, 2026