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iShares MBS ETF (MBB) Holdings

iShares MBS ETF logo
$95.85 -0.20 (-0.21%)
Closing price 04:00 PM Eastern
Extended Trading
$95.28 -0.56 (-0.59%)
As of 07:43 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Top 25 MBB Holdings

RankCompanyCurrent PriceWeightShares Held
1BLACKROCK CASH CL INST SL AGENCYN/A5.01%2,118,180,224
2FHLMC 30YR UMBS SUPER - 2.0 2051-05-01N/A0.99%510,213,573
3GNMA2 30YR TBA(REG C) - 6.0 2025-10-20N/A0.89%367,925,000
4GNMA2 30YR TBA(REG C) - 5.5 2025-10-20N/A0.78%327,933,000
5GNMA2 30YR - 2.0 2051-10-20N/A0.53%268,456,394
6GNMA2 30YR - 2.0 2051-12-20N/A0.52%263,678,761
7FNMA 30YR UMBS - 2.0 2051-12-01N/A0.50%260,536,284
8FHLMC 30YR UMBS SUPER - 2.0 2051-04-01N/A0.48%250,078,546
9GNMA2 30YR - 2.5 2051-07-20N/A0.44%216,721,387
10FNMA 30YR UMBS - 2.0 2051-11-01N/A0.43%221,094,695
11FNMA 30YR UMBS SUPER - 2.0 2051-07-01N/A0.42%218,051,496
12GNMA2 30YR - 5.0 2054-11-20N/A0.41%173,822,015
13GNMA2 30YR TBA(REG C) - 6.5 2025-10-20N/A0.40%163,868,493
14FNMA 30YR UMBS - 3.0 2051-10-01N/A0.35%169,004,613
15GNMA2 30YR - 2.0 2052-03-20N/A0.35%179,942,459
16GNMA2 30YR - 2.5 2051-05-20N/A0.35%168,569,673
17FHLMC 30YR UMBS SUPER - 2.0 2052-03-01N/A0.33%171,019,495
18GNMA2 30YR - 2.5 2052-04-20N/A0.33%160,462,051
19GNMA2 30YR - 5.5 2053-09-20N/A0.33%139,331,884
20UMBS 30YR TBA(REG A) - 6.0 2025-11-13N/A0.33%137,675,000
21FNMA 30YR UMBS - 2.0 2051-03-01N/A0.31%162,759,302
22FNMA 30YR UMBS SUPER - 2.0 2052-04-01N/A0.31%162,786,552
23FNMA 30YR UMBS - 2.0 2051-10-01N/A0.30%156,331,402
24GNMA2 30YR - 2.0 2052-01-20N/A0.30%152,334,417
25GNMA2 30YR - 5.5 2054-10-20N/A0.29%122,696,894

Geographic Exposure

  • United States
    95.4%

Currency Exposure

  • USD
    100.0%

Sector Exposure

  • Financials
    87.4%

Industry Exposure

  • Thrifts & Mortgage Finance
    87.3%
  • Diversified Financial Services
    0.1%

SubIndustry Exposure

  • Thrifts & Mortgage Finance
    87.4%

Coupon Exposure

  • 2-4
    62.3%
  • 4-6
    26.9%
  • 6-8
    12.4%

Maturity Exposure

  • 20-30
    79.6%
  • 10-15
    7.7%
  • 30+
    4.1%
  • 0-1
    3.8%
  • 15-20
    2.4%
  • 5-10
    1.1%
  • 3-5
    0.1%

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This page (NASDAQ:MBB) was last updated on 10/23/2025 by MarketBeat.com Staff
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