MBB

iShares$90.49+0.01 (+0.01%)
AUM $35.54BER 0.04%NAV $90.66Holdings 10,816

Price Chart

Key Statistics

Previous Close

$90.49

Day Range

$90.30$90.77

52-Week Range

$89.09$96.91

Avg Volume

6.0M

Dividend Yield

4.51%

Expense Ratio

0.04%

AUM

$35.54B

Shares Outstanding

392.0M

ETF Grades

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Sector Breakdown

SectorWeight %
Federal National Mortgage Association42.64%
Federal Home Loan Mortgage Corporation30.24%
Government National Mortgage Association24.01%
Uniform MBS2.67%
Cash and/or Derivatives0.44%

Country Allocation

CountryWeight %
United States100.00%

Fund Information

Issuer
iShares
Inception Date
Mar 13, 2007
Exchange
NASDAQ
Description
The iShares MBS ETF (MBB) seeks to track the investment results of an index composed of investment-grade mortgage-backed pass-through securities issued and/or guaranteed by U.S. government agencies.

The iShares MBS ETF (MBB) is an exchange-traded fund issued by iShares that launched on Mar 13, 2007. It currently manages $35.54B in assets under management. The fund charges an expense ratio of 0.04%. The fund holds 10816 securities in its portfolio. It falls under the Federal National Mortgage Association category.

Top 10 holdings represent 9.7% of the fund

RankSymbolNameWeight %SharesMarket Value
1—BLACKROCK CASH CL INST SL AGENCY4.22%0$1.49B
2—FHLMC 30YR UMBS SUPER 2.00% 05/01/20511.05%0$371.6M
3—GNMA2 30YR TBA 6.00% 11/19/20260.62%0$217.5M
4—UMBS 30YR TBA(REG A) 5.50% 11/12/20260.60%0$213.3M
5—GNMA2 30YR 5.00% 11/20/20540.59%0$208.7M
6—GNMA2 30YR 2.00% 10/20/20510.54%0$191.4M
7—GNMA2 30YR 2.00% 12/20/20510.53%0$188.0M
8—FNMA 30YR UMBS 2.00% 12/01/20510.53%0$186.0M
9—GNMA2 30YR TBA(REG C) 5.50% 11/19/20260.53%0$185.4M
10—GNMA2 30YR 2.50% 07/20/20510.52%0$182.5M
11—FHLMC 30YR UMBS SUPER 2.00% 04/01/20510.51%0$178.4M
12—FNMA 30YR UMBS 2.00% 11/01/20510.45%0$157.9M
13—GNMA2 30YR 5.00% 04/20/20560.43%0$153.1M
14—GNMA2 30YR 5.50% 09/20/20530.41%0$143.1M
15—GNMA2 30YR 5.50% 09/20/20550.40%0$141.0M
Page 1 of 217

Detailed Returns

PeriodReturnETF
1D
+0.01%
1W
+0.60%
1M
-1.00%
3M
-2.76%
6M
-4.75%
YTD
-4.83%
1Y
-5.74%
3Y
+5.00%
5Y
-16.01%

Moving Averages

20-Day MA

$89.86

Above 20-Day MA
50-Day MA

$91.44

Below 50-Day MA
200-Day MA

$93.91

Below 200-Day MA

Price with Moving Averages

Support & Resistance

52-Week High

$96.91

Current Price

$90.49

52-Week Low

$89.09

$89.09$96.91

Current Yield

4.51%

Annual Dividend

$1.3509

Frequency

12x/year

Last Ex-Date

Sep 1, 2026

Dividend History

Ex-DateAmountPay Date
Sep 1, 2026$0.3388Sep 4, 2026
Aug 3, 2026$0.3413Aug 6, 2026
Jul 1, 2026$0.3373Jul 7, 2026
Jun 1, 2026$0.3334Jun 4, 2026
Jun 1, 2026$0.3334Jun 4, 2026
May 1, 2026$0.3347May 6, 2026
May 1, 2026$0.3346May 6, 2026
Apr 1, 2026$0.3330Apr 7, 2026
Apr 1, 2026$0.3329Apr 7, 2026
Mar 2, 2026$0.3278Mar 5, 2026
Mar 2, 2026$0.3278Mar 5, 2026
Feb 2, 2026$0.3347Feb 5, 2026
Feb 2, 2026$0.3347Feb 5, 2026
Dec 19, 2025$0.3341Dec 24, 2025
Dec 19, 2025$0.3340Dec 24, 2025
Dec 1, 2025$0.3469Dec 4, 2025
Dec 1, 2025$0.3469Dec 4, 2025
Nov 3, 2025$0.3420Nov 6, 2025
Nov 3, 2025$0.3420Nov 6, 2025
Oct 1, 2025$0.3363Oct 6, 2025

Dividend Payments Over Time

Category Comparison

MetricMBBFederal National Mortgage Association(1 ETFs)Mortgage(72 ETFs)
Fund Info
Expense Ratio0.04%0.04%0.48%
AUM$35.54B$35.54B$2.30B
Dividend Yield4.51%4.51%4.37%
Avg Volume6.0M6.0M605.6K
Holdings10,81610,816649
Performance
1-Month Return-1.00%-1.00%-2.01%
6-Month Return-2.75%-2.75%-3.63%
YTD Return-4.91%-4.91%-4.96%
1-Year Return-5.38%-5.38%-5.13%

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