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SUSTAINABILITY

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MBB

iShares MBS ETF

How To Buy

NAV as of Mar 27, 2020 $110.31
52 WK: 105.61 - 110.33
1 Day NAV Change as of Mar 27, 2020 0.22 (0.20%)
NAV Total Return as of Mar 27, 2020 YTD: 2.51% YTD (year to date) is a period, starting from the beginning of the current calendar year, and continuing up to the present day.

Fees as stated in the prospectus Expense Ratio: 0.07%
Net Expense Ratio: 0.06% BlackRock Fund Advisors, the investment adviser to the Fund and an affiliate of BlackRock Investments, LLC, has contractually agreed to waive a portion of its management fees through Feb 29, 2024. Please see the Fund’s prospectus for additional details.

Overview

Why MBB?

1. Exposure to broad range of U.S. mortgage-backed bonds, including those issued by government sponsored enterprises such as Ginnie Mae, Fannie Mae, and Freddie Mac

2. Access to the domestic mortgage-backed bond market in a single fund

3. Use to seek income

INVESTMENT OBJECTIVE

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.

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Performance

Returns

Average Annual
Cumulative
Calendar Year

	1y	3y	5y	10y	Incept.
Total Return (%) Total return represents changes to the NAV and accounts for distributions from the fund.	6.27	3.13	2.38	2.95	3.65
Market Price (%) Market price return represents changes to the midpoint price and accounts for distributions from the fund. The midpoint is the average of the bid-ask prices at 4:00 PM ET (when NAV is normally determined for most funds).	6.24	3.16	2.37	2.94	3.64
Benchmark (%) Index: Bloomberg Barclays US Mortgage Backed Securities Index	6.35	3.25	2.58	3.15	3.96
After Tax Pre-Liq. (%) Return after taxes on distributions. Assumes fund shares have not been sold.	5.07	2.04	1.29	1.86	2.46
After Tax Post-Liq. (%) Return after taxes on distributions and sale of fund shares.	3.70	1.91	1.33	1.82	2.35

Missing average annual returns data

	YTD	1m	3m	6m	1y	3y	5y	10y	Incept.
Total Return (%) Total return represents changes to the NAV and accounts for distributions from the fund.	6.27	0.29	0.60	2.01	6.27	9.68	12.50	33.70	58.17
Market Price (%) Market price return represents changes to the midpoint price and accounts for distributions from the fund. The midpoint is the average of the bid-ask prices at 4:00 PM ET (when NAV is normally determined for most funds).	6.24	0.22	0.59	1.99	6.24	9.78	12.44	33.64	58.14
Benchmark (%) Index: Bloomberg Barclays US Mortgage Backed Securities Index	6.35	0.28	0.71	2.09	6.35	10.06	13.59	36.42	64.48
After Tax Pre-Liq. (%) Return after taxes on distributions. Assumes fund shares have not been sold.	5.07	0.18	0.29	1.39	5.07	6.26	6.63	20.28	36.47
After Tax Post-Liq. (%) Return after taxes on distributions and sale of fund shares.	3.70	0.17	0.36	1.19	3.70	5.85	6.84	19.74	34.61

Missing cumulative returns data

	2015	2016	2017	2018	2019
Total Return (%) Total return represents changes to the NAV and accounts for distributions from the fund.	1.28	1.28	2.37	0.81	6.27
Market Price (%) Market price return represents changes to the midpoint price and accounts for distributions from the fund. The midpoint is the average of the bid-ask prices at 4:00 PM ET (when NAV is normally determined for most funds).	1.18	1.23	2.51	0.80	6.24
Benchmark (%) Index: Bloomberg Barclays US Mortgage Backed Securities Index	1.51	1.67	2.47	0.99	6.35

Missing calendar year returns data

The performance quoted represents past performance and does not guarantee future results. Investment return and principal value of an investment will fluctuate so that an investor's shares, when sold or redeemed, may be worth more or less than the original cost. Current performance may be lower or higher than the performance quoted.

Growth of Hypothetical $10,000 The growth of hypothetical $10,000 chart reflects a hypothetical $10,000 investment and assumes reinvestment of dividends and capital gains. Fund expenses, including management fees and other expenses were deducted.

Performance chart data not available for display.

Growth of Hypothetical $10,000
Historical NAVs

iShares MBS ETF ($)

The Hypothetical Growth of $10,000 chart reflects a hypothetical $10,000 investment and assumes reinvestment of dividends and capital gains. Fund expenses, including management fees and other expenses were deducted.

The performance quoted represents past performance and does not guarantee future results. Investment return and principal value of an investment will fluctuate so that an investor’s shares, when sold or redeemed, may be worth more or less than the original cost. Current performance may be lower or higher than the performance quoted, and numbers may reflect small variances due to rounding. Standardized performance and performance data current to the most recent month end may be found in the Performance section.

Historical NAVs

Historical Prices