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iShares MBS ETF (MBB)

Government Mortgage-Backed Bond | Exchange Traded Fund | NasdaqGM
90.00 USD +0.03 (0.033%) ⇧ (Oct. 14, 2026, 4 p.m. EDT)
Short-term:★★☆☆☆Long-term:★★⯪☆☆Dividends:★★★⯪☆
Hot Take ↕ | Oct. 10, 2026, 9:15 a.m. EDT

The iShares MBS ETF is currently trapped in a defensive posture, priced near its 52-week low while offering a robust 4.5% yield. The recent price action shows a slow grind lower, lagging behind its 200-day average, which suggests the market is still digesting the impact of higher mortgage rates on the underlying bond portfolio. However, the fundamental story is not broken; the asset has actually appreciated over the last year despite the broader sector's struggles, indicating resilience in the specific mortgage-backed securities held. The heavy put option activity confirms that traders are bracing for volatility or further declines, likely waiting for clearer signs of a rate cut cycle to trigger a rally. For income-focused investors, the yield is attractive enough to hold through the chop, but the lack of upward momentum means this is a 'wait and see' play rather than a high-conviction entry.
Model Selection — Backtest MAE (log-scale, lower is better)
ModelMAE
AutoETS ✓0.013072
MSTL0.013677
AutoTheta0.013949
AutoARIMA0.015234

Forecast horizon: 45 days | Selected: AutoETS

Forecast Reliability
Score 68%
H-stat 131.50
Ljung-Box p 0.000
Jarque-Bera p 0.048
Excess Kurtosis -0.54

As of Oct. 10, 2026, 9:15 a.m. EDT: Speculators are heavily positioned for downside protection, with massive open interest in out-of-the-money puts (5,000 contracts at the $91 strike) compared to negligible call volume. This creates a 'put wall' suggesting a fear of a sharp drop below current levels. Conversely, long-dated calls show some speculative buying at higher strikes ($95+), hinting at a belief in a potential recovery to par, but the immediate market sentiment is overwhelmingly defensive.

Dividend Data

Yield Summary
Last Yield 1yr Yield 3yr Avg 5yr Avg
0.41% 4.33% 4.11% 3.42%
Dividend History
Date Dividend Yield %
2026-10-01 0.366 0.408710
2026-09-01 0.339 0.366843
2026-08-03 0.341 0.367774
2026-07-01 0.337 0.358434
2026-06-01 0.333 0.353053
2026-05-01 0.335 0.354497
2026-04-01 0.333 0.351748
2026-03-02 0.328 0.341489
2026-02-02 0.335 0.351780
2025-12-19 0.334 0.351246
2025-12-01 0.347 0.364956
2025-11-03 0.342 0.359584
2025-10-01 0.336 0.353238
2025-09-02 0.338 0.360918
2025-08-01 0.332 0.354247
2025-07-01 0.332 0.355194
2025-06-02 0.325 0.353184
2025-05-01 0.325 0.348975
2025-04-01 0.331 0.352916
2025-03-03 0.320 0.340824
2025-02-03 0.341 0.371460
2024-12-18 0.294 0.321417
2024-12-02 0.307 0.328342
2024-11-01 0.310 0.336518
2024-10-01 0.311 0.324601
2024-09-03 0.318 0.333543
2024-08-01 0.309 0.328653
2024-07-01 0.305 0.335718
2024-06-03 0.300 0.328587
2024-05-01 0.282 0.314171
2024-04-01 0.283 0.309053
2024-03-01 0.292 0.317184
2024-02-01 0.297 0.316126
2023-12-14 0.276 0.294714
2023-12-01 0.280 0.306111
2023-11-01 0.274 0.313286
2023-10-02 0.290 0.331050
2023-09-01 0.264 0.289632
2023-08-01 0.276 0.299967
2023-07-03 0.264 0.284759
2023-06-01 0.269 0.286536
2023-05-01 0.260 0.277481
2023-04-03 0.251 0.264489
2023-03-01 0.250 0.271533
2023-02-01 0.243 0.251944
2022-12-15 0.241 0.252859
2022-12-01 0.227 0.240543
2022-11-01 0.196 0.216934
2022-10-03 0.198 0.214704
2022-09-01 0.197 0.205123
2022-08-01 0.184 0.183030
2022-07-01 0.150 0.153046
2022-06-01 0.162 0.164601
2022-05-02 0.148 0.151888
2022-04-01 0.136 0.134308
2022-03-01 0.137 0.130538
2022-02-01 0.166 0.157048
2021-10-01 0.019 0.017547
2021-09-01 0.073 0.067281
2021-08-02 0.080 0.073577
2021-07-01 0.097 0.089773
2021-06-01 0.128 0.118278
2021-05-03 0.160 0.147208
2021-04-01 0.188 0.173768
2021-03-01 0.196 0.179438
2021-02-01 0.192 0.174339
2020-12-01 0.199 0.181074
2020-11-02 0.191 0.173447
2020-10-01 0.191 0.173321
2020-09-01 0.192 0.173724
2020-08-03 0.200 0.180685
2020-07-01 0.199 0.180009
2020-06-01 0.201 0.181097
2020-05-01 0.218 0.196698
2020-04-01 0.231 0.210344
2020-03-02 0.235 0.214514
2020-02-03 0.256 0.235706
2019-12-19 0.056 0.051895
2019-12-02 0.251 0.232731
2019-11-01 0.259 0.239549
2019-10-01 0.262 0.242391
2019-09-03 0.265 0.244645
2019-08-01 0.263 0.243948
2019-07-01 0.264 0.246062
2019-06-03 0.262 0.244814
2019-05-01 0.262 0.247637
2019-04-01 0.271 0.256362
2019-03-01 0.285 0.272493
2019-02-01 0.290 0.276348
2018-12-18 0.084 0.080808
2018-12-03 0.272 0.264026
2018-11-01 0.254 0.248241
2018-10-01 0.224 0.217497
2018-09-04 0.229 0.220702
2018-08-01 0.211 0.203963
2018-07-02 0.232 0.223507
2018-06-01 0.248 0.238852
2018-05-01 0.253 0.244539
2018-04-02 0.254 0.243318
2018-03-01 0.250 0.239509
2018-02-01 0.246 0.234688
2017-12-01 0.234 0.219904
2017-11-01 0.214 0.200506
2017-10-02 0.205 0.191607
2017-09-01 0.207 0.192863
2017-08-01 0.211 0.197141
2017-07-03 0.209 0.196613
2017-06-01 0.232 0.216600
2017-05-01 0.230 0.215780
2017-04-03 0.226 0.211968
2017-03-01 0.212 0.199925
2017-02-01 0.193 0.181887
2016-12-22 0.512 0.484711
2016-12-01 0.417 0.390779
2016-11-01 0.171 0.156336
2016-10-03 0.158 0.143793
2016-09-01 0.175 0.159395
2016-08-01 0.173 0.157487
2016-07-01 0.189 0.171912
2016-06-01 0.187 0.171324
2016-05-02 0.180 0.164835
2016-04-01 0.199 0.182168
2016-02-01 0.191 0.175358
2015-12-24 0.386 0.358603
2015-12-01 0.746 0.687304
2015-11-02 0.212 0.194317
2015-10-01 0.232 0.211775
2015-09-01 0.212 0.194121
2015-08-03 0.192 0.175423
2015-07-01 0.177 0.163495
2015-06-01 0.174 0.158774
2015-05-01 0.179 0.162964
2015-04-01 0.167 0.151392
2015-03-02 0.098 0.089375
2015-02-02 0.089 0.080726
2014-12-24 0.422 0.387120
2014-12-01 0.113 0.103234
2014-11-03 0.114 0.104731
2014-10-01 0.120 0.110619
2014-09-02 0.112 0.103694
2014-08-01 0.136 0.126183
2014-07-01 0.126 0.116775
2014-06-02 0.134 0.124350
2014-05-01 0.151 0.141056
2014-04-01 0.147 0.138889
2014-03-03 0.156 0.146122
2014-02-03 0.151 0.141399
2013-12-26 0.135 0.129211
2013-12-02 0.140 0.133080
2013-11-01 0.121 0.114183
2013-10-01 0.111 0.105014
2013-09-03 0.077 0.074110
2013-08-01 0.086 0.082431
2013-07-01 0.067 0.063598
2013-06-03 0.057 0.053682
2013-05-01 0.079 0.072966
2013-04-01 0.258 0.239354
2013-03-01 0.107 0.099092
2013-02-01 0.091 0.084549
2012-12-03 0.329 0.304545
2012-10-01 0.128 0.117410
2012-09-04 0.120 0.110213
2012-08-01 0.155 0.142463
2012-07-02 0.190 0.175358
2012-06-01 0.180 0.166067
2012-05-01 0.174 0.160962
2012-04-02 0.209 0.193878
2012-03-01 0.304 0.281795
2012-02-01 0.287 0.265470
2011-12-27 0.267 0.247934
2011-12-01 0.275 0.255719
2011-11-01 0.272 0.252296
2011-10-03 0.289 0.267469
2011-09-01 0.282 0.260148
2011-08-01 0.337 0.314219
2011-07-01 0.322 0.303059
2011-06-01 0.288 0.268857
2011-05-02 0.305 0.288008
2011-04-01 0.299 0.284545
2011-03-01 0.325 0.309170
2011-02-01 0.341 0.325071
2010-12-28 0.342 0.326929
2010-12-01 2.864 2.704438
2010-11-01 0.214 0.195273
2010-10-01 0.301 0.276350
2010-09-01 0.259 0.236465
2010-08-02 0.279 0.254330
2010-07-01 0.340 0.311498
2010-06-01 0.334 0.308916
2010-05-03 0.302 0.282586
2010-04-01 0.316 0.296769
2010-03-01 0.378 0.353139
2010-02-01 0.325 0.303540
2009-12-29 0.311 0.293452
2009-12-01 0.373 0.346140
2009-11-02 0.373 0.349153
2009-10-01 0.363 0.339951
2009-09-01 0.368 0.347334
2009-08-03 0.316 0.300238
2009-07-01 0.341 0.324391
2009-06-01 0.261 0.249212
2009-05-01 0.248 0.235183
2009-04-01 0.268 0.253572
2009-03-02 0.270 0.257855
2009-02-02 0.293 0.281406
2008-12-29 0.272 0.258900
2008-12-01 0.325 0.313404
2008-11-03 0.320 0.319234
2008-10-01 0.490 0.483235
2008-09-02 0.464 0.457098
2008-08-01 0.425 0.423560
2008-07-01 0.423 0.419726
2008-06-02 0.433 0.425553
2008-05-01 0.404 0.393302
2008-04-01 0.325 0.316733
2008-03-03 0.289 0.282199
2008-02-01 0.378 0.366244
2007-12-27 0.406 0.401980
2007-12-03 0.387 0.378818
2007-11-01 0.411 0.406890
2007-10-01 0.394 0.392861
2007-09-04 0.396 0.397471
2007-08-01 0.436 0.440627
2007-07-02 0.395 0.399838
2007-06-01 0.456 0.458983
2007-05-01 0.443 0.440139
2007-04-02 0.235 0.233366
Additional Data
dividendDate 2018-04-06
dividendYield 4.51

Info Dump

Attribute Value
All Time High 115.28
All Time Low 85.28
Ask 93.4
Ask Size 12
Average Daily Volume10 Day 5,697,820
Average Daily Volume3 Month 4,301,904
Average Volume 4,301,904
Average Volume10Days 5,697,820
Beta3 Year 1.14
Bid 93.12
Bid Size 12
Category Government Mortgage-Backed Bond
Crypto Tradeable 0
Currency USD
Custom Price Alert Confidence HIGH
Day High 90.08
Day Low 89.41
Dividend Date 1,522,972,800
Dividend Yield 4.51
Esg Populated 0
Exchange NGM
Exchange Data Delayed By 15
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fifty Day Average 91.767
Fifty Day Average Change -1.7669983
Fifty Day Average Change Percent -0.01925527
Fifty Two Week Change Percent -5.820161
Fifty Two Week High 96.97
Fifty Two Week High Change -6.970001
Fifty Two Week High Change Percent -0.07187791
Fifty Two Week Low 88.58
Fifty Two Week Low Change 1.4199982
Fifty Two Week Low Change Percent 0.016030686
Fifty Two Week Range 88.58 - 96.97
First Trade Date Milliseconds 1,174,051,800,000
Five Year Average Return -0.0024222
Full Exchange Name NasdaqGM
Fullday Change 0.049995422
Fullday Change Percent 0.0555659
Fullday Price 90.0
Fund Family iShares
Fund Inception Date 1,173,744,000
Gmt Off Set Milliseconds -14,400,000
Has Pre Post Market Data 1
Language en-US
Legal Type Exchange Traded Fund
Long Business Summary The fund will invest at least 80% of its assets in the component securities of the underlying index and TBAs that have economic characteristics that are substantially identical to the economic characteristics of the component securities of the index, and the fund will invest at least 90% of its assets in fixed income securities of the types included in the underlying index that BFA believes will help the fund track the index.
Long Name iShares MBS ETF
Market us_market
Market State POST
Max Age 86,400
Message Board Id finmb_33254221
Nav Price 89.7224
Net Assets 36,248,539,000.0
Net Expense Ratio 0.04
Open 89.45
Phone 415-670-2000
Previous Close 89.97
Price Hint 2
Quote Source Name Delayed Quote
Quote Type ETF
Region US
Regular Market Change 0.02999878
Regular Market Change Percent 0.03334309
Regular Market Day High 90.08
Regular Market Day Low 89.41
Regular Market Day Range 89.41 - 90.08
Regular Market Open 89.45
Regular Market Previous Close 89.97
Regular Market Price 90.0
Regular Market Time 1,792,008,001
Regular Market Volume 19,693,028
Short Name iShares MBS ETF
Source Interval 15
Symbol MBB
Three Year Average Return 0.0506162
Total Assets 36,248,539,136
Tradeable 0
Trailing Peg Ratio None
Trailing Three Month Nav Returns -4.23861
Trailing Three Month Returns -4.23861
Triggerable 1
Two Hundred Day Average 94.0594
Two Hundred Day Average Change -4.0594025
Two Hundred Day Average Change Percent -0.04315786
Type Disp ETF
Volume 19,693,028
Yield 0.045100003
Ytd Return -3.25749