iShares MBS ETF
Limited financial coverage for MBB.
Not enough data to compute a meaningful composite — typical for foreign-listed ADRs, recent IPOs, or thinly-covered small caps. Live quote, chart, and any available stats still render below.
Price Chart
About the company
The iShares MBS ETF, known by its symbol MBB, is structured to mirror the financial performance of a specific index. This index is made up of premium, mortgage-backed pass-through securities that have been either provided or secured by agencies of the United States government.
- IPO
- 2007
- HQ
- San Francisco, CA, US
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Similar companies
Peers in the same neighborhood.
- Market Cap
- $39.82B
- Div Yield
- 4.33%
- 52W High
- $96.97
- 52W Low
- $92.68
- 50D MA
- $93.72
- 200D MA
- $94.80
- Beta
- 1.14
- RSI (14)
- 49
- Avg Volume
- 2.19M
No earnings-call transcripts are available for MBB yet.
- Free Float
- 0.0%
- Shares Outstanding
- 426.82M
- Float Shares
- 0
of shares held by institutions
1,031 13F filers
Congressional trading
Senate and House stock disclosures for MBB, newest first.
| Member | Type | Traded | |
|---|---|---|---|
| John BoozmanSenate · AR | Buy | May 27, 26 | Filing → |
| John BoozmanSenate · AR | Sell | May 13, 26 | Filing → |
| John BoozmanSenate · AR | Sell | Feb 6, 26 | Filing → |
| John BoozmanSenate · AR | Buy | Jan 23, 26 | Filing → |
| John BoozmanSenate · AR | Buy | Jan 23, 26 | Filing → |
| John BoozmanSenate · AR | Buy | Nov 21, 25 | Filing → |
| John BoozmanSenate · AR | Buy | Nov 21, 25 | Filing → |
| John BoozmanSenate · AR | Sell | Sep 16, 25 | Filing → |
| John BoozmanSenate · AR | Sell | Sep 16, 25 | Filing → |
| John BoozmanSenate · AR | Buy | Aug 1, 25 | Filing → |
| John BoozmanSenate · AR | Buy | Aug 1, 25 | Filing → |
| John BoozmanSenate · AR | Buy | Sep 6, 24 | Filing → |
| John BoozmanSenate · AR | Buy | Nov 7, 23 | Filing → |
| John BoozmanSenate · AR | Buy | Jun 23, 23 | Filing → |
Source: public STOCK Act disclosures. Filed weeks after the trade — a lagging signal, not a real-time one.
Top institutional holders
Largest 13F positions, with quarter-over-quarter change.
| Holder | Shares | Δ Quarter |
|---|---|---|
| Bank Of America Corp | 68.26M | ▲ 2.05M |
| Jpmorgan Chase & Co | 37.78M | ▲ 633.00K |
| Envestnet Asset Management Inc | 30.91M | ▲ 2.01M |
| Lpl Financial LLC | 27.13M | ▼ 856.10K |
| Ubs Group AG | 18.50M | ▼ 3.34M |
| Ameriprise Financial Inc | 13.69M | ▲ 494.86K |
| Morgan Stanley | 11.54M | ▲ 746.09K |
| Tiaa-Cref Individual & Institutional Services, LLC | 7.68M | ▲ 199.12K |
| Truist Financial Corp | 5.54M | ▼ 238.08K |
| Ubs Asset Management Americas Inc | 4.28M | ▼ 20.47K |
| Stifel Financial Corp | 3.74M | ▲ 34.11K |
| Pnc Financial Services Group, Inc. | 3.28M | ▲ 172.70K |
Held by 16 ETFs
Biggest fund positions in MBB by dollar value.
Our MBB coverage
Recent articles, reports, and earnings notes.
No research on MBB yet
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Generate MBB report →MBB SE (MBBDF) Q2 2026 Earnings Call Transcript
seekingalpha.com · Aug 13
Focus Financial Network Inc. Raises Holdings in iShares MBS ETF $MBB
defenseworld.net · Aug 11
ING appoints Hilde Garssen to the Management Board Banking
globenewswire.com · Jun 15
Comerica Bank Has $11.63 Million Stake in iShares MBS ETF $MBB
defenseworld.net · Apr 29
Concurrent Investment Advisors LLC Boosts Stock Position in iShares MBS ETF $MBB
defenseworld.net · Apr 27
Aureum Wealth Management LLC Takes $6.07 Million Position in iShares MBS ETF $MBB
defenseworld.net · Apr 23
1 Ultra-Safe Real Estate ETF That Actually Gained in 2008, and It Pays a 4% Monthly Yield
247wallst.com · Apr 18
Assetmark Inc. Decreases Stock Position in iShares MBS ETF $MBB
defenseworld.net · Apr 17
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