ISHARES MBS ETF (MBB) Institutional Ownership and Insiders Activity
ISHARES MBS ETF (MBB) is widely held by institutional investors, with 1007 firms reporting positions valued at approximately $35.01B based on SEC Form 13F filings for the quarter ended June 30, 2026.
Bank Of America Corp is the largest disclosed holder, reporting approximately $6.45B in MBB holdings in its latest filing.
Institutional Holders
1,007
Total Reported Value
$35.01B
Largest Holder
Bank Of America Corp
Largest Position
$6.45B
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
90
Funds Exiting Positions
110
Top Institutional Owners
View allInvestorReported Balance
- Bank Of America Corp$6.45B
- Jpmorgan Chase & Co$3.59B
- Envestnet Asset Management Inc$2.92B
- Lpl Financial Llc$2.56B
- Ubs Group Ag$1.75B
MBB News
All news- Alternative Investment Advisors, Llc Portfolio Analysis: Q2 2026 Investor Activity and Stock Transactions
Sep 1, 2026 · valut.ai
- Theory Financial LLC Q2 2026: Significant ETF Purchases and Sales Observed
Aug 4, 2026 · valut.ai
- Nottingham Advisors' Portfolio Shifts in Q2 2026: Key Buys and Sells
Jul 28, 2026 · valut.ai
- Composition Wealth LLC Portfolio Update: Significant ETF Purchases & Sales in Q2 2026
Jul 25, 2026 · valut.ai
- Clarity Financial Llc Focuses on Technology in Q2 2026 Portfolio Shift
Jul 22, 2026 · valut.ai
- Peak Financial Advisors Llc Activity Analysis: Q2 2026 Portfolio Changes
Jul 19, 2026 · valut.ai
- Quattro Financial Advisors Llc: Significant ETF Purchases & Sales in Q2 2026
Jul 18, 2026 · valut.ai
- Klaas Financial Asset Advisors Q2 2026 Portfolio Activity
Jul 17, 2026 · valut.ai