iShares Mortgage-Backed Securities Active ETF
MBBA
31 hedge funds and large institutions have $107M invested in iShares Mortgage-Backed Securities Active ETF in 2026 Q2 according to their latest regulatory filings, with 3 funds opening new positions, 10 increasing their positions, 9 reducing their positions, and 3 closing their positions.
195% more capital invested
Capital invested by funds: $36.1M → $107M (+$70.4M)
40.18% more ownership
Funds ownership: 28.76% → 68.94% (+40%)
11% more repeat investments, than reductions
Existing positions increased: 10 | Existing positions reduced: 9
0% more funds holding
Funds holding: 31 → 31 (0)
0% more first-time investments, than exits
New positions opened: 3 | Existing positions closed: 3
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Envestnet Asset Management
Chicago,
Illinois
|
+$36M |
| 2 |
PNC Financial Services Group
Pittsburgh,
Pennsylvania
|
+$35.9M |
| 3 |
DSA
Droms Strauss Advisors
St. Louis,
Missouri
|
+$368K |
| 4 |
AT
American Trust
Lexington,
Kentucky
|
+$279K |
| 5 |
BlackRock
New York
|
+$89K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Commonwealth Equity Services
Waltham,
Massachusetts
|
-$594K |
| 2 |
Jane Street
New York
|
-$540K |
| 3 |
UBS Group
Zurich,
Switzerland
|
-$404K |
| 4 |
Bank of America
Charlotte,
North Carolina
|
-$339K |
| 5 |
SWP
Stratos Wealth Partners
Beachwood,
Ohio
|
-$274K |
MBBA Hedge Fund Activity: Q2 2026 in Review
31 of the 8,344 institutional investors tracked by Wall St. Rank reported a position in iShares Mortgage-Backed Securities Active ETF (MBBA) for Q2 2026, worth a combined $107M — up 195% from $36.1M a quarter earlier.
Fund positioning in MBBA was balanced in Q2 2026: 3 funds opened new positions, 3 closed out, 10 added to existing stakes and 9 trimmed.
The largest buyer was Envestnet Asset Management, adding an estimated $36M. The largest seller was Commonwealth Equity Services, cutting an estimated $594K.
- 31 institutional investors held iShares Mortgage-Backed Securities Active ETF (MBBA) as of Q2 2026, unchanged from Q1 2026.
- Funds reported $107M of iShares Mortgage-Backed Securities Active ETF stock for Q2 2026, up 195% quarter-over-quarter.
- 3 funds opened new iShares Mortgage-Backed Securities Active ETF positions in Q2 2026 and 3 closed out, a net change of 0 holders.
- The largest iShares Mortgage-Backed Securities Active ETF buyer in Q2 2026 was Envestnet Asset Management, an estimated $36M added.
- The largest iShares Mortgage-Backed Securities Active ETF seller in Q2 2026 was Commonwealth Equity Services, an estimated $594K sold.
Based on aggregated 13F filings for Q2 2026.