iShares High Yield Muni Active ETF
HIMU
231 hedge funds and large institutions have $1.07B invested in iShares High Yield Muni Active ETF in 2026 Q1 according to their latest regulatory filings, with 42 funds opening new positions, 65 increasing their positions, 103 reducing their positions, and 71 closing their positions.
13% less funds holding
Funds holding: 265 → 231 (-34)
19.58% less ownership
Funds ownership: 69.87% → 50.29% (-20%)
33% less funds holding in top 10
Funds holding in top 10: 3 → 2 (-1)
35% less capital invested
Capital invested by funds: $1.64B → $1.07B (-$578M)
37% less repeat investments, than reductions
Existing positions increased: 65 | Existing positions reduced: 103
41% less first-time investments, than exits
New positions opened: 42 | Existing positions closed: 71
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jones Financial Companies
Des Peres,
Missouri
|
+$26M |
| 2 |
WJA
Willis Johnson & Associates
Houston,
Texas
|
+$8.09M |
| 3 |
PCIA
Prime Capital Investment Advisors
Overland Park,
Kansas
|
+$7.97M |
| 4 |
AAP
Arax Advisory Partners
Denver,
Colorado
|
+$5.62M |
| 5 |
AFS
Axiom Financial Strategies
New Albany,
Indiana
|
+$5.55M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Envestnet Asset Management
Chicago,
Illinois
|
-$185M |
| 2 |
LPL Financial
San Diego,
California
|
-$89.5M |
| 3 |
BlackRock
New York
|
-$60.4M |
| 4 |
JP Morgan Chase
New York
|
-$43.2M |
| 5 |
MML Investors Services
Springfield,
Massachusetts
|
-$26.8M |
HIMU Hedge Fund Activity: Q1 2026 in Review
231 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in iShares High Yield Muni Active ETF (HIMU) for Q1 2026, worth a combined $1.07B — down 35% from $1.64B a quarter earlier.
Sellers outnumbered buyers: 71 funds closed out of HIMU and 42 opened new positions — a net loss of 29 holders — while 103 trimmed existing stakes and 65 added.
The largest buyer was Jones Financial Companies, adding an estimated $26M. The largest seller was Envestnet Asset Management, cutting an estimated $185M.
- 231 institutional investors held iShares High Yield Muni Active ETF (HIMU) as of Q1 2026, down from 265 in Q4 2025.
- Funds reported $1.07B of iShares High Yield Muni Active ETF stock for Q1 2026, down 35% quarter-over-quarter.
- 42 funds opened new iShares High Yield Muni Active ETF positions in Q1 2026 and 71 closed out, a net change of -29 holders.
- The largest iShares High Yield Muni Active ETF buyer in Q1 2026 was Jones Financial Companies, an estimated $26M added.
- The largest iShares High Yield Muni Active ETF seller in Q1 2026 was Envestnet Asset Management, an estimated $185M sold.
Based on aggregated 13F filings for Q1 2026.