MUB icon

iShares National Muni Bond ETF

1,532 hedge funds and large institutions have $34.4B invested in iShares National Muni Bond ETF in 2025 Q2 according to their latest regulatory filings, with 156 funds opening new positions, 559 increasing their positions, 646 reducing their positions, and 100 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more ownership

Funds ownership:

3% less capital invested

Capital invested by funds: $35.3B → $34.4B (-$894M)

9% less funds holding in top 10

Funds holding in top 10: 117106 (-11)

13% less repeat investments, than reductions

Existing positions increased: 559 | Existing positions reduced: 646

Holders
1,532
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
106
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$593M
Puts
$226M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1101
$469K
1102
$467K
1103
$466K
1104
$465K
1105
$461K
1106
$460K
1107
$458K
1108
$457K
1109
$456K
1110
$455K
1111
$451K
1112
$451K
1113
$451K
1114
$451K
1115
$451K
1116
$449K
1117
$449K
1118
$445K
1119
$441K
1120
$438K
1121
$435K
1122
$435K
1123
$433K
1124
$431K
1125
$431K