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
1301
$265K
1302
$264K
1303
$264K
1304
$262K
1305
$262K
1306
$261K
1307
$260K
1308
$260K
1309
$259K
1310
$258K
1311
$252K
1312
$252K
1313
$251K
1314
$250K
1315
$250K
1316
$249K
1317
$247K
1318
$246K
1319
$245K
1320
$244K
1321
$244K
1322
$243K
1323
$243K
1324
$242K
1325
$242K