MUB icon

iShares National Muni Bond ETF
MUB

Overview Fund Activity

1,484 hedge funds and large institutions have $35.3B invested in iShares National Muni Bond ETF in 2025 Q1 according to their latest regulatory filings, with 119 funds opening new positions, 581 increasing their positions, 603 reducing their positions, and 109 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,484
Holders Change
-23
Holders Change %
-1.53%
% of All Funds
20.15%
Holding in Top 10
117
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-3.31%
% of All Funds
1.59%
New
119
Increased
581
Reduced
603
Closed
109
Calls
$99.1M
Puts
$467M
Net Calls
-$368M
Net Calls Change
-$298M

Top Buyers

1
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$194M
2
AC
Allstate Corporation
Illinois
+$152M
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$103M
4
Charles Schwab
Charles Schwab
California
+$84.6M
5
Raymond James Financial
Raymond James Financial
Florida
+$66.8M

Top Sellers

1
Bank of America
Bank of America
North Carolina
-$215M
2
Jane Street
Jane Street
New York
-$200M
3
PAS
Park Avenue Securities
New York
-$110M
4
Osaic Holdings
Osaic Holdings
Arizona
-$96.1M
5
Envestnet Asset Management
Envestnet Asset Management
Illinois
-$94.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
Russell Investments Group
1026
Russell Investments Group
United Kingdom
$536K +$535K +5,078 +253,900%
IW
1027
Instrumental Wealth
Florida
$532K +$532K +5,110 New
SIG
1028
Spinnaker Investment Group
California
$530K -$761K -7,219 -59%
CB
1029
Centennial Bank
Arkansas
$527K – – –
HFAS
1030
Hummer Financial Advisory Services
Illinois
$527K – – –
DTC
1031
Davidson Trust Company
Washington
$527K – – –
MMG
1032
Monetary Management Group
Missouri
$527K – – –
Vanguard Group
1033
Vanguard Group
Pennsylvania
$527K -$22.6K -214 -4%
RRCM
1034
Rappaport Reiches Capital Management
Illinois
$526K – – –
AWM
1035
Aries Wealth Management
Maine
$525K – – –
OFP
1036
OLIO Financial Planning
Virginia
$524K – – –
AWAG
1037
ARS Wealth Advisors Group
Florida
$523K -$639K -6,062 -55%
HIM
1038
Harbour Investment Management
Washington
$522K – – –
BFG
1039
Beacon Financial Group
Texas
$522K -$17.1K -162 -3%
WW
1040
Westshore Wealth
California
$519K -$201K -1,904 -28%
CFFP
1041
Center for Financial Planning
Michigan
$519K +$519K +4,921 New
WCWM
1042
Willow Creek Wealth Management
California
$518K +$3.48K +33 +0.7%
TAM
1043
Titleist Asset Management
Texas
$518K – – –
HBT
1044
Hills Bank & Trust
Iowa
$518K +$5.91K +56 +1%
I
1045
INVST
Indiana
$516K -$651K -6,177 -56%
MPW
1046
Monterey Private Wealth
California
$513K +$633 +6 +0.1%
QP
1047
Quartz Partners
New York
$512K +$39.2K +372 +8%
EIP
1048
Ellis Investment Partners
Pennsylvania
$510K +$2.64K +25 +0.5%
SFP
1049
Sandbox Financial Partners
Maryland
$510K -$23.2K -220 -4%
WAG
1050
Winthrop Advisory Group
Massachusetts
$509K -$194K -1,838 -28%
40 41
42
43 44