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BlackRock Taxable Municipal Bond Trust
BBN

117 hedge funds and large institutions have $409M invested in BlackRock Taxable Municipal Bond Trust in 2025 Q3 according to their latest regulatory filings, with 14 funds opening new positions, 36 increasing their positions, 36 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

27% more first-time investments, than exits

New positions opened: 14 | Existing positions closed: 11

11.4% more ownership

Funds ownership: 38.49% → 49.89% (+11%)

7% more capital invested

Capital invested by funds: $383M → $409M (+$26.2M)

0% more funds holding

Funds holding: 117 → 117 (0)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

0% more repeat investments, than reductions

Existing positions increased: 36 | Existing positions reduced: 36

Holders
117
Holders Change
–
Holders Change %
0%
% of All Funds
1.54%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
14
Increased
36
Reduced
36
Closed
11
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
GP
Gridiron Partners
Pennsylvania
+$100M
2
Bank of America
Bank of America
North Carolina
+$6.29M
3
SIA
Sit Investment Associates
Minnesota
+$5.6M
4
LPL Financial
LPL Financial
California
+$3.41M
5
EBWM
Eagle Bluffs Wealth Management
Missouri
+$2.6M

Top Sellers

Rank Fund Capital Flow
1
UBS Group
UBS Group
Switzerland
-$5.72M
2
KeyBank National Association
KeyBank National Association
Ohio
-$1.39M
3
RAM
Readystate Asset Management
Illinois
-$1.18M
4
Cambridge Investment Research Advisors
Cambridge Investment Research Advisors
Iowa
-$795K
5
Osaic Holdings
Osaic Holdings
Arizona
-$588K
Name Holding Trade Value Shares
Change 		Change in
Stake
ASN
76
Advisory Services Network
Georgia
$216K +$22.7K +1,400 +12%
Wealth Enhancement Advisory Services
77
Wealth Enhancement Advisory Services
Minnesota
$215K +$536 +33 +0.3%
FMTCOCP
78
Farmers & Merchants Trust Co of Chambersburg PA
Pennsylvania
$214K – – –
PG
79
Patten Group
Tennessee
$210K -$9.01K -555 -4%
P
80
&Partners
Tennessee
$202K +$198K +12,172 New
ATS
81
Ashton Thomas Securities
New York
$201K – – –
CPSC
82
Carl P. Sherr & Co
Massachusetts
$196K – – –
BAM
83
Belpointe Asset Management
Nevada
$194K +$811 +50 +0.4%
GCM
84
Generation Capital Management
New York
$193K – – –
SAM
85
Seelaus Asset Management
New Jersey
$187K +$183K +11,275 New
Comerica Bank
86
Comerica Bank
Texas
$184K -$113K -6,951 -39%
AWA
87
Arete Wealth Advisors
Illinois
$183K +$179K +11,023 New
PVM
88
Palogic Value Management
Texas
$174K – – –
WA
89
WealthTrust Axiom
Pennsylvania
$170K – – –
AUB
90
Atlantic Union Bankshares
Virginia
$148K +$145K +8,925 New
National Bank of Canada
91
National Bank of Canada
Quebec, Canada
$145K – – –
GRP
92
Global Retirement Partners
California
$138K – – –
Rockefeller Capital Management
93
Rockefeller Capital Management
New York
$93.4K +$91.3K +5,625 New
HCM
94
Hollencrest Capital Management
California
$91.7K +$1.56K +96 +2%
HI
95
Harbour Investments
Wisconsin
$64.7K +$13K +800 +26%
TCOT
96
Trust Company of Toledo
Ohio
$53.5K – – –
FFA
97
Farther Finance Advisors
California
$52.3K -$2.71K -167 -5%
EB
98
Eastern Bank
Massachusetts
$49.8K – – –
PTC
99
Private Trust Company
Ohio
$46.5K – – –
CIBC Private Wealth Group
100
CIBC Private Wealth Group
Georgia
$41.5K -$162 -10 -0.4%
2 3
4
5 6

BBN Hedge Fund Activity: Q3 2025 in Review

117 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in BlackRock Taxable Municipal Bond Trust (BBN) for Q3 2025, worth a combined $409M — up 6.8% from $383M a quarter earlier.

Buyers outnumbered sellers: 14 funds opened new BBN positions and 11 closed out — a net gain of 3 holders — while 36 added to existing stakes and 36 trimmed.

The largest buyer was Gridiron Partners, adding an estimated $100M. The largest seller was UBS Group, cutting an estimated $5.72M.

  • 117 institutional investors held BlackRock Taxable Municipal Bond Trust (BBN) as of Q3 2025, unchanged from Q2 2025.
  • Funds reported $409M of BlackRock Taxable Municipal Bond Trust stock for Q3 2025, up 6.8% quarter-over-quarter.
  • 14 funds opened new BlackRock Taxable Municipal Bond Trust positions in Q3 2025 and 11 closed out, a net change of +3 holders.
  • The largest BlackRock Taxable Municipal Bond Trust buyer in Q3 2025 was Gridiron Partners, an estimated $100M added.
  • The largest BlackRock Taxable Municipal Bond Trust seller in Q3 2025 was UBS Group, an estimated $5.72M sold.

Based on aggregated 13F filings for Q3 2025.