Security Snapshot

BLACKROCK MUNIASSETS FUND, INC. - Common Stock (MUA) Institutional Ownership

CUSIP: 09254J102

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

95

Shares (Excl. Options)

11.79MFull value: 11,792,642 · shares · 30 Jun 2026

Price

$11.01

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Security type / class
Equity / Common Stock
Symbol
MUA on NYSE
All holders as of 30 Jun 2026
Q2 2026
Total 13F shares
11,792,642
Latest holder snapshot 5 signals
Total 13F value
$129,695,155
Portfolio coverage rank
0%
Share change
-198,624
Value change
-$2,165,339
Number of holders
95
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
67,314,057
SEC-reported price per share
$9.38
Insider filing price
$9.38
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • MUA - BLACKROCK MUNIASSETS FUND, INC. - Common Stock is tracked under CUSIP 09254J102.
  • 95 institutions reported positions in Q2 2026.
  • 1 significant owner is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 100 to 95 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $127.36MFull value: $127,363,865 · USD · 31 Mar 2026
    to
    $129.7MFull value: $129,695,155 · USD · 30 Jun 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 95 institutions filings for Q2 2026.

Open SEC evidence

Security key

09254J102

13F reference period

Q2 2026

13F holders

95

13D/G owners

1

CIK / CUSIP context first

Open Q2 2026 holders MUA full holder history BLACKROCK MUNIASSETS FUND, INC. SEC filings BLACKROCK MUNIASSETS FUND, INC. insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
1
Security
MUA
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
SIT INVESTMENT ASSOCIATES INC 11% $69,711,783 7,135,290 SIT INVESTMENT ASSOCIATES INC 30 Sep 2026
As of 30 Jun 2026, 95 institutional investors reported holding
11.79MFull value: 11,792,642 · shares · 30 Jun 2026
shares of BLACKROCK MUNIASSETS FUND, INC. - Common Stock (MUA). This represents 18% of the company’s total
67.31MFull value: 67,314,057 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
15%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BANK OF AMERICA CORP /DE/ 2% 1,378,675 -3.9% 0% $15,179,208
Hennion & Walsh Asset Management, Inc. 1.8% 1,211,956 -1.1% 0.38% $13,343,636
GUGGENHEIM CAPITAL LLC 1.6% 1,061,633 -21% 0.08% $11,688,580
KEYBANK NATIONAL ASSOCIATION/OH 1.6% 1,059,956 +0.66% 0.04% $11,670,123
RIVERNORTH CAPITAL MANAGEMENT, LLC 1.3% 868,104 +178% 0.45% $9,450,969
Advisors Asset Management, Inc. 0.88% 591,880 +25% 0.1% $6,516,599
MORGAN STANLEY 0.77% 516,216 +4.8% 0% $5,683,547
COMMONWEALTH EQUITY SERVICES, LLC 0.69% 461,271 -3.9% 0.01% $5,078,590
VAN ECK ASSOCIATES CORP 0.64% 428,231 +27% 0% $4,714,823
RAYMOND JAMES FINANCIAL INC 0.48% 321,277 -2.3% 0% $3,537,257
PNC Financial Services Group, Inc. 0.45% 300,683 +7% 0% $3,310,523
WELLS FARGO & COMPANY/MN 0.44% 299,460 +6.3% 0% $3,297,059
LPL Financial LLC 0.37% 251,591 -48% 0% $2,770,011
ROBINSON CAPITAL MANAGEMENT, LLC 0.27% 183,406 +42% 0.89% $2,008,296
OSAIC HOLDINGS, INC. 0.26% 177,968 +12% 0% $1,959,468
ROYAL BANK OF CANADA 0.25% 168,731 -1.9% 0% $1,858,000
Mariner, LLC 0.24% 161,045 +29% 0% $1,773,106
UBS Group AG 0.2% 133,274 -14% 0% $1,467,347
OARSMAN CAPITAL, INC. 0.19% 129,978 +17% 0.15% $1,431,061
MELFA WEALTH MANAGEMENT, INC. 0.17% 115,304 -7% 0.68% $1,269,495
MPWM ADVISORY SOLUTIONS, LLC 0.14% 97,054 -4.9% 0.49% $1,068,564
NewEdge Advisors, LLC 0.14% 94,201 -18% 0% $1,037,148
Steward Partners Investment Advisory, LLC 0.14% 91,455 -1% 0.01% $1,006,920
COHEN & STEERS, INC. 0.13% 90,760 +12% 0% $999,000
WEALTH ALLIANCE, LLC 0.13% 90,736 0% 0.08% $999,003

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
51
Headline period
Q2 2026
Rows shown
1-25 of 51
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 4,087,704 $39,031,470 +$3,550,500 $9.55 38
2026 Q2 11,792,642 $129,695,155 -$2,165,339 $11.01 95
2026 Q1 11,996,681 $127,363,865 +$35,199,971 $10.61 100
2025 Q4 8,678,913 $92,986,541 +$2,361,277 $10.71 81
2025 Q3 8,280,400 $91,919,259 -$600,130 $11.10 72
2025 Q2 8,348,733 $86,947,899 +$3,886,560 $10.40 77
2025 Q1 8,020,175 $86,812,663 +$6,445,945 $10.83 69
2024 Q4 7,438,901 $82,127,247 +$2,791,603 $11.04 64
2024 Q3 7,084,921 $87,781,214 -$5,386,334 $12.40 61
2024 Q2 7,525,775 $87,283,975 -$1,216,532 $11.60 63
2024 Q1 7,626,057 $84,468,811 -$3,612,469 $11.08 66
2023 Q4 7,963,546 $84,374,042 -$656,169 $10.59 70
2023 Q3 8,013,818 $72,100,450 +$7,172,346 $9.00 69
2023 Q2 7,196,646 $73,364,748 +$5,947,669 $10.18 67
2023 Q1 6,641,327 $69,865,841 -$2,961,870 $10.53 68
2022 Q4 7,171,277 $77,658,585 +$23,937,676 $10.82 68
2022 Q3 4,646,783 $47,706,043 +$2,331,223 $10.27 64
2022 Q2 4,427,361 $53,979,741 +$863,242 $12.18 69
2022 Q1 4,346,081 $55,629,256 +$760,610 $12.80 69
2021 Q4 4,275,452 $63,529,571 -$869,560 $14.86 74
2021 Q3 4,257,616 $64,671,456 +$3,501,188 $15.19 65
2021 Q2 4,024,012 $67,840,428 +$2,374,744 $16.86 65
2021 Q1 3,890,452 $59,292,365 +$2,633,045 $15.24 65
2020 Q4 3,721,500 $54,603,894 +$4,476,627 $14.68 63
2020 Q3 3,290,951 $45,272,520 -$248,804 $13.76 66
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