Latest Period
Q2 2026
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
Institutions Reporting
95
Shares (Excl. Options)
11,792,642
Price
$11.01
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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
- Total 13F value
- $129,695,155
- Portfolio coverage rank
- 0%
- Share change
- -198,624
- Value change
- -$2,165,339
- Number of holders
- 95
- Shares outstanding
- 67,314,057
- SEC-reported price per share
- $9.55
- Insider filing price
- $9.55
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
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 95 to 8 between Q2 2026 and Q3 2026.
- SEC-reported value moved from $129,695,155 to $13,609,044.
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
Open SEC evidence
Latest holder context comes from 95 institutions filings for Q2 2026.
Security key
09254J102
Latest holder 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
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 09254J102:
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 11,792,642 shares of BLACKROCK MUNIASSETS FUND, INC. - Common Stock (MUA). This represents 18% of the company’s total 67,314,057 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
Latest
Q2 2026
Rows shown
1-25 of 51
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 1,425,943 | $13,609,044 | +$657,103 | $9.55 | 8 |
| 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 |