Security key
09254J102
BLACKROCK MUNIASSETS FUND, INC. - Common Stock (MUA)
CUSIP: 09254J102
Q4 2023 13F Holders as of 31 Dec 2023
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 7,963,546
- Total 13F value
- $84,374,042
- Share change
- -104,518
- SEC-reported price per share
- $10.59
- Number of holders
- 70
- Value change
- -$656,169
- Number of buys
- 32
- Number of sells
- 32
- Shares outstanding
- 67,314,057
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2023
Institutions
70
Top holders
10
MUA full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
BLACKROCK MUNIASSETS FUND, INC. SEC filings
Broader feeds
Reporting periods
Holder history for CUSIP 09254J102
Recent filing periods:
Ownership snapshot
Top reported holders of MUA - BLACKROCK MUNIASSETS FUND, INC. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
RIVERNORTH CAPITAL MANAGE...
Disclosed value leader
RIVERNORTH CAPITAL MANAGE...
Comparable rows
15/15
Latest evidence
30 Sep 2023
13F
Lead comparable stake: 1.9%
Showing 1-6 of 15 holder rows.
Quick read
RIVERNORTH CAPITAL MANAGEMENT, LLC leads the comparable SEC ownership view at 1.9%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens RIVERNORTH CAPITAL MANAGEMENT, LLC's linked filing trail.
Comparable ownership
Top 5
RIVERNORTH CAPITAL MANAGEMENT, LLC
1.9%
GUGGENHEIM CAPITAL LLC
1.5%
BANK OF AMERICA CORP /DE/
1.3%
KEYBANK NATIONAL ASSOCIATION/OH
0.97%
OSAIC HOLDINGS, INC.
0.77%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| RIVERNORTH CAPITAL MANAGEMENT, LLC |
13F
Company
|
1.9%
|
$11,453,823
1,272,647 shares
|
— | 30 Sep 2023 |
| GUGGENHEIM CAPITAL LLC |
13F
Company
|
1.5%
|
$8,975,844
997,316 shares
|
— | 30 Sep 2023 |
| BANK OF AMERICA CORP /DE/ |
13F
Company
|
1.3%
|
$7,855,577
872,842 shares
|
— | 30 Sep 2023 |
| KEYBANK NATIONAL ASSOCIATION/OH |
13F
Company
|
0.97%
|
$5,888,457
654,273 shares
|
— | 30 Sep 2023 |
| OSAIC HOLDINGS, INC. |
13F
Company
|
0.77%
|
$4,650,347
516,700 shares
|
— | 30 Sep 2023 |
| Mariner, LLC |
13F
Company
|
0.64%
|
$3,879,408
431,045 shares
|
— | 30 Sep 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
70
Shares
7,963,546
Rows available
70
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2023 vs Q2 2026 Across Filers
Q2 2026 holders
95
Q4 2023 holders
70
Holder diff
-25
| Investor | Q2 2026 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q2 2026 value | Q4 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend