Security key
09254J102
- Security type / class
- Equity / COM
- Total 13F shares
- 8,348,733
- Total 13F value
- $86,947,899
- Share change
- +374,058
- SEC-reported price per share
- $10.40
- Number of holders
- 77
- Value change
- +$3,886,560
- Number of buys
- 40
- Number of sells
- 22
Report period
Q2 2025
Institutions
77
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. - COM (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
BANK OF AMERICA CORP /DE/
Disclosed value leader
BANK OF AMERICA CORP /DE/
Comparable rows
0/15
Latest evidence
31 Mar 2025
13F
3/4/5
Highest disclosed value: $13,415,012
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
BANK OF AMERICA CORP /DE/ has the largest disclosed position value at $13.42M.
0 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 BANK OF AMERICA CORP /DE/'s linked filing trail.
Disclosed position value
Top 5
BANK OF AMERICA CORP /DE/
$13.42M
GUGGENHEIM CAPITAL LLC
$11.28M
KEYBANK NATIONAL ASSOCIATION/OH
$10.77M
Polar Asset Management Partners Inc.
$5.93M
COMMONWEALTH EQUITY SERVICES, LLC
$3.53M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BANK OF AMERICA CORP /DE/ |
13F
3/4/5
Company · 10%+ Owner
|
—
class O/S missing
|
$13,415,012
1,238,690 shares
|
— | 31 Mar 2025 |
| GUGGENHEIM CAPITAL LLC |
13F
Company
|
—
class O/S missing
|
$11,275,438
1,041,130 shares
|
— | 31 Mar 2025 |
| KEYBANK NATIONAL ASSOCIATION/OH |
13F
Company
|
—
class O/S missing
|
$10,769,333
994,397 shares
|
— | 31 Mar 2025 |
| Polar Asset Management Partners Inc. |
13F
Company
|
—
class O/S missing
|
$5,927,887
547,358 shares
|
— | 31 Mar 2025 |
| COMMONWEALTH EQUITY SERVICES, LLC |
13F
Company
|
—
class O/S missing
|
$3,531,000
326,051 shares
|
— | 31 Mar 2025 |
| MORGAN STANLEY |
13F
Company
|
—
class O/S missing
|
$3,413,450
315,184 shares
|
— | 31 Mar 2025 |
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 Q2 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
77
Shares
8,348,733
Rows available
77
| 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 Q2 2025 vs Q1 2026 Across Filers
Q1 2026 holders
100
Q2 2025 holders
77
Holder diff
-23
| Investor | Q1 2026 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend