Company / CIK 0000901243
BLACKROCK MUNIASSETS FUND, INC.
- Ticker
- MUA
- Insiders on file
- 7
- Members of Congress who traded it
- 1
- Federal contracts on record
- none matched
- Lobbying filings on record
- none matched
- SEC filings
- EDGAR ↗
- Latest trade on record
- August 7, 2026
BLACKROCK MUNIASSETS FUND, INC. (MUA) has 7 insiders on file who disclosed 22 transactions in the last 12 months (0 open-market buys, 3 sales, about $46K at reported prices), and 1 congressional trade in its stock is on record. No federal contract award that started in the last 180 days was found for a recipient with exactly this name; no lobbying filing names it as client this year.
BLACKROCK MUNIASSETS FUND, INC. in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
4 people account for the disclosed buying and selling in BLACKROCK MUNIASSETS FUND, INC. over the last 12 months; the most active is Rep. Kevin Hern with $100K.
Insiders
| Name | Role | Rows | Bought | Sold | Last filed |
|---|---|---|---|---|---|
| HUBBARD ROBERT GLENN | Director | 1 | 0 | 0 | October 5, 2026 |
| KESTER W CARL | Director | 2 | 0 | 0 | August 10, 2026 |
| Harris Stayce D. | Director | 1 | 0 | 0 | July 6, 2026 |
| Romaglino Christian | Director | 1 | 0 | 0 | February 25, 2026 |
| Maloney Kevin | Insider | 6 | 0 | 1 | February 3, 2026 |
| Soccio Phillip | Insider | 11 | 0 | 2 | February 3, 2026 |
| OCONNOR WALTER | Insider | 10 | 0 | 2 | February 3, 2026 |
Rows are this company's Form 4 rows for each person. "Bought" and "sold" count open-market purchases (code P) and sales only. More in insider buying and insider selling.
Members of Congress who traded MUA
From periodic transaction reports that name the company's stock. Amounts are the sums of the ranges as filed. Every row is on the MUA page.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Kevin Hern | Representative (OK, District 1), Republican | 1 | 0 | 1 | $50K–$100K | March 17, 2026 |
Insider transactions
| Filer | Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|---|
| KESTER W CARL | MUA | Option / conversion S | August 7, 2026 | August 10, 2026 | 3d | 188 | $0 | $1 | derivative | Form 4 ↗ | |
| HUBBARD ROBERT GLENN | MUA | Other J | February 23, 2026 | February 25, 2026 | 2d | 261 | $11 | $2,962 | Form 4 ↗ | ||
| Romaglino Christian | MUA | Other J | February 23, 2026 | February 25, 2026 | 2d | 1,060 | $11 | $12K | Form 4 ↗ | ||
| KESTER W CARL | MUA | Other J | February 23, 2026 | February 25, 2026 | 2d | 88 | $11 | $1,000 | Form 4 ↗ | ||
| Harris Stayce D. | MUA | Other J | February 23, 2026 | February 25, 2026 | 2d | 9 | $11 | $102 | Form 4 ↗ | ||
| OCONNOR WALTER | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 326 | — | — | derivative | Form 4 ↗ | |
| OCONNOR WALTER | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 336 | — | — | derivative | Form 4 ↗ | |
| OCONNOR WALTER | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 389 | — | — | derivative | Form 4 ↗ | |
| OCONNOR WALTER | MUA | Sell D | January 30, 2026 | February 3, 2026 | 4d | 1,051 | $11 | $12K | Form 4 ↗ | ||
| OCONNOR WALTER | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 1,051 | — | — | Form 4 ↗ | ||
| Soccio Phillip | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 89 | — | — | derivative | Form 4 ↗ | |
| Soccio Phillip | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 279 | — | — | derivative | Form 4 ↗ | |
| Soccio Phillip | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 344 | — | — | derivative | Form 4 ↗ | |
| Soccio Phillip | MUA | Other A | January 30, 2026 | February 3, 2026 | 4d | 181 | $11 | $2,000 | derivative | Form 4 ↗ | |
| Soccio Phillip | MUA | Sell D | January 30, 2026 | February 3, 2026 | 4d | 711 | $11 | $7,876 | Form 4 ↗ | ||
| Soccio Phillip | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 711 | — | — | Form 4 ↗ | ||
| Maloney Kevin | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 197 | — | — | derivative | Form 4 ↗ | |
| Maloney Kevin | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 80 | — | — | derivative | Form 4 ↗ | |
| Maloney Kevin | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 108 | — | — | derivative | Form 4 ↗ | |
| Maloney Kevin | MUA | Other A | January 30, 2026 | February 3, 2026 | 4d | 330 | $11 | $3,650 | derivative | Form 4 ↗ | |
| Maloney Kevin | MUA | Sell D | January 30, 2026 | February 3, 2026 | 4d | 385 | $11 | $4,260 | Form 4 ↗ | ||
| Maloney Kevin | MUA | Option / conversion M | January 30, 2026 | February 3, 2026 | 4d | 385 | — | — | Form 4 ↗ | ||
| OCONNOR WALTER | MUA | Option / conversion M | January 31, 2025 | February 4, 2025 | 4d | 151 | — | — | derivative | Form 4 ↗ | |
| OCONNOR WALTER | MUA | Option / conversion M | January 31, 2025 | February 4, 2025 | 4d | 158 | — | — | derivative | Form 4 ↗ | |
| OCONNOR WALTER | MUA | Other A | January 31, 2025 | February 4, 2025 | 4d | 554 | $11 | $6,125 | derivative | Form 4 ↗ | |
| OCONNOR WALTER | MUA | Sell D | January 31, 2025 | February 4, 2025 | 4d | 309 | $11 | $3,417 | Form 4 ↗ | ||
| OCONNOR WALTER | MUA | Option / conversion M | January 31, 2025 | February 4, 2025 | 4d | 309 | — | — | Form 4 ↗ | ||
| Soccio Phillip | MUA | Option / conversion M | January 31, 2025 | February 4, 2025 | 4d | 41 | — | — | derivative | Form 4 ↗ | |
| Soccio Phillip | MUA | Option / conversion M | January 31, 2025 | February 4, 2025 | 4d | 197 | — | — | derivative | Form 4 ↗ | |
| Soccio Phillip | MUA | Other A | January 31, 2025 | February 4, 2025 | 4d | 407 | $11 | $4,500 | derivative | Form 4 ↗ | |
| Soccio Phillip | MUA | Sell D | January 31, 2025 | February 4, 2025 | 4d | 238 | $11 | $2,628 | Form 4 ↗ | ||
| Soccio Phillip | MUA | Option / conversion M | January 31, 2025 | February 4, 2025 | 4d | 238 | — | — | Form 4 ↗ |
Federal contracts (USAspending, awards started in the last 180 days)
No contract award starting in the last 180 days was found for a recipient named exactly "BLACKROCK MUNIASSETS FUND, INC.". Subsidiaries and differently-spelled recipients are not matched — search contracts.
Lobbying (Senate LDA, as client)
No LDA filing posted since October 2025 names "BLACKROCK MUNIASSETS FUND, INC." as the client. Filings under a subsidiary or trade-association name are not matched — search lobbying.
Related companies
Companies whose stock was traded by the same people who traded MUA, by number of filers in common. It shows overlap in public filings and nothing else.
- BOEING CO BA 2 filers in common
- Seagate Technology Holdings plc STX 1 filer in common
- COGNIZANT TECHNOLOGY SOLUTIONS CORP CTSH 1 filer in common
- ADOBE INC. ADBE 1 filer in common
- Accenture plc ACN 1 filer in common
- ROCKWELL AUTOMATION, INC ROK 1 filer in common
- CHEVRON CORP CVX 1 filer in common
- Walmart Inc. WMT 1 filer in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 1 | 1 | April 3, 2026 | April 3, 2026 | House Clerk search |
| SEC EDGAR, Form 4 | 10 | 32 | February 4, 2025 | August 10, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insiders and their transactions come from SEC EDGAR Form 4 filings for this issuer. Contracts and lobbying are matched by exact normalized name (suffixes like Inc./Corp. ignored) to USAspending recipients and LDA clients — a conservative match that misses subsidiaries on purpose. See methodology and corrections.
Not investment advice. Public records shown as filed; no recommendation is made or implied.