Every Form 4 that Blackrock Muni Assets Fund, Inc. (MUA) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow MUA and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full MUA filings page.
BLACKROCK MUNIASSETS FUND, INC. director Carl W. Kester reported a sale of 188 transferable subscription rights on August 7, 2026 at $0.0061 per right. These rights relate to a pro rata rights offering that allows holders to subscribe for up to 16,784,940 common shares at an estimated subscription price of $10.04 per share. Each right entitles the holder to purchase one new common share for every three rights held, with a minimum of one share for shareholders owning fewer than three shares on the July 28, 2026 record date. After this transaction, the reporting person held no rights of this type.
BLACKROCK MUNIASSETS FUND, INC. director Glenn Hubbard reported an other-type transaction involving common stock. The event reflects a fund reorganization rather than an open-market buy or sale.
Effective February 23, 2026, BlackRock Long-Term Municipal Advantage Trust was reorganized into BlackRock MuniAssets Fund, Inc. In this reorganization, common shareholders of the former fund received MuniAssets common shares equal in value to the net asset value of the shares they surrendered, less reorganization costs, based on values as of February 20, 2026.
As of February 20, 2026, the former fund reported a net asset value per share of $10.0395 and the acquiring fund reported $11.3610 per share, with a conversion ratio of 0.88368101. Hubbard received 260.6859 common shares of the acquiring fund (plus cash for any fractional shares) in exchange for 295.00 common shares of the former fund, resulting in 260.6859 MuniAssets shares owned directly after the transaction.
BLACKROCK MUNIASSETS FUND, INC. director Christian Romaglino reported an “other transaction” involving common stock. On February 23, 2026, his holdings changed through a reorganization where BlackRock Long-Term Municipal Advantage Trust was combined into BlackRock MuniAssets Fund, Inc.
In the reorganization, he received 1,060 common shares of the Acquiring Fund in exchange for 1,200 common shares of the Target Fund, based on net asset values and a stated conversion ratio. After the transaction, his direct ownership in the Acquiring Fund was 1,068.1002 common shares.
BLACKROCK MUNIASSETS FUND, INC. director Carl Kester reported an “other” transaction reflecting a reorganization between two BlackRock municipal funds. BlackRock Long-Term Municipal Advantage Trust was reorganized into BlackRock MuniAssets Fund, Inc. effective February 23, 2026.
In this reorganization, common shareholders of the Target Fund received MuniAssets common shares based on each fund’s net asset value as of February 20, 2026, less reorganization costs. The Target Fund reported a NAV per share of $10.0395 and the Acquiring Fund reported a NAV per share of $11.3610, resulting in a conversion ratio of 0.88368101. Kester received 88 common shares of the Acquiring Fund (plus cash for any fractional shares) in exchange for his 100 common shares of the Target Fund, and his directly held MuniAssets position following the transaction was 188 common shares.
BLACKROCK MUNIASSETS FUND, INC. director Stayce D. Harris reported an administrative share conversion related to a fund reorganization, not an open‑market trade. BlackRock Long-Term Municipal Advantage Trust was reorganized into BlackRock MuniAssets Fund, Inc., effective February 23, 2026.
In this reorganization, she received 9 common shares of BlackRock MuniAssets Fund in exchange for 10.8113 common shares of the former BlackRock Long-Term Municipal Advantage Trust. The exchange was based on net asset values, with the Target Fund at $10.0395 per share and the Acquiring Fund at $11.3610 per share as of February 20, 2026, using a 0.88368101 conversion ratio.
BlackRock MuniAssets Fund, Inc. portfolio manager Walter O'Connor reported settling phantom share awards and selling common stock in the fund. On January 30, 2026, 1,051.0581 phantom share equivalents were converted into the same number of common shares and then sold at $11.07 per share, leaving him with no directly held common stock.
He continues to hold phantom share units, including 778.3513 and 336.0247 units from prior grants, while a 325.8578-unit grant was fully settled. The phantom shares are cash-settled awards economically equivalent to common stock and vest in three equal annual installments from grants made on January 31 of 2023, 2024, and 2025.
BLACKROCK MUNIASSETS FUND, INC. portfolio manager Phillip Soccio reported phantom share awards, conversions, and a stock sale. On January 30, 2026, he received 180.6685 phantom shares at $11.07 per share. Each phantom share is the economic equivalent of one share of common stock and becomes payable in cash after vesting.
On the same date, previously granted phantom shares from awards made in 2023, 2024, and 2025 were converted (codes "M") into common stock in amounts of 343.7088, 279.1196, and 88.6097 shares. He then disposed of 711.4381 shares of common stock at a price of $11.07 per share, leaving 0 common shares directly owned.
BlackRock MuniAssets Fund, Inc. portfolio manager Kevin Maloney reported compensation-related phantom share and common stock transactions. On January 30, 2026, he was granted 329.72 phantom shares at an economic value of $11.07 each, which are cash-settled and vest in three annual installments.
The same day, previously granted phantom shares were converted into 384.8665 shares of common stock, which were then sold at $11.07 per share, leaving 0 common shares directly owned and 329.72 phantom shares outstanding as deferred, cash-settled compensation.