MUA - BlackRock MuniAssets Fund

A closed-end fund run by BlackRock. Invests in tax-free municipal bonds. Listed on the New York Stock Exchange.

Is anyone targeting this fund?

Yes - one large investor holds a stake, but it has not asked for changes.

Is the fund doing anything you need to act on?

Nothing right now.

What this means for you

Sit Investment is known for pushing closed-end funds to narrow the gap between price and value. For now it has told the regulator it is not seeking changes.

Nothing is required of you. If an investor changes its mind, it must file a new notice within days, and it will show up here.

Email me if this changes

What happened, and when

  1. Oct 2, 2026

    Sit Investment now owns 10.6%, as a passive investor.

    Original document →
  2. Sept 10, 2026

    The fund said it will repay some borrowed money on Oct 2, 2026.

    Original document →
  3. July 29, 2026

    The fund offered holders the right to buy more shares, until Aug 20, 2026.

    Original document →
  4. July 14, 2026

    The fund said it may sell new shares.

    Original document →
  5. May 22, 2026

    The fund said it may sell new shares.

    Original document →
Show all 17 events
  1. Feb 27, 2026

    The fund said it will repay some borrowed money on April 1, 2026.

    Original document →
  2. Oct 17, 2025

    The fund said it may sell new shares.

    Original document →
  3. Sept 11, 2025

    The fund said it will repay some borrowed money on Oct 11, 2025.

    Original document →
  4. Sept 8, 2025

    The fund proposed taking in BTA; holders of that fund would become holders of this one. Holders vote on Oct 15, 2025. Latest document Aug 12, 2025.

    Original document →
  5. Sept 4, 2025

    The fund said it may sell new shares.

    Original document →
  6. Aug 29, 2025

    The fund proposed taking in BTA; holders of that fund would become holders of this one. Holders vote on Oct 15, 2025.

    Original document →
  7. Aug 7, 2025

    The fund proposed taking in BTA; holders of that fund would become holders of this one. Holders vote on Oct 15, 2025.

    Original document →
  8. July 16, 2025

    The fund proposed taking in BTA; holders of that fund would become holders of this one. Holders vote on Oct 15, 2025. Latest document Feb 23, 2026.

    Original document →
  9. Feb 28, 2025

    The fund said it will repay some borrowed money on April 1, 2025.

    Original document →
  10. Dec 13, 2024

    Bank of America Corp. sold down below 5% and stopped reporting.

    Original document →
  11. Nov 7, 2024

    Bank of America Corp. sold down below 5% and stopped reporting.

    Original document →
  12. Oct 7, 2024

    Bank of America Corp. now owns 22%, as a passive investor.

    Original document →

About this fund

+9%-5%
Aug 2024July 2026
Value of the holdings, month by month, from Aug 2024 to July 2026: up 5.4% in all, before the share price is taken into account. The grey line is where it started.

How this has changed

What these lines mean: a payout that is your own money back, what a fund costs, borrowing.

What a holder made

Why the shares and the holdings can differ: the gap between price and value. Why payouts count: a payout that is your own money back.

What the fund holds

Almost all tax-free municipal bonds (99%). All of it issued in the U.S.

8.9% of holdings are in default.

  1. Commonwealth of Puerto Rico, Puerto Rico Cmwlth - 5%
  2. New York Transportation Development, New York St Transprtn Dev Corp Spl Fac Revenue - 2%
  3. Chicago O'Hare International Airport, Chicago IL O'hare International Arpt Revenue - 1.8%
  4. California Infrastructure & Economic Development Bank, California St Infrastructure & Econ Dev Bank Revenue - 1.7%
  5. New York City Housing Development - 1.6%
  6. Empire State Development, New York St Urban Dev Corp Revenue - 1.3%
  7. New York City Transitional Finance Authority, New York NY City Transitional Fin Auth Rev - 1.2%
  8. Oklahoma Development Finance Authority, Oklahoma St Dev Fin Auth - 1.2%
  9. Tobacco Settlement Financing, Tobacco Settlement Fing Corp NJ - 1.1%
  10. New Jersey Transportation Trust Fund Authority, New Jersey St Transprtn Trust Fund Auth - 1.1%
Show all 23
  1. Cash and short-term - 1.1%
  2. County of Jefferson AL Sewer Revenue, Jefferson Cnty Al Swr Revenue Warrants - 1.1%
  3. New Hampshire Business Finance Authority, National Fin Auth NH Revenue - 1.1%
  4. Mobile County Industrial Development Authority, Mobile Cnty Al Indl Dev Auth Sol Wst Disp Revenue - 1.1%
  5. New York Counties Tobacco Trust IV, New York Cntys NY Tobacco Trust IV - 0.9%
  6. Puerto Rico Sales Tax Financing Corp Sales Tax Revenue, Puerto Rico Sales Tax Fing Corp Sales Tax Revenue - 0.9%
  7. County of Miami-Dade FL Aviation Revenue, Miami-Dade Cnty FL Aviation Revenue - 0.9%
  8. Wisconsin Health & Educational Facilities Authority, Wisconsin St Hlth & Eductnl Facs Auth Revenue - 0.9%
  9. Black Belt Energy Gas District, Black Belt Energy Gas Dist Al Gas Project Revenue - 0.9%
  10. New York State Dormitory Authority, New York St Dorm Auth St Personal Income Tax Revenue - 0.8%
  11. Allentown Neighborhood Improvement Zone Development Authority, Allentown PA Neighborhood Impt Zone Dev Auth Tax Revenue - 0.8%
  12. Maryland Health & Higher Educational Facilities Authority, Maryland St Hlth & Hgr Eductnl Facs Auth Revenue - 0.8%
  13. Public Finance Authority, Public Fin Auth WI Revenue - 0.8%

As of July 31, 2026, from the fund's quarterly holdings report. Original document →

Details: all notices, events and fund facts
Notices from large investors about MUA
DateInvestorStakeType of notice
Oct 2, 2026 Sit Investment 10.6% Passive investor
Dec 13, 2024 Bank of America Corp. 0% Sold down below 5%
Nov 7, 2024 Bank of America Corp. 0% Sold down below 5%
Oct 7, 2024 Bank of America Corp. 22% Passive investor
What the fund announced
DateWhatDeadlineDocument
Sept 10, 2026 Repaying borrowed money Oct 2, 2026 Original document →
July 29, 2026 Offer to buy more shares Aug 20, 2026 Original document →
July 14, 2026 May sell new shares none Original document →
May 22, 2026 May sell new shares none Original document →
Feb 27, 2026 Repaying borrowed money April 1, 2026 Original document →
Oct 17, 2025 May sell new shares none Original document →
Sept 11, 2025 Repaying borrowed money Oct 11, 2025 Original document →
Sept 8, 2025 Plan to take in BTA Oct 15, 2025 Original document →
Sept 4, 2025 May sell new shares none Original document →
Aug 29, 2025 Plan to take in BTA Oct 15, 2025 Original document →
Aug 7, 2025 Plan to take in BTA Oct 15, 2025 Original document →
July 16, 2025 Plan to take in BTA Oct 15, 2025 Original document →
Feb 28, 2025 Repaying borrowed money April 1, 2025 Original document →
Run by
BlackRock Advisors, LLC
Fund family
BlackRock-advised Funds
Exchange
New York Stock Exchange
Regulator's file number
811-07642
Auditor
Deloitte & Touche LLP
Fiscal year end
July 31, 2026
Number of holdings
712
Preferred share classes
1

See this fund's page at the SEC →

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Email me when something new is filed for MUA

Free. One email when a large investor files a notice, or when the fund announces a buy-back, a vote or a closing - usually within a day. No password. Most funds announce payout changes on their own website, where we do not look.