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Equibles

MUA

Blackrock Muniassets Fund, Inc.

Company with tickers: MUA

CIK
901243
CUSIP
09254J102
Shares Outstanding
50,354,821
13F Activity (30d)
42 filings 39 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 100
Total Value: $127,112,269
Total Shares: 11,980,426

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 100 13F filers · Δ vs Dec 31, 2025
Top Holder
12.0%
Jun 2023 → Mar 2026 · range 12.0% – 18.0%
−4.7 pts
Top 5
46.3%
Jun 2023 → Mar 2026 · range 46.3% – 63.0%
−5.7 pts
Top 10
64.4%
Jun 2023 → Mar 2026 · range 64.4% – 77.7%
−6.0 pts
HHI
578
Jun 2023 → Mar 2026 · range 578 – 962
Broadly held−147

Quarterly Activity

vs Dec 31, 2025
New
29
Increased
44
Decreased
14
Sold Out
10
Unchanged
13
Holder count: +19
Institutional value: +36.8%
Shares held: +38.0%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Large GUGGENHEIM CAPITAL LLC +801,833 1,342,443
Mid Hennion & Walsh Asset Management, Inc. +248,004 1,224,966
Mega MORGAN STANLEY +203,848 492,485
Mega WELLS FARGO & COMPANY/MN +166,979 281,722
Mega RAYMOND JAMES FINANCIAL INC +153,184 328,970

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Large COMMONWEALTH EQUITY SERVICES, LLC −24,606 479,886
Small COFG Advisors, LLC −9,478 23,881
Mega BANK OF AMERICA CORP /DE/ −9,465 1,435,053
Mega ENVESTNET ASSET MANAGEMENT INC −6,583 25,206
Mid Stratos Wealth Partners, LTD. −3,000 20,988

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mid SIT INVESTMENT ASSOCIATES INC 391,622 $4,155,109
Small ABSOLUTE INVESTMENT ADVISERS, LLC 127,113 $1,348,668
Small Noble Wealth Management PBC 110,307 $1,170,357
Large Cambridge Investment Research Advisors, Inc. 35,676 $378,522
Small HBK Sorce Advisory LLC 30,592 $324,581

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega JANE STREET GROUP, LLC 34,465 $369,119
Small StoneX Group Inc. 25,411 $272,151
Mid Virtu Financial LLC 25,143 $269,281
Large Balyasny Asset Management L.P. 23,349 $250,067
Small Burford Brothers, Inc. 17,500 $187,425
Filter: New 29 Increased 44 Reduced 14 Sold out 10 Unchanged 13
Showing 100 of 100
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega BANK OF AMERICA CORP /DE/ Bank $15,225,912 11.98% 1,435,053
Large GUGGENHEIM CAPITAL LLC $14,243,320 11.21% 1,342,443
Mid Hennion & Walsh Asset Management, Inc. $12,996,889 10.22% 1,224,966
Large KEYBANK NATIONAL ASSOCIATION/OH Bank $11,172,860 8.79% 1,053,050
Mega MORGAN STANLEY $5,225,265 4.11% 492,485
Mega LPL Financial LLC $5,112,598 4.02% 481,866
Large COMMONWEALTH EQUITY SERVICES, LLC $5,091,590 4.01% 479,886
Mid Advisors Asset Management, Inc. $5,038,614 3.96% 474,893
Mid SIT INVESTMENT ASSOCIATES INC $4,155,109 3.27% 391,622
Mega VAN ECK ASSOCIATES CORP $3,578,105 2.81% 337,239
Mega RAYMOND JAMES FINANCIAL INC $3,490,371 2.75% 328,970
Mid RIVERNORTH CAPITAL MANAGEMENT, LLC $3,314,670 2.61% 312,410
Mega WELLS FARGO & COMPANY/MN $2,989,069 2.35% 281,722
Mega PNC FINANCIAL SERVICES GROUP, INC. $2,980,953 2.35% 280,957
Mega ROYAL BANK OF CANADA Bank $1,824,251 1.44% 171,937
Large OSAIC HOLDINGS, INC. $1,685,568 1.33% 158,866
Mega UBS Group AG $1,641,992 1.29% 154,759
Small ROBINSON CAPITAL MANAGEMENT, LLC $1,369,995 1.08% 129,123
Small ABSOLUTE INVESTMENT ADVISERS, LLC $1,348,668 1.06% 127,113
Large Mariner, LLC $1,325,772 1.04% 124,955
Small MELFA WEALTH MANAGEMENT, INC. $1,314,823 1.03% 123,923
Large NewEdge Advisors, LLC $1,223,322 0.96% 115,299
Small OARSMAN CAPITAL, INC. $1,173,826 0.92% 110,634
Small Noble Wealth Management PBC $1,170,357 0.92% 110,307
Micro MPWM ADVISORY SOLUTIONS, LLC $1,082,400 0.85% 102,017
Large Steward Partners Investment Advisory, LLC $980,310 0.77% 92,395
Small WEALTH ALLIANCE, LLC $962,708 0.76% 90,736
Large Cetera Investment Advisers $915,589 0.72% 86,295
Large COHEN & STEERS, INC. $856,863 0.67% 80,760
Small Estate Planners Group, LLC $847,038 0.67% 79,834
Large Rockefeller Capital Management L.P. $745,352 0.59% 70,250
Mega AMERIPRISE FINANCIAL INC $658,233 0.52% 62,039
Small Tyche Wealth Partners LLC $544,643 0.43% 51,333
Micro Ackerman Capital Advisors, LLC $488,049 0.38% 45,999
Mega Invesco Ltd. $456,357 0.36% 43,012
Large Kestra Advisory Services, LLC $435,243 0.34% 41,022
Large Cambridge Investment Research Advisors, Inc. $378,522 0.30% 35,676
Small Keudell/Morrison Wealth Management $337,833 0.27% 31,841
Small HBK Sorce Advisory LLC $324,581 0.26% 30,592
Mid Capital Investment Advisors, LLC $313,164 0.25% 29,516
Mega Bank of New York Mellon Corp Bank $307,116 0.24% 28,946
Small River Street Advisors LLC $291,233 0.23% 27,449
Small Palogic Value Management, L.P. $281,483 0.22% 26,530
Small Fortitude Advisory Group L.L.C. $277,589 0.22% 26,163
Large NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO $269,907 0.21% 25,439
Mega ENVESTNET ASSET MANAGEMENT INC $267,435 0.21% 25,206
Micro GILL CAPITAL PARTNERS, LLC $265,939 0.21% 25,065
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $264,008 0.21% 24,883
Mid BENJAMIN EDWARDS INC $254,459 0.20% 23,983
Small COFG Advisors, LLC $253,377 0.20% 23,881
Mega Nuveen, LLC $250,523 0.20% 23,612
Mid WEDBUSH SECURITIES INC Broker-Dealer $248,189 0.20% 23,392
Mid Allworth Financial LP $242,512 0.19% 22,857
Small Quarry LP $224,539 0.18% 21,163
Mid PFG Investments, LLC $223,085 0.18% 21,026
Mid Stratos Wealth Partners, LTD. $222,682 0.18% 20,988
Mid Ashton Thomas Private Wealth, LLC $209,017 0.16% 19,700
Small Indivisible Partners $203,924 0.16% 19,220
Mid ROTHSCHILD INVESTMENT LLC $199,107 0.16% 18,766
Large Janney Montgomery Scott LLC $183,669 0.14% 17,311
Micro Arlington Capital Management, Inc. $178,194 0.14% 16,795
Small Walker Asset Management, LLC $173,494 0.14% 16,352
Large HighTower Advisors, LLC $166,799 0.13% 15,721
Small REGATTA CAPITAL GROUP, LLC $159,150 0.13% 15,000
Mega Fisher Asset Management, LLC $156,985 0.12% 14,796
Small NATURAL INVESTMENTS, LLC $149,866 0.12% 14,125
Mid WOLVERINE ASSET MANAGEMENT LLC $145,569 0.11% 13,720
Mid Sanctuary Advisors, LLC $140,582 0.11% 13,250
Mid Curi Capital, LLC $133,378 0.10% 12,571
Mid Kovack Advisors, Inc. $131,415 0.10% 12,386
Large Cerity Partners LLC $127,043 0.10% 11,974
Mid KESTRA PRIVATE WEALTH SERVICES, LLC $124,073 0.10% 11,694
Mid HARBOUR INVESTMENTS, INC. $118,290 0.09% 11,149
Mid Mutual Advisors, LLC $115,649 0.09% 10,900
Small Bernard Wealth Management Corp. $113,420 0.09% 10,690
Micro Ramiah Investment Group $112,710 0.09% 10,623
Mid Integrated Wealth Concepts LLC $111,840 0.09% 10,541
Large NOMURA HOLDINGS INC $106,100 0.08% 10,000
Large FIFTH THIRD BANCORP Bank $95,203 0.07% 8,973
Mid Advisory Services Network, LLC $89,261 0.07% 8,413
Mid CX Institutional $85,463 0.07% 8,055
Large CWM, LLC $57,453 0.05% 5,415
Mid HOLLENCREST CAPITAL MANAGEMENT $52,487 0.04% 4,947
Mid MAI Capital Management $43,108 0.03% 4,063
Micro Hamrick Investment Counsel, llc $39,257 0.03% 3,700
Large US BANCORP \DE\ Bank $35,712 0.03% 3,366
Mid ST GERMAIN D J CO INC $31,830 0.03% 3,000
Micro Tanglewood Legacy Advisors, LLC $28,434 0.02% 2,680
Mid Western Wealth Management, LLC $23,437 0.02% 2,209
Small Asset Planning,Inc $19,893 0.02% 1,875
Micro PlanVest Financial, Inc $19,108 0.02% 1,801
Small Key Financial Inc $17,580 0.01% 1,657
Small Activest Wealth Management $12,965 0.01% 1,222
Mid Penserra Capital Management LLC $11,182 0.01% 1,054
Small HIGHLINE WEALTH PARTNERS LLC $7,427 0.01% 700
Small Fortis Group Advisors, LLC $6,249 0.00% 589
Mid Farther Finance Advisors, LLC $5,761 0.00% 543
Mid Larson Financial Group LLC $5,305 0.00% 500
Large JONES FINANCIAL COMPANIES LLLP $10 0.00% 1
Mega CITIGROUP INC $10 0.00% 1

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