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BlackRock Muniholdings California Quality Fund, Inc.

MUC
Exchange
NYSE
SEC CIK
0001051004

No open-market purchases or sales by BlackRock Muniholdings California Quality Fund, Inc. insiders were filed in the last 90 days; 135 institutions reported holding it in 13F filings for Q2 2026, worth $363.2M in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in BlackRock Muniholdings California Quality Fund, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
93
−2 vs. Q2 2025
Shares held
28.0M
−105.5K (−0.4%) vs. Q2 2025
Total value
$304.0M
+$13.0M (+4.5%) vs. Q2 2025
New holders
10
37 more added
Sold out
12
22 more reduced

3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MUC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 93 institutions
Q1 2021: 48 institutionsQ2 2021: 54 institutionsQ3 2021: 46 institutionsQ4 2021: 50 institutionsQ1 2022: 56 institutionsQ2 2022: 93 institutionsQ3 2022: 82 institutionsQ4 2022: 90 institutionsQ1 2023: 91 institutionsQ2 2023: 90 institutionsQ3 2023: 92 institutionsQ4 2023: 93 institutionsQ1 2024: 99 institutionsQ2 2024: 94 institutionsQ3 2024: 94 institutionsQ4 2024: 112 institutionsQ1 2025: 102 institutionsQ2 2025: 98 institutionsQ3 2025: 93 institutionsQ4 2025: 112 institutionsQ1 2026: 139 institutionsQ2 2026: 135 institutions
Value heldQ3 2025: $304.0M
Q1 2021: $115.1MQ2 2021: $125.2MQ3 2021: $117.5MQ4 2021: $117.2MQ1 2022: $108.1MQ2 2022: $227.0MQ3 2022: $197.5MQ4 2022: $222.9MQ1 2023: $248.8MQ2 2023: $270.3MQ3 2023: $262.9MQ4 2023: $330.9MQ1 2024: $309.1MQ2 2024: $307.2MQ3 2024: $310.8MQ4 2024: $307.6MQ1 2025: $308.8MQ2 2025: $291.5MQ3 2025: $304.0MQ4 2025: $306.4MQ1 2026: $360.2MQ2 2026: $363.2M
Institutions holding MUC and their total value by quarter
QuarterHoldersValue
Q2 2026135$363.2M
Q1 2026139$360.2M
Q4 2025112$306.4M
Q3 202593$304.0M
Q2 202598$291.5M
Q1 2025102$308.8M
Q4 2024112$307.6M
Q3 202494$310.8M
Q2 202494$307.2M
Q1 202499$309.1M
Q4 202393$330.9M
Q3 202392$262.9M
Q2 202390$270.3M
Q1 202391$248.8M
Q4 202290$222.9M
Q3 202282$197.5M
Q2 202293$227.0M
Q1 202256$108.1M
Q4 202150$117.2M
Q3 202146$117.5M
Q2 202154$125.2M
Q1 202148$115.1M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding BlackRock Muniholdings California Quality Fund, Inc.; share changes are against Q2 2025.

Institutions holding MUC in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Bullock Wealth Management Group144$1.55K0.00%+2+1.4%Added
Comerica Bank395$4.29K0.00%00.0%Unchanged
Wolff Wiese Magana LLC700$7.59K0.00%+700New
Rothschild Investment LLC1,242$13.5K0.00%+19+1.6%Added
MAI Capital Management1,257$13.6K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.1,501$16.3K0.00%00.0%Unchanged
US Bancorp1,824$19.8K0.00%00.0%Unchanged
Atlantic Union Bankshares Corp1,939$21.0K0.00%00.0%Unchanged
WFA of San Diego, LLC2,513$27.3K0.02%00.0%Unchanged
WealthCollab, LLC2,884$31.3K0.01%00.0%Unchanged
Golden State Wealth Management, LLC5,195$56.4K0.01%00.0%Unchanged
Tortoise Investment Management, LLC9,811$106.4K0.01%−7,000−41.6%Reduced
Sanders Morris Harris LLC10,000$108.5K0.01%+10,000New
Williams Jones Wealth Management, LLC.10,275$111.5K0.00%00.0%Unchanged
Octavia Wealth Advisors, LLC11,268$122.9K0.01%+11,268New
Golden State Equity Partners12,127$131.6K0.02%00.0%Unchanged
Argyle Capital Partners, LLC12,700$137.8K0.10%00.0%Unchanged
Snowden Capital Advisors LLC13,579$148.1K0.00%+40.0%Added
Coastal Investment Advisors, Inc.13,652$148.1K0.05%00.0%Unchanged
Jane Street Group, LLC14,257$154.7K0.00%−49,577−77.7%Reduced
First Foundation Advisors14,963$162.3K0.01%+14,963New
Van Hulzen Asset Management, LLC15,252$165.5K0.01%+2,030+15.4%Added
Perigon Wealth Management, LLC15,351$166.6K0.00%00.0%Unchanged
Blue Bell Private Wealth Management, LLC16,550$179.6K0.03%00.0%Unchanged
Stifel Financial Corp16,668$180.8K0.00%+1,412+9.3%Added
NWF Advisory Services Inc.17,914$194.4K0.02%+383+2.2%Added
CI Private Wealth, LLC18,100$196.4K0.00%−750−4.0%Reduced
Westshore Wealth, LLC18,410$199.7K0.07%+18,410New
Capital Investment Advisors, LLC18,738$203.3K0.00%+2,500+15.4%Added
Oppenheimer & Co Inc20,897$226.7K0.00%+3,986+23.6%Added
Strategic Advocates LLC22,621$245.4K0.06%00.0%Unchanged
Vivaldi Capital Management, LLC23,162$251.3K0.04%+12+0.1%Added
Tempus Wealth Planning, LLC23,657$256.7K0.06%00.0%Unchanged
Rareview Capital LLC25,176$260.6K0.16%+24+0.1%Added
Keystone Wealth Services, LLC24,532$266.2K0.06%00.0%Unchanged
Equitable Holdings, Inc.24,862$269.8K0.00%+1,544+6.6%Added
Steel Peak Wealth Management LLC25,237$275.1K0.01%00.0%Unchanged
LM Advisors LLC25,582$278.0K0.04%−3,280−11.4%Reduced
RB Capital Management, LLC29,133$316.1K0.07%+393+1.4%Added
Steward Partners Investment Advisory, LLC29,745$322.7K0.00%+2,300+8.4%Added
Wellspring Financial Advisors, LLC31,194$338.5K0.03%+7,494+31.6%Added
Farther Finance Advisors, LLC33,584$364.4K0.01%−1,500−4.3%Reduced
Creative Planning38,233$414.8K0.00%+21,739+131.8%Added
Baird Financial Group, Inc.39,037$423.6K0.00%+199+0.5%Added
Intellectus Partners, LLC40,614$442.8K0.09%−1,027−2.5%Reduced
Axxcess Wealth Management, LLC42,015$455.9K0.01%+19,474+86.4%Added
Logan Stone Capital, LLC44,822$486.3K0.22%−26,429−37.1%Reduced
Advisor Group Holdings, Inc.46,655$504.9K0.00%+780+1.7%Added
Envestnet Asset Management Inc47,545$515.9K0.00%−2,354−4.7%Reduced
Raymond James Financial Inc50,153$544.2K0.00%+14,348+40.1%Added
Commonwealth Equity Services, LLC51,218$556.0K0.00%−9,256−15.3%Reduced
Cypress Wealth Services, LLC51,771$561.7K0.09%+51,771New
Arlington Financial Advisors, LLC55,000$596.8K0.09%+55,000New
Ieq Capital, LLC55,252$599.5K0.00%+55,252New
Integrated Wealth Concepts LLC55,467$601.8K0.01%+28,000+101.9%Added
Destination Wealth Management57,708$626.1K0.02%+660+1.2%Added
Lido Advisors, LLC59,546$649.3K0.00%+59,546New
Wedbush Securities Inc65,866$715.0K0.02%+4,427+7.2%Added
Perennial Investment Advisors, LLC66,896$725.8K0.06%−7,800−10.4%Reduced
The PNC Financial Services Group, Inc.67,794$735.6K0.00%00.0%Unchanged
Alteri Wealth LLC68,539$743.6K0.26%−5,544−7.5%Reduced
WESCAP Management Group, Inc.76,377$828.7K0.17%−4,199−5.2%Reduced
Matisse Capital78,600$852.8K0.38%00.0%Unchanged
Channel Wealth LLC84,384$915.6K0.24%−98−0.1%Reduced
Cetera Investment Advisers85,799$930.9K0.00%+9,934+13.1%Added
Rockefeller Capital Management L.P.103,416$1.12M0.00%−6,976−6.3%Reduced
Melfa Wealth Management, LLC105,202$1.14M0.67%00.0%Unchanged
Royal Bank of Canada140,329$1.52M0.00%+21,543+18.1%Added
Diligent Investors, LLC142,900$1.55M0.39%−38,028−21.0%Reduced
Ignite Planners, LLC194,025$2.11M0.34%00.0%Unchanged
Hollencrest Capital Management224,218$2.43M0.09%−1,228−0.5%Reduced
Dakota Wealth Management232,000$2.52M0.05%−2,076−0.9%Reduced
Robinson Capital Management, LLC254,034$2.76M1.98%−504,630−66.5%Reduced
Atala Financial Inc271,119$2.94M1.86%+13,810+5.4%Added
Evoke Wealth, LLC276,003$3.01M0.06%+101,000+57.7%Added
UBS Group AG295,777$3.21M0.00%−83,330−22.0%Reduced
LPL Financial LLC303,530$3.29M0.00%+65,838+27.7%Added
Hennion & Walsh Asset Management, Inc.328,215$3.56M0.13%+56,348+20.7%Added
Northwestern Mutual Wealth Management Co342,357$3.71M0.00%+320,000+1,431.3%Added
City of London Investment Management Co Ltd371,024$4.03M0.30%00.0%Unchanged
Sanctuary Advisors, LLC392,467$4.26M0.02%+32,140+8.9%Added
Allianz Asset Management GmbH493,729$5.36M0.01%00.0%Unchanged
Allspring Global Investments Holdings, LLC504,827$5.48M0.01%+504,827New
Wells Fargo & Company585,081$6.35M0.00%+3,866+0.7%Added
Saba Capital Management, L.P.596,597$6.47M0.21%−1,240,027−67.5%Reduced
Advisors Asset Management, Inc.889,974$9.66M0.16%+137,126+18.2%Added
Mackay Shields LLC981,326$10.6M0.36%−3410.0%Reduced
Rivernorth Capital Management, LLC1,487,540$16.1M0.92%−449,316−23.2%Reduced
Sit Investment Associates Inc1,721,662$18.7M0.38%+239,769+16.2%Added
Bank of America Corp1,774,050$19.2M0.00%+148,959+9.2%Added
Guggenheim Capital LLC2,270,561$24.6M0.18%+438,254+23.9%Added
Karpus Management, Inc.4,758,154$51.6M1.63%+98,928+2.1%Added
Morgan Stanley6,027,592$65.4M0.00%+128,602+2.2%Added
Thomas J. Herzfeld Advisors, Inc.0$00.00%−94,734−100.0%Sold out
HRT Financial LP0$00.00%−69,354−100.0%Sold out
Virtu Financial LLC0$00.00%−54,706−100.0%Sold out
Cerity Partners LLC0$00.00%−43,407−100.0%Sold out
Litman Gregory Asset Management LLC0$00.00%−43,094−100.0%Sold out
Almitas Capital LLC0$00.00%−17,955−100.0%Sold out
Elequin Capital LP0$00.00%−16,147−100.0%Sold out