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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, Q2 2026

Institutional positions in BlackRock Muniholdings California Quality Fund, Inc. as of Jun 30, 2026. 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
135
−3 vs. Q1 2026
Shares held
33.1M
−1.53M (−4.4%) vs. Q1 2026
Total value
$363.2M
+$3.07M (+0.9%) vs. Q1 2026
New holders
13
48 more added
Sold out
16
30 more reduced

1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 135 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 heldQ2 2026: $363.2M
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, Q2 2026

Shares, value and share of portfolio for each institution holding BlackRock Muniholdings California Quality Fund, Inc.; share changes are against Q1 2026.

Institutions holding MUC in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Capital Investment Advisors, LLC14,175$155.8K0.00%00.0%Unchanged
Decision Investments, Inc14,029$154.2K0.14%−2,500−15.1%Reduced
Closed-End Fund Advisors, Inc.13,969$153.5K0.15%+337+2.5%Added
Coastal Investment Advisors, Inc.13,652$150.0K0.05%00.0%Unchanged
Whittier Trust Co13,533$149.3K0.00%00.0%Unchanged
Boothbay Fund Management, LLC13,331$146.5K0.00%−3,658−21.5%Reduced
Lyell Wealth Management, LP12,848$141.2K0.01%+12,848New
Meridian Investment Counsel Inc.12,838$141.1K0.03%00.0%Unchanged
McGowan Group Asset Management, Inc.12,614$138.6K0.02%00.0%Unchanged
Great Valley Advisor Group, Inc.12,383$136.1K0.00%+12,383New
Almitas Capital LLC11,900$130.8K0.03%00.0%Unchanged
Bank of Montreal11,602$127.5K0.00%−12,648−52.2%Reduced
Mather Group, LLC.11,372$125.0K0.00%−1,620−12.5%Reduced
Allworth Financial LP10,769$118.4K0.00%−649−5.7%Reduced
Alessandra Capital Management, LLC10,687$117.5K0.08%00.0%Unchanged
Perigon Wealth Management, LLC10,613$116.6K0.00%00.0%Unchanged
Financial Advisors Network, Inc.10,276$112.9K0.01%00.0%Unchanged
Williams Jones Wealth Management, LLC.10,275$112.9K0.00%00.0%Unchanged
Shufro Rose & Co LLC10,000$109.9K0.01%−253−2.5%Reduced
US Bancorp3,623$39.8K0.00%00.0%Unchanged
Wolff Wiese Magana LLC2,975$32.7K0.02%00.0%Unchanged
Penserra Capital Management LLC2,922$32.0K0.00%+1,948+200.0%Added
Atlantic Union Bankshares Corp1,939$21.3K0.00%00.0%Unchanged
Noble Wealth Management PBC1,830$20.1K0.01%−579−24.0%Reduced
Ameritas Investment Partners, Inc.1,501$16.5K0.00%00.0%Unchanged
DHJJ Financial Advisors, Ltd.1,414$15.5K0.00%00.0%Unchanged
Pinnacle Wealth Planning Services, Inc.1,400$15.4K0.00%00.0%Unchanged
Rothschild Investment LLC1,297$14.3K0.00%+18+1.4%Added
Smartleaf Asset Management LLC1,100$12.0K0.00%00.0%Unchanged
Highline Wealth Partners LLC1,025$11.3K0.00%00.0%Unchanged
Mosley Wealth Management946$10.4K0.00%+23+2.5%Added
Mascoma Wealth Management LLC708$7.78K0.00%00.0%Unchanged
Nalls Sherbakoff Group, LLC410$4.51K0.00%00.0%Unchanged
Fifth Third Bancorp395$4.34K0.00%00.0%Unchanged
Bullock Wealth Management Group151$1.66K0.00%+3+2.0%Added
Evoke Wealth, LLC0$00.00%−401,081−100.0%Sold out
Vivaldi Capital Management, LLC0$00.00%−68,301−100.0%Sold out
Prospera Financial Services Inc0$00.00%−40,300−100.0%Sold out
Mercer Global Advisors Inc0$00.00%−18,638−100.0%Sold out
Avantax Planning Partners, Inc.0$00.00%−18,034−100.0%Sold out
Goldman Sachs Group Inc0$00.00%−17,112−100.0%Sold out
EP Wealth Advisors, LLC0$00.00%−15,982−100.0%Sold out
Mariner, LLC0$00.00%−13,343−100.0%Sold out
Golden State Equity Partners0$00.00%−12,127−100.0%Sold out
Octavia Wealth Advisors, LLC0$00.00%−11,268−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−10,803−100.0%Sold out
Westshore Wealth, LLC0$00.00%−10,748−100.0%Sold out
Captrust Financial Advisors0$00.00%−10,550−100.0%Sold out
WFA of San Diego, LLC0$00.00%−2,513−100.0%Sold out
Cheviot Value Management, LLC0$00.00%−1,718−100.0%Sold out
Root Financial Partners, LLC0$00.00%−1,127−100.0%Sold out
CWM, LLC––––Not filed