Skip to main content

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
RSM US Wealth Management LLC0$00.00%−12,764−100.0%Sold out
Nomura Holdings Inc0$00.00%−10,000−100.0%Sold out
Fortitude Family Office, LLC0$00.00%−4,188−100.0%Sold out
Ameritas Advisory Services, LLC0$00.00%−2,742−100.0%Sold out
GWM Advisors LLC0$00.00%−1,263−100.0%Sold out
Atria Wealth Solutions, Inc.––––Not filed
EP Wealth Advisors, LLC––––Not filed
Avantax Advisory Services, Inc.––––Not filed