BlackRock MuniHoldings California Quality Fund
MUC
101 hedge funds and large institutions have $309M invested in BlackRock MuniHoldings California Quality Fund in 2025 Q1 according to their latest regulatory filings, with 2 funds opening new positions, 42 increasing their positions, 25 reducing their positions, and 10 closing their positions.
68% more repeat investments, than reductions
Existing positions increased: 42 | Existing positions reduced: 25
0% more capital invested
Capital invested by funds: $308M → $309M (+$1.2M)
0.15% more ownership
Funds ownership: 30.71% → 30.86% (+0.15%)
9% less funds holding
Funds holding: 111 → 101 (-10)
80% less first-time investments, than exits
New positions opened: 2 | Existing positions closed: 10
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
MSL
Mackay Shields LLC
New York
|
+$9.22M |
| 2 |
KIM
Karpus Investment Management
Pittsford,
New York
|
+$4.68M |
| 3 |
WA
Whipplewood Advisors
Littleton,
Colorado
|
+$2.5M |
| 4 |
COLIM
City of London Investment Management
London,
United Kingdom
|
+$1.77M |
| 5 |
Morgan Stanley
New York
|
+$1.03M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RCM
Rivernorth Capital Management
West Palm Beach,
Florida
|
-$14.7M |
| 2 |
LSC
Logan Stone Capital
Chicago,
Illinois
|
-$1.68M |
| 3 |
Bank of America
Charlotte,
North Carolina
|
-$868K |
| 4 |
UBS Group
Zurich,
Switzerland
|
-$582K |
| 5 |
Wells Fargo
San Francisco,
California
|
-$574K |
MUC Hedge Fund Activity: Q1 2025 in Review
101 of the 7,472 institutional investors tracked by Wall St. Rank reported a position in BlackRock MuniHoldings California Quality Fund (MUC) for Q1 2025, worth a combined $309M — up 0.39% from $308M a quarter earlier.
Sellers outnumbered buyers: 10 funds closed out of MUC and 2 opened new positions — a net loss of 8 holders — while 25 trimmed existing stakes and 42 added.
The largest buyer was Mackay Shields LLC, adding an estimated $9.22M. The largest seller was Rivernorth Capital Management, cutting an estimated $14.7M.
- 101 institutional investors held BlackRock MuniHoldings California Quality Fund (MUC) as of Q1 2025, down from 111 in Q4 2024.
- Funds reported $309M of BlackRock MuniHoldings California Quality Fund stock for Q1 2025, up 0.39% quarter-over-quarter.
- 2 funds opened new BlackRock MuniHoldings California Quality Fund positions in Q1 2025 and 10 closed out, a net change of -8 holders.
- The largest BlackRock MuniHoldings California Quality Fund buyer in Q1 2025 was Mackay Shields LLC, an estimated $9.22M added.
- The largest BlackRock MuniHoldings California Quality Fund seller in Q1 2025 was Rivernorth Capital Management, an estimated $14.7M sold.
Based on aggregated 13F filings for Q1 2025.