Jane Street’s BlackRock MuniHoldings California Quality Fund MUC Stock Holding History

Jane Street’s Portfolio MUC Stock Details MUC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.01M	Buy	91,885 +35,540	+63%	+$382K	﹤0.01%	6528
2026 Q1	$586K	Sell	56,345 -49,911	-47%	-$539K	﹤0.01%	7683
2025 Q4	$1.13M	Buy	106,256 +91,999	+645%	+$988K	﹤0.01%	5883
2025 Q3	$155K	Sell	14,257 -49,577	-78%	-$514K	﹤0.01%	9865
2025 Q2	$661K	Buy	+63,834	New	+$664K	﹤0.01%	6424
2025 Q1	–	Sell	-34,651	Closed	-$368K	–	10187
2024 Q4	$368K	Buy	+34,651	New	+$387K	﹤0.01%	7387
2022 Q4	–	Sell	-11,651	Closed	-$125K	–	9769
2022 Q3	$125K	Buy	+11,651	New	+$141K	﹤0.01%	8523

Other funds holding MUC

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

KIM

Karpus Investment Management Pittsford, New York $3.48B AUM 10.49% 1-Year Est. Return

Guggenheim Capital Chicago, Illinois $15.9B AUM 53.4% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

AAM

Advisors Asset Management Monument, Colorado $6.56B AUM 35.09% 1-Year Est. Return

RCM

Robinson Capital Management Grosse Pointe Farms, Michigan $226M AUM 6.92% 1-Year Est. Return

Allspring Global Investments Charlotte, North Carolina $65.2B AUM 39.42% 1-Year Est. Return

RCM

Rivernorth Capital Management West Palm Beach, Florida $2.1B AUM 2.15% 1-Year Est. Return

Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return

LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return

Jane Street's MUC Position: Q2 2026 in Review

Jane Street increased its BlackRock MuniHoldings California Quality Fund (MUC) stake by 63% in Q2 2026, buying an estimated $382K and bringing the position to 91,885 shares worth $1.01M. The position accounts for ﹤0.01% of the portfolio, ranked #6528.

Jane Street first reported a position in MUC in Q3 2022 and has held it in 7 quarters since. The position peaked at $1.13M in Q4 2025. 135 funds tracked by Wall St. Rank hold MUC as of Q2 2026.

Jane Street held 91,885 shares of BlackRock MuniHoldings California Quality Fund worth $1.01M as of Q2 2026.
Jane Street bought 35,540 BlackRock MuniHoldings California Quality Fund shares in Q2 2026, an estimated $382K.
BlackRock MuniHoldings California Quality Fund made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #6528 holding.
Jane Street first reported a position in BlackRock MuniHoldings California Quality Fund in Q3 2022 and has held it in 7 quarters since.
Jane Street's BlackRock MuniHoldings California Quality Fund position peaked at $1.13M in Q4 2025.
135 funds tracked by Wall St. Rank held BlackRock MuniHoldings California Quality Fund as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.