Ken Griffin
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Ken Griffin’s BlackRock MuniYield Quality Fund MQY Stock Holding History

Ken Griffin’s Portfolio MQY Stock Details MQY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-12,401
Closed -$140K – 13750
2025
Q4 		$140K Buy
+12,401
New +$142K ﹤0.01% 11377
2023
Q1 		– Sell
-12,134
Closed -$141K – 15192
2022
Q4 		$141K Buy
+12,134
New +$137K ﹤0.01% 10708

Other funds holding MQY

RCM
Rivernorth Capital Management West Palm Beach, Florida $2B AUM 0.79% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
HWAM
Hennion & Walsh Asset Management Parsippany, New Jersey $3.5B AUM 41.95% 1-Year Est. Return
KIM
Karpus Investment Management Pittsford, New York $3.21B AUM 6.83% 1-Year Est. Return
GC
Guggenheim Capital Chicago, Illinois $15.9B AUM 53.4% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
RCM
Robinson Capital Management Grosse Pointe Farms, Michigan $226M AUM 6.92% 1-Year Est. Return
MSL
Mackay Shields LLC New York $2.99B AUM 3.89% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

Ken Griffin's MQY Position: Q1 2026 in Review

Ken Griffin sold out of BlackRock MuniYield Quality Fund (MQY) in Q1 2026, closing a stake of 12,401 shares — an estimated $140K sold.

Ken Griffin first reported a position in MQY in Q4 2022 and held it in 2 quarters. The position peaked at $141K in Q4 2022. 204 funds tracked by Wall St. Rank hold MQY as of Q1 2026.

  • Ken Griffin reported no remaining BlackRock MuniYield Quality Fund position as of Q1 2026 after selling out during the quarter.
  • Ken Griffin sold 12,401 BlackRock MuniYield Quality Fund shares in Q1 2026, an estimated $140K.
  • Ken Griffin first reported a position in BlackRock MuniYield Quality Fund in Q4 2022 and held it in 2 quarters.
  • Ken Griffin's BlackRock MuniYield Quality Fund position peaked at $141K in Q4 2022.
  • 204 funds tracked by Wall St. Rank held BlackRock MuniYield Quality Fund as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.