Ken Griffin
MB

Ken Griffin’s MasterBeef Group MB Stock Holding History

Ken Griffin’s Portfolio MB Stock Details MB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-14,612
Closed -$125K – 14594
2025
Q3 		$125K Buy
14,612
+3,104
+27% +$33.6K ﹤0.01% 11676
2025
Q2 		$97.1K Buy
+11,508
New +$57.4K ﹤0.01% 11379

Other funds holding MB

XT
XTX Topco George Town, Cayman Islands $5.75B AUM 30.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Ken Griffin's MB Position: Q4 2025 in Review

Ken Griffin sold out of MasterBeef Group (MB) in Q4 2025, closing a stake of 14,612 shares — an estimated $125K sold.

Ken Griffin first reported a position in MB in Q2 2025 and held it in 2 quarters. The position peaked at $125K in Q3 2025. 3 funds tracked by Wall St. Rank hold MB as of Q4 2025.

  • Ken Griffin reported no remaining MasterBeef Group position as of Q4 2025 after selling out during the quarter.
  • Ken Griffin sold 14,612 MasterBeef Group shares in Q4 2025, an estimated $125K.
  • Ken Griffin first reported a position in MasterBeef Group in Q2 2025 and held it in 2 quarters.
  • Ken Griffin's MasterBeef Group position peaked at $125K in Q3 2025.
  • 3 funds tracked by Wall St. Rank held MasterBeef Group as of Q4 2025.

Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.