Group One Trading
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Group One Trading’s Caribou Biosciences CRBU Stock Holding History

Group One Trading’s Portfolio CRBU Stock Details CRBU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$7.22K Sell
3,800
-20,600
-84% -$35.4K ﹤0.01% 6544
2025
Q4 		$38.8K Sell
24,400
-10,200
-29% -$21.4K ﹤0.01% 5799
2025
Q3 		$80.6K Sell
34,600
-3,000
-8% -$5.66K ﹤0.01% 5547
2025
Q2 		$47.4K Buy
37,600
+100
+0.3% +$98 ﹤0.01% 5622
2025
Q1 		$34.2K Buy
37,500
+27,900
+291% +$36.3K ﹤0.01% 5456
2024
Q4 		$15.3K Buy
9,600
+1,500
+19% +$3.02K ﹤0.01% 5866
2024
Q3 		$15.9K Buy
8,100
+2,000
+33% +$4.09K ﹤0.01% 5364
2024
Q2 		$10K Buy
+6,100
New +$19.5K ﹤0.01% 5644
2023
Q4 		– Sell
-1,900
Closed -$9.08K – 7497
2023
Q3 		$9.08K Buy
1,900
+1,500
+375% +$9.31K ﹤0.01% 6386
2023
Q2 		$1.7K Buy
400
+100
+33% +$449 ﹤0.01% 7132
2023
Q1 		$1.59K Buy
+300
New +$1.87K ﹤0.01% 6665

Other funds holding CRBU

P
Pfizer New York $239M AUM 232.47% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.62B AUM 138.67% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $61.9B AUM 29.81% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Group One Trading's CRBU Position: Q4 2025 in Review

Group One Trading sold out of Caribou Biosciences (CRBU) in Q4 2025, closing a stake of 6,084 shares — an estimated $12.8K sold.

Group One Trading first reported a position in CRBU in Q2 2022 and held it in 11 quarters. The position peaked at $32.7K in Q2 2025. 124 funds tracked by Wall St. Rank hold CRBU as of Q4 2025.

  • Group One Trading reported no remaining Caribou Biosciences position as of Q4 2025 after selling out during the quarter.
  • Group One Trading sold 6,084 Caribou Biosciences shares in Q4 2025, an estimated $12.8K.
  • Group One Trading first reported a position in Caribou Biosciences in Q2 2022 and held it in 11 quarters.
  • Group One Trading's Caribou Biosciences position peaked at $32.7K in Q2 2025.
  • 124 funds tracked by Wall St. Rank held Caribou Biosciences as of Q4 2025.

Based on Group One Trading's 13F filing for Q4 2025, filed 12 Feb 2026.