Jefferies Financial Group’s Caribou Biosciences CRBU Stock Holding History

Jefferies Financial Group’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	$63.2K	Sell	33,262 -11,578	-26%	-$19.9K	﹤0.01%	1634
2025 Q4	$71.3K	Sell	44,840 -2,360	-5%	-$4.95K	﹤0.01%	1737
2025 Q3	$110K	Buy	+47,200	New	+$89.1K	﹤0.01%	1331
2024 Q1	–	Sell	-20,000	Closed	-$115K	–	1675
2023 Q4	$115K	Sell	20,000 -280,000	-93%	-$1.38M	﹤0.01%	1533
2023 Q3	$1.43M	Buy	+300,000	New	+$1.86M	0.01%	718

Other funds holding CRBU

Pfizer New York $239M AUM 232.47% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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 New York $5.72T AUM 30.48% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Aberdeen Group Edinburgh, United Kingdom $61.9B AUM 29.81% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Jefferies Financial Group's CRBU Position: Q1 2026 in Review

Jefferies Financial Group reduced its Caribou Biosciences (CRBU) stake by 26% in Q1 2026, selling an estimated $19.9K and leaving 33,262 shares worth $63.2K. The position accounts for ﹤0.01% of the portfolio, ranked #1634.

Jefferies Financial Group first reported a position in CRBU in Q3 2023 and has held it in 5 quarters since. The position peaked at $1.43M in Q3 2023. 137 funds tracked by Wall St. Rank hold CRBU as of Q1 2026.

Jefferies Financial Group held 33,262 shares of Caribou Biosciences worth $63.2K as of Q1 2026.
Jefferies Financial Group sold 11,578 Caribou Biosciences shares in Q1 2026, an estimated $19.9K.
Caribou Biosciences made up ﹤0.01% of Jefferies Financial Group's portfolio in Q1 2026, its #1634 holding.
Jefferies Financial Group first reported a position in Caribou Biosciences in Q3 2023 and has held it in 5 quarters since.
Jefferies Financial Group's Caribou Biosciences position peaked at $1.43M in Q3 2023.
137 funds tracked by Wall St. Rank held Caribou Biosciences as of Q1 2026.

Based on Jefferies Financial Group's 13F filing for Q1 2026, filed 8 May 2026.