HRT Financial’s Caribou Biosciences CRBU Stock Holding History

HRT Financial’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	$150K	Buy	+78,954	New	+$136K	﹤0.01%	3265
2025 Q3	–	Sell	-105,865	Closed	-$133K	–	2971
2025 Q2	$133K	Buy	+105,865	New	+$104K	﹤0.01%	2152
2024 Q1	–	Sell	-12,912	Closed	-$73K	–	2433
2023 Q4	$73K	Buy	+12,912	New	+$63.8K	﹤0.01%	1924
2023 Q3	–	Sell	-77,467	Closed	-$329K	–	2491
2023 Q2	$329K	Buy	+77,467	New	+$348K	﹤0.01%	1569
2022 Q3	–	Sell	-50,650	Closed	-$275K	–	2904
2022 Q2	$275K	Buy	+50,650	New	+$387K	﹤0.01%	2075

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

HRT Financial's CRBU Position: Q1 2026 in Review

HRT Financial opened a new position in Caribou Biosciences (CRBU) in Q1 2026: 78,954 shares worth $150K. The stake represents ﹤0.01% of the portfolio and ranks #3265 among its holdings. This is a return to the name: HRT Financial previously reported a position in CRBU as recently as Q2 2025.

HRT Financial first reported a position in CRBU in Q2 2022 and has held it in 5 quarters since. The position peaked at $329K in Q2 2023. 137 funds tracked by Wall St. Rank hold CRBU as of Q1 2026.

HRT Financial held 78,954 shares of Caribou Biosciences worth $150K as of Q1 2026.
Caribou Biosciences was a new HRT Financial position in Q1 2026.
Caribou Biosciences made up ﹤0.01% of HRT Financial's portfolio in Q1 2026, its #3265 holding.
HRT Financial first reported a position in Caribou Biosciences in Q2 2022 and has held it in 5 quarters since.
HRT Financial's Caribou Biosciences position peaked at $329K in Q2 2023.
137 funds tracked by Wall St. Rank held Caribou Biosciences as of Q1 2026.

Based on HRT Financial's 13F filing for Q1 2026, filed 14 May 2026.