Jane Street’s Bicycle Therapeutics BCYC Stock Holding History

Jane Street’s Portfolio BCYC Stock Details BCYC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$152K	Buy	+35,800	New	+$164K	﹤0.01%	10341
2024 Q1	–	Sell	-93,000	Closed	-$1.68M	–	9176
2023 Q4	$1.68M	Buy	93,000 +3,900	+4%	+$64.5K	﹤0.01%	4635
2023 Q3	$1.79M	Buy	+89,100	New	+$2.04M	﹤0.01%	4247
2022 Q2	–	Sell	-5,700	Closed	-$250K	–	9650
2022 Q1	$250K	Buy	+5,700	New	+$266K	﹤0.01%	8684

Other funds holding BCYC

BBA

Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return

FIS

FCPM III Services Naarden, Netherlands $750M AUM 127.27% 1-Year Est. Return

Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return

LFCM

Long Focus Capital Management San Juan, Puerto Rico $3.91B AUM 12.68% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

GSK plc London $602M AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return

Jane Street's BCYC Position: Q2 2026 in Review

Jane Street increased its Bicycle Therapeutics (BCYC) stake by 80% in Q2 2026, buying an estimated $798K and bringing the position to 392,163 shares worth $1.66M. The position accounts for ﹤0.01% of the portfolio, ranked #5510.

Jane Street first reported a position in BCYC in Q4 2021 and has held it in 14 quarters since. 103 funds tracked by Wall St. Rank hold BCYC as of Q2 2026.

Jane Street held 392,163 shares of Bicycle Therapeutics worth $1.66M as of Q2 2026.
Jane Street bought 174,048 Bicycle Therapeutics shares in Q2 2026, an estimated $798K.
Bicycle Therapeutics made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #5510 holding.
Jane Street first reported a position in Bicycle Therapeutics in Q4 2021 and has held it in 14 quarters since.
103 funds tracked by Wall St. Rank held Bicycle Therapeutics as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.