Jane Street’s Zymeworks ZYME Stock Holding History

Jane Street’s Portfolio ZYME Stock Details ZYME Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2022 Q1	–	Sell	-28,600	Closed	-$469K	–	11136
2021 Q4	$469K	Buy	+28,600	New	+$596K	﹤0.01%	7390
2021 Q3	–	Sell	-42,800	Closed	-$1.49M	–	10881
2021 Q2	$1.49M	Sell	42,800 -31,200	-42%	-$990K	﹤0.01%	4963
2021 Q1	$2.34M	Buy	74,000 +23,500	+47%	+$955K	﹤0.01%	3720
2020 Q4	$2.39M	Sell	50,500 -3,600	-7%	-$167K	﹤0.01%	3192
2020 Q3	$2.52M	Buy	54,100 +8,400	+18%	+$288K	﹤0.01%	2685
2020 Q2	$1.65M	Buy	+45,700	New	+$1.68M	﹤0.01%	3329

Other funds holding ZYME

EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return

RCMNY

Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return

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

BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return

Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Jane Street's ZYME Position: Q1 2026 in Review

Jane Street increased its Zymeworks (ZYME) stake by 222% in Q1 2026, buying an estimated $3.7M and bringing the position to 226,967 shares worth $5.68M. The position accounts for ﹤0.01% of the portfolio, ranked #3323.

Jane Street first reported a position in ZYME in Q4 2018 and has held it in 22 quarters since. 211 funds tracked by Wall St. Rank hold ZYME as of Q1 2026.

Jane Street held 226,967 shares of Zymeworks worth $5.68M as of Q1 2026.
Jane Street bought 156,522 Zymeworks shares in Q1 2026, an estimated $3.7M.
Zymeworks made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #3323 holding.
Jane Street first reported a position in Zymeworks in Q4 2018 and has held it in 22 quarters since.
211 funds tracked by Wall St. Rank held Zymeworks as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.