Jane Street
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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

EC
EcoR1 Capital San Francisco, California $2.06B AUM 215.32% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PA
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $99.8B AUM 45.22% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.56% 1-Year Est. Return
NI
Nextech Invest Zurich, Switzerland $2.11B AUM 413.84% 1-Year Est. Return

Jane Street's ZYME Position: Q2 2026 in Review

Jane Street reduced its Zymeworks (ZYME) stake by 92% in Q2 2026, selling an estimated $5.32M and leaving 17,437 shares worth $456K. The position accounts for ﹤0.01% of the portfolio, ranked #8244.

Jane Street first reported a position in ZYME in Q4 2018 and has held it in 23 quarters since. The position peaked at $5.68M in Q1 2026. 203 funds tracked by Wall St. Rank hold ZYME as of Q2 2026.

  • Jane Street held 17,437 shares of Zymeworks worth $456K as of Q2 2026.
  • Jane Street sold 209,530 Zymeworks shares in Q2 2026, an estimated $5.32M.
  • Zymeworks made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #8244 holding.
  • Jane Street first reported a position in Zymeworks in Q4 2018 and has held it in 23 quarters since.
  • Jane Street's Zymeworks position peaked at $5.68M in Q1 2026.
  • 203 funds tracked by Wall St. Rank held Zymeworks as of Q2 2026.

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