XT
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XTX Topco’s Zymeworks ZYME Stock Holding History

XTX Topco’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
2026
Q2 		$3.29M Sell
125,877
-18,005
-13% -$457K 0.04% 669
2026
Q1 		$3.6M Buy
143,882
+50,413
+54% +$1.19M 0.06% 458
2025
Q4 		$2.46M Buy
+93,469
New +$2.04M 0.06% 438
2025
Q3 		– Sell
-31,021
Closed -$389K – 3410
2025
Q2 		$389K Buy
31,021
+10,816
+54% +$129K 0.02% 1275
2025
Q1 		$241K Sell
20,205
-13,497
-40% -$184K 0.01% 1571
2024
Q4 		$493K Buy
+33,702
New +$471K 0.04% 782
2024
Q3 		– Sell
-14,272
Closed -$121K – 2698
2024
Q2 		$121K Buy
+14,272
New +$127K 0.01% 1374
2022
Q3 		– Sell
-25,049
Closed -$133K – 1432
2022
Q2 		$133K Buy
+25,049
New +$151K 0.05% 575

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

XTX Topco's ZYME Position: Q2 2026 in Review

XTX Topco reduced its Zymeworks (ZYME) stake by 13% in Q2 2026, selling an estimated $457K and leaving 125,877 shares worth $3.29M. The position accounts for 0.04% of the portfolio, ranked #669.

XTX Topco first reported a position in ZYME in Q2 2022 and has held it in 8 quarters since. The position peaked at $3.6M in Q1 2026. 202 funds tracked by Wall St. Rank hold ZYME as of Q2 2026.

  • XTX Topco held 125,877 shares of Zymeworks worth $3.29M as of Q2 2026.
  • XTX Topco sold 18,005 Zymeworks shares in Q2 2026, an estimated $457K.
  • Zymeworks made up 0.04% of XTX Topco's portfolio in Q2 2026, its #669 holding.
  • XTX Topco first reported a position in Zymeworks in Q2 2022 and has held it in 8 quarters since.
  • XTX Topco's Zymeworks position peaked at $3.6M in Q1 2026.
  • 202 funds tracked by Wall St. Rank held Zymeworks as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.