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Platinum Investment Management’s Zymeworks ZYME Stock Holding History

Platinum Investment Management’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 		$2.75M Hold
105,184
– – 0.68% 58
2026
Q1 		$2.63M Hold
105,184
– – 0.66% 56
2025
Q4 		$2.77M Sell
105,184
-19,600
-16% -$428K 0.64% 55
2025
Q3 		$2.13M Sell
124,784
-113,607
-48% -$1.63M 0.14% 65
2025
Q2 		$2.99M Sell
238,391
-40,267
-14% -$480K 0.2% 48
2025
Q1 		$3.32M Sell
278,658
-27,802
-9% -$379K 0.19% 40
2024
Q4 		$4.49M Sell
306,460
-21,062
-6% -$295K 0.26% 39
2024
Q3 		$4.11M Sell
327,522
-45,480
-12% -$495K 0.19% 44
2024
Q2 		$3.17M Sell
373,002
-45,374
-11% -$404K 0.13% 50
2024
Q1 		$4.4M Buy
418,376
+8,537
+2% +$94.8K 0.18% 45
2023
Q4 		$4.26M Hold
409,839
– – 0.17% 56
2023
Q3 		$2.6M Hold
409,839
– – 0.1% 72
2023
Q2 		$3.54M Buy
409,839
+3,512
+0.9% +$31.4K 0.12% 67
2023
Q1 		$3.67M Buy
406,327
+10,407
+3% +$90.8K 0.13% 67
2022
Q4 		$3.11M Buy
395,920
+21,928
+6% +$154K 0.12% 66
2022
Q3 		$2.3M Buy
373,992
+78,506
+27% +$473K 0.1% 70
2022
Q2 		$1.57M Buy
295,486
+60,187
+26% +$364K 0.06% 92
2022
Q1 		$1.54M Hold
235,299
– – 0.05% 93
2021
Q4 		$3.86M Buy
235,299
+79,887
+51% +$1.67M 0.11% 72
2021
Q3 		$4.51M Buy
155,412
+52,468
+51% +$1.74M 0.13% 69
2021
Q2 		$3.57M Hold
102,944
– – 0.08% 74
2021
Q1 		$3.25M Buy
102,944
+50,617
+97% +$2.06M 0.07% 67
2020
Q4 		$2.47M Hold
52,327
– – 0.06% 81
2020
Q3 		$2.44M Hold
52,327
– – 0.06% 73
2020
Q2 		$1.89M Hold
52,327
– – 0.04% 88
2020
Q1 		$1.86M Buy
+52,327
New +$2.14M 0.05% 73

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

Platinum Investment Management's ZYME Position: Q2 2026 in Review

Platinum Investment Management held its Zymeworks (ZYME) position steady in Q2 2026 at 105,184 shares worth $2.75M. The position accounts for 0.68% of the portfolio, ranked #58.

Platinum Investment Management first reported a position in ZYME in Q1 2020 and has held it in 26 quarters since. The position peaked at $4.51M in Q3 2021. 203 funds tracked by Wall St. Rank hold ZYME as of Q2 2026.

  • Platinum Investment Management held 105,184 shares of Zymeworks worth $2.75M as of Q2 2026.
  • Platinum Investment Management left its Zymeworks share count unchanged in Q2 2026.
  • Zymeworks made up 0.68% of Platinum Investment Management's portfolio in Q2 2026, its #58 holding.
  • Platinum Investment Management first reported a position in Zymeworks in Q1 2020 and has held it in 26 quarters since.
  • Platinum Investment Management's Zymeworks position peaked at $4.51M in Q3 2021.
  • 203 funds tracked by Wall St. Rank held Zymeworks as of Q2 2026.

Based on Platinum Investment Management's 13F filing for Q2 2026, filed 13 Aug 2026.