Blackstone Inc
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Blackstone Inc’s Zymeworks ZYME Stock Holding History

Blackstone Inc’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
2025
Q4 		– Sell
-1,616,290
Closed -$27.6M – 310
2025
Q3 		$27.6M Sell
1,616,290
-40,500
-2% -$580K 0.11% 62
2025
Q2 		$20.8M Buy
1,656,790
+274,203
+20% +$3.27M 0.09% 66
2025
Q1 		$16.5M Buy
1,382,587
+812,872
+143% +$11.1M 0.07% 65
2024
Q4 		$8.34M Buy
569,715
+544,633
+2,171% +$7.62M 0.04% 81
2024
Q3 		$315K Buy
+25,082
New +$273K ﹤0.01% 149

Other funds holding ZYME

EC
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
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return

Blackstone Inc's ZYME Position: Q4 2025 in Review

Blackstone Inc sold out of Zymeworks (ZYME) in Q4 2025, closing a stake of 1,616,290 shares — an estimated $27.6M sold.

Blackstone Inc first reported a position in ZYME in Q3 2024 and held it in 5 quarters. The position peaked at $27.6M in Q3 2025. 209 funds tracked by Wall St. Rank hold ZYME as of Q4 2025.

  • Blackstone Inc reported no remaining Zymeworks position as of Q4 2025 after selling out during the quarter.
  • Blackstone Inc sold 1,616,290 Zymeworks shares in Q4 2025, an estimated $27.6M.
  • Blackstone Inc first reported a position in Zymeworks in Q3 2024 and held it in 5 quarters.
  • Blackstone Inc's Zymeworks position peaked at $27.6M in Q3 2025.
  • 209 funds tracked by Wall St. Rank held Zymeworks as of Q4 2025.

Based on Blackstone Inc's 13F filing for Q4 2025, filed 17 Feb 2026.