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Zymeworks Inc
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26.240USD
-0.230-0.87%
Close 11-13 16:00（ET）
1.85BMarket Cap
LossP/E TTM
Ownership
Shareholding Stats
Updated: Sun, May 10
Updated: Sun, May 10
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
EcoR1 Capital, LLC
31.46%
Rubric Capital Management LP
7.87%
Perceptive Advisors LLC
5.44%
BVF Partners L.P.
5.39%
BlackRock Institutional Trust Company, N.A.
4.72%
Other
45.12%
Shareholders
Shareholders
Proportion
EcoR1 Capital, LLC
31.46%
Rubric Capital Management LP
7.87%
Perceptive Advisors LLC
5.44%
BVF Partners L.P.
5.39%
BlackRock Institutional Trust Company, N.A.
4.72%
Other
45.12%
Shareholder Types
Shareholders
Proportion
Investment Advisor/Hedge Fund
44.50%
Investment Advisor
25.32%
Hedge Fund
19.25%
Private Equity
5.44%
Research Firm
4.72%
Individual Investor
1.27%
Pension Fund
0.30%
Bank and Trust
0.26%
Venture Capital
0.13%
Institutional Shareholding
Updated: Wed, Apr 1
Updated: Wed, Apr 1
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2026Q4
333
74.80M
105.96%
--
2026Q1
435
74.56M
101.99%
-6.80M
2025Q4
408
76.12M
101.71%
-5.88M
2025Q3
390
74.41M
99.43%
-2.56M
2025Q2
383
76.90M
102.73%
+2.83M
2025Q1
400
71.70M
97.61%
-1.37M
2024Q4
389
68.69M
99.73%
-8.79M
2024Q3
388
74.13M
105.03%
-25.13M
2024Q2
387
74.77M
106.29%
-27.88M
2024Q1
389
74.54M
106.20%
-28.73M
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
EcoR1 Capital, LLC
22.97M
31.15%
--
--
Feb 26, 2026
Rubric Capital Management LP
5.75M
7.8%
+1.04M
+22.07%
Dec 31, 2025
Perceptive Advisors LLC
3.26M
4.42%
+1.17M
+56.02%
Dec 31, 2025
BVF Partners L.P.
3.94M
5.34%
--
--
Dec 31, 2025
BlackRock Institutional Trust Company, N.A.
3.44M
4.67%
+319.06K
+10.21%
Dec 31, 2025
Morgan Stanley & Co. LLC
2.52M
3.41%
-1.40M
-35.76%
Dec 31, 2025
Invus Public Equities Advisors, LLC
1.68M
2.28%
+1.68M
--
Dec 31, 2025
BNP Paribas Asset Management USA, Inc.
1.66M
2.25%
+1.66M
--
Dec 31, 2025
Dimensional Fund Advisors, L.P.
1.16M
1.57%
-31.62K
-2.66%
Dec 31, 2025
View more
ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
Tema Oncology ETF
2.25%
Virtus LifeSci Biotech Clinical Trials ETF
0.99%
ProShares Ultra Nasdaq Biotechnology
0.24%
iShares Micro-Cap ETF
0.18%
WisdomTree US SmallCap Quality Growth Fund
0.15%
Federated Hermes MDT Small Cap Core ETF
0.15%
Invesco Nasdaq Biotechnology ETF
0.14%
SPDR S&P International Small Cap ETF
0.14%
iShares Biotechnology ETF
0.12%
iShares MSCI USA Small-Cap Min Vol Factor ETF
0.12%
View more
Tema Oncology ETF
Proportion2.25%
Virtus LifeSci Biotech Clinical Trials ETF
Proportion0.99%
ProShares Ultra Nasdaq Biotechnology
Proportion0.24%
iShares Micro-Cap ETF
Proportion0.18%
WisdomTree US SmallCap Quality Growth Fund
Proportion0.15%
Federated Hermes MDT Small Cap Core ETF
Proportion0.15%
Invesco Nasdaq Biotechnology ETF
Proportion0.14%
SPDR S&P International Small Cap ETF
Proportion0.14%
iShares Biotechnology ETF
Proportion0.12%
iShares MSCI USA Small-Cap Min Vol Factor ETF
Proportion0.12%