Zymeworks Inc.

DB:ZA8 Stock Report

Market Cap: €1.5b

Zymeworks Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

DB:ZA8 Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
19 May 25Buy€564,527EcoR1 Capital, LLCCompany55,421€10.46
17 Apr 25Buy€1,280,765EcoR1 Capital, LLCCompany128,713€10.13
04 Apr 25Buy€3,298,900EcoR1 Capital, LLCCompany317,208€10.78
02 Apr 25Buy€1,382,084EcoR1 Capital, LLCCompany127,683€10.91
26 Mar 25Buy€1,137,961EcoR1 Capital, LLCCompany97,349€11.97
24 Mar 25Buy€1,520,826EcoR1 Capital, LLCCompany127,198€12.11
19 Mar 25Buy€2,633,215EcoR1 Capital, LLCCompany228,463€11.62
17 Mar 25Buy€630,496EcoR1 Capital, LLCCompany56,277€11.20

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of ZA8?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders980,8591.31%
Hedge Funds32,659,02943.8%
Institutions40,971,08654.9%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 85.39% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
31.2%
EcoR1 Capital, LLC
22,970,388€467.2m0%24.16%
7.8%
Rubric Capital Management LP
5,750,000€116.9m22.1%1.71%
6.23%
BlackRock, Inc.
4,595,437€93.5m15.2%no data
5.34%
BVF Partners L.P.
3,938,641€80.1m0%2.99%
4.42%
Perceptive Advisors LLC
3,261,850€66.3m56%1.49%
3.42%
Morgan Stanley
2,519,242€51.2m-35.9%0.01%
3.16%
The Vanguard Group, Inc.
2,328,727€47.4m8.09%no data
2.72%
HBM Partners Ltd.
2,004,500€40.8m0%4.68%
2.28%
Artal Group S.A.
1,680,121€34.2m0%0.85%
2.25%
BNPP Asset Management Holding
1,662,433€33.8m0%0.05%
2.15%
Deutsche Asset & Wealth Management
1,587,659€32.3m3.31%0.01%
1.57%
Dimensional Fund Advisors LP
1,159,215€23.6m-2.66%no data
1.51%
Nextech Invest Ltd.
1,113,946€22.7m0%2.04%
1.41%
State Street Global Advisors, Inc.
1,037,642€21.1m-4.03%no data
1.39%
Capricorn Fund Managers (Pty) Ltd.
1,022,840€20.8m0%4.76%
1.17%
Vestal Point Capital, LP
865,000€17.6m-51%0.73%
0.95%
Arrowstreet Capital, Limited Partnership
700,002€14.2m123%0.01%
0.9%
Adage Capital Management, L.P.
663,546€13.5m17.7%0.03%
0.88%
Geode Capital Management, LLC
647,970€13.2m-4.52%no data
0.88%
Assenagon Asset Management S.A.
647,374€13.2m-51.2%0.02%
0.86%
Teachers Insurance and Annuity Association-College Retirement Equities Fund
634,440€12.9m12.9%no data
0.81%
UBS Asset Management AG
599,115€12.2m-66%no data
0.76%
FMR LLC
559,885€11.4m16,600%no data
0.72%
Prosight Management, LP
530,393€10.8m-29.2%2.58%
0.67%
Gregory Ciongoli
493,500€10.0m0%no data

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/03/13 18:10
End of Day Share Price 2026/03/13 00:00
Earnings2025/12/31
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Zymeworks Inc. is covered by 21 analysts. 12 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Tania Armstrong-WhitworthATB Cormark Historical (Cormark Securities)
David MartinBloom Burton & Co.
Mayank MamtaniB. Riley Securities, Inc.