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NASDAQ: ZYME
Zymeworks Inc Stock Ownership - Who owns Zymeworks?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Zymeworks Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Ecor1 Capital LLCDirector2025-05-195,919$11.78
$69.74kBuy
Ecor1 Capital LLCDirector2025-05-1549,502$11.43
$565.86kBuy
Ecor1 Capital LLCDirector2025-04-1754,760$11.52
$630.84kBuy
Ecor1 Capital LLCDirector2025-04-1673,953$11.16
$825.61kBuy
Ecor1 Capital LLCDirector2025-04-04196,438$11.17
$2.19MBuy
Ecor1 Capital LLCDirector2025-04-03120,770$11.84
$1.43MBuy
Ecor1 Capital LLCDirector2025-04-0274,360$11.85
$881.02kBuy
Ecor1 Capital LLCDirector2025-04-0148,658$11.60
$564.63kBuy
Ecor1 Capital LLCDirector2025-03-314,397$11.75
$51.66kBuy
Ecor1 Capital LLCDirector2025-03-2643,848$12.24
$536.87kBuy

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Net Insider Buy/Sell (L12M) Ownership

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ZYME Shareholders

What type of owners hold Zymeworks Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Ecor1 Capital LLC50.71%35,339,954$447.76MInsider
Ecor1 Capital LLC24.77%17,259,548$218.68MInstitution
Oleg Nodelman22.56%15,720,161$199.17MInsider
Redmile Group LLC8.68%6,045,437$76.60MInsider
Redmile Group LLC6.87%4,788,945$60.68MInstitution
Rubric Capital Management LP6.23%4,338,444$54.97MInstitution
Bvf Inc6.18%4,308,935$54.59MInstitution
Blackrock Inc5.87%4,089,421$51.81MInstitution
Morgan Stanley5.85%4,073,463$51.61MInstitution
Ubs Am A Distinct Business Unit Of Ubs Asset Management Americas LLC5.57%3,879,945$49.16MInstitution

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ZYME vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ZYME53.50%46.50%Net BuyingNet Buying
SNDX91.93%8.07%Net BuyingNet Buying
MDXG45.75%54.25%Net SellingNet Buying
PRAX66.03%33.97%Net SellingNet Buying
ARDX42.09%57.91%Net BuyingNet Buying
View Top Biotech Stocks

Zymeworks Stock Ownership FAQ

Who owns Zymeworks?

Zymeworks (NASDAQ: ZYME) is owned by 100.95% institutional shareholders, 87.74% Zymeworks insiders, and 0.00% retail investors. Ecor1 Capital LLC is the largest individual Zymeworks shareholder, owning 35.34M shares representing 50.71% of the company. Ecor1 Capital LLC's Zymeworks shares are currently valued at $447.76M.

If you're new to stock investing, here's how to buy Zymeworks stock.
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