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

Insider buying vs selling

Have Zymeworks Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Jeffrey T. L. SmithEVP Chief Medical Officer2026-01-129,310$22.67
$211.09kSell
Mark HollywoodEVP Chief Operating Officer2026-01-126,120$22.67
$138.76kSell
Kenneth GalbraithChair CEO2026-01-1230,424$22.67
$689.83kSell
Paul Andrew MooreChief Scientific Officer2026-01-129,560$22.67
$216.76kSell
Leone D. PattersonEVP Chief Bus Fin Officer2026-01-06459$10.55
$4.84kBuy
Kenneth GalbraithChair CEO2026-01-0522,657$25.10
$568.62kSell
Jeffrey T. L. SmithEVP Chief Medical Officer2026-01-0510,538$25.10
$264.47kSell
Paul Andrew MooreChief Scientific Officer2026-01-0510,821$25.10
$271.57kSell
Paul Andrew MooreChief Scientific Officer2026-01-059,289$25.10
$233.13kSell
Kenneth GalbraithChair CEO2026-01-0531,686$25.10
$795.22kSell

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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 LLC54.02%40,426,434$918.49MInsider
Ecor1 Capital LLC30.69%22,970,388$521.89MInstitution
Oleg Nodelman21.01%15,720,161$357.16MInsider
Redmile Group LLC8.08%6,045,437$137.35MInsider
Rubric Capital Management LP6.29%4,710,551$107.02MInstitution
Blackrock Inc5.33%3,989,533$90.64MInstitution
Morgan Stanley5.32%3,984,585$90.53MInstitution
Bvf Inc5.26%3,938,641$89.49MInstitution
Redmile Group LLC4.95%3,705,750$84.19MInstitution
Vanguard Group Inc2.88%2,154,434$48.95MInstitution

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ZYME vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ZYME52.53%47.47%Net BuyingNet Selling
IMCR95.81%4.19%Net BuyingNet Buying
ELVN49.58%50.42%Net SellingNet Selling
MBX44.21%55.79%Net Buying
DFTX40.33%46.29%Net SellingNet Selling

Zymeworks Stock Ownership FAQ

Who owns Zymeworks?

Zymeworks (NASDAQ: ZYME) is owned by 98.50% institutional shareholders, 89.01% Zymeworks insiders, and 0.00% retail investors. Ecor1 Capital LLC is the largest individual Zymeworks shareholder, owning 40.43M shares representing 54.02% of the company. Ecor1 Capital LLC's Zymeworks shares are currently valued at $910.00M.

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