ZYMEWORKS INC (ZYME) Institutional Ownership Changes & 13F Activity

ZYMEWORKS INC (ZYME). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q3 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Ecor1 Capital, Llc, Rubric Capital Management Lp, Perceptive Advisors Llc, Bvf Inc/Il, and Assenagon Asset Management S.A..

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Versant Capital Management, IncBuy+49+108.9%94$2.49KQ3 2026Oct 02, 2026
Envestnet Asset Management IncSell-48,675-100.0%0$0.00Q3 2026Sep 23, 2026
State Street CorpSell-1,088,216-100.0%0$0.00Q3 2026Sep 22, 2026
Manufacturers Life Insurance Company, TheSell-30,886-100.0%0$0.00Q3 2026Sep 09, 2026
Citadel Advisors LlcSell-914,136-100.0%0$0.00Q3 2026Sep 02, 2026
California State Teachers Retirement SystemSell-37,744-100.0%0$0.00Q3 2026Aug 24, 2026
Assenagon Asset Management S.A.Sell-1,252,027-100.0%0$0.00Q3 2026Aug 21, 2026
Ecor1 Capital, LlcSell-22,970,388-100.0%0$0.00Q3 2026Aug 14, 2026
Rubric Capital Management LpSell-7,000,000-100.0%0$0.00Q3 2026Aug 14, 2026
Perceptive Advisors LlcSell-4,182,953-100.0%0$0.00Q3 2026Aug 14, 2026
Bvf Inc/IlSell-3,649,142-100.0%0$0.00Q3 2026Aug 14, 2026
Nextech Invest, Ltd.Sell-1,113,946-100.0%0$0.00Q3 2026Aug 14, 2026
Nomura Asset Management International Inc.Sell-889,802-100.0%0$0.00Q3 2026Aug 14, 2026
Prosight Management, LpSell-674,434-100.0%0$0.00Q3 2026Aug 14, 2026
Qube Research & Technologies LtdSell-593,590-100.0%0$0.00Q3 2026Aug 14, 2026
Redmile Group, LlcSell-491,654-100.0%0$0.00Q3 2026Aug 14, 2026
Goldman Sachs Group IncSell-470,822-100.0%0$0.00Q3 2026Aug 14, 2026
Granahan Investment Management, LlcSell-336,157-100.0%0$0.00Q3 2026Aug 14, 2026
Silvercrest Asset Management Group LlcSell-223,766-100.0%0$0.00Q3 2026Aug 14, 2026
Bank Of America CorpSell-219,071-100.0%0$0.00Q3 2026Aug 14, 2026
Wells Fargo & Company/MnSell-217,199-100.0%0$0.00Q3 2026Aug 14, 2026
Summittx Capital, L.P.Sell-210,802-100.0%0$0.00Q3 2026Aug 14, 2026
Man Group PlcSell-210,779-100.0%0$0.00Q3 2026Aug 14, 2026
Raymond James Financial IncSell-166,416-100.0%0$0.00Q3 2026Aug 14, 2026
State Of Wisconsin Investment BoardSell-155,579-100.0%0$0.00Q3 2026Aug 14, 2026
Charles Schwab Investment Management IncSell-152,416-100.0%0$0.00Q3 2026Aug 14, 2026
Kennedy Capital Management LlcSell-145,386-100.0%0$0.00Q3 2026Aug 14, 2026
D. E. Shaw & Co., Inc.Sell-144,807-100.0%0$0.00Q3 2026Aug 14, 2026
Diadema Partners LpSell-142,132-100.0%0$0.00Q3 2026Aug 14, 2026
Xtx Topco LtdSell-125,877-100.0%0$0.00Q3 2026Aug 14, 2026
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Frequently asked questions about ZYME activity

  • Which institutional owners are buying ZYME?

    Institutional owners buying ZYME include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in ZYME activity?

    "Buy" means an investor increased their reported position in ZYME compared to the prior reporting period. This reflects growing exposure to ZYMEWORKS INC (ZYME) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in ZYME increasing?

    Institutional interest in ZYME can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.