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    <title>Zymeworks Announces Participation in Upcoming Investor Conferences and Date of Third Quarter 2026 Financial Results</title>
    <meta name="issuer-name" content="Zymeworks Inc." />
    <meta name="issuer-isin" content="US98985Y1082" />
    <meta name="issuer-symbol" content="NASDAQ:ZYME" />
    <meta name="issuer-industry" content="Pharmaceuticals &amp; Biotechnology" />
    <meta name="issuer-city" content="Middletown" />
    <meta name="issuer-state" content="DE" />
    <meta name="issuer-postalcode" content="19709-8803" />
    <meta name="issuer-country" content="US" />
    <meta name="article-headline" content="Zymeworks Announces Participation in Upcoming Investor Conferences and Date of Third Quarter 2026 Financial Results" />
    <meta name="article-subheadline" content="Zymeworks to Report Third Quarter 2026 Financial Results on November 9, 2026" />
    <meta name="article-id" content="9845921" />
    <meta name="article-revision" content="0" />
    <meta name="article-pubdate" content="2026-10-15T03:00:00-0700" />
    <meta name="article-language" content="en" />
    <meta name="article-keywords" content="" />
    <meta name="article-content" content="Calendar of Events" />
    <docdata>
      <doc-id id-string="9845921" regsrc="GlobeNewswire" />
      <date.issue norm="20261015T100000Z" />
      <doc.copyright holder="GlobeNewswire, Inc." year="2026" />
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      <hedline>
        <hl1>Zymeworks Announces Participation in Upcoming Investor Conferences and Date of Third Quarter 2026 Financial Results</hl1>
        <hl2>Zymeworks to Report Third Quarter 2026 Financial Results on November 9, 2026</hl2>
      </hedline>
      <distributor>GlobeNewswire</distributor>
      <dateline>
        <story.date>October 15, 2026</story.date>
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      <link type="text/css" rel="stylesheet" href="https://www.globenewswire.com/styles/gnw_nitf.css"/><p>VANCOUVER, British Columbia, Oct.  15, 2026  (GLOBE NEWSWIRE) -- Zymeworks Inc. (Nasdaq: ZYME), a biotechnology company managing a portfolio of licensed healthcare assets while developing a diverse pipeline of novel, multifunctional biotherapeutics, today announced that management will report its third quarter 2026 financial results after market close on November 9, 2026.</p>  <p>Consistent with its current practice, Zymeworks does not plan to host a conference call or webcast for its third quarter 2026 financial results. Management looks forward to engaging with the investment community at upcoming events.</p>  <p><strong>Investor Conference Participation</strong></p>  <p>Zymeworks also announced that management will participate in the following upcoming investor conferences:</p>  <ul type="disc"><li style="margin-top:0in; margin-bottom:0in;">8<sup>th</sup> Annual Wolfe Research Healthcare Conference: Management will participate in one-on-one meetings and a fireside chat on November 10 in New York, NY.</li><li style="margin-top:0in; margin-bottom:0in;">Stifel 2026 Healthcare Conference: Management will participate in one-on-one meetings and a fireside chat on November 11 in New York, NY.</li><li style="margin-top:0in; margin-bottom:0in;">Truist Securities BioPharma Symposium: Management will participate in one-on-one meetings on November 12 in New York, NY.</li><li style="margin-top:0in; margin-bottom:0in;">2026 Jefferies Global Healthcare Conference: Management will participate in one-on-one meetings and a fireside chat on November 17 in London, UK.<br /><br /></li></ul>  <p>A live webcast of certain fireside chats will be available in the Investors section of the Zymeworks website at <a href="https://www.globenewswire.com/Tracker?data=mpRccEJ7bQXQgTDQ0j_xoj1jfG_KQVTrH6zzg2gq1-NGJpFTCeqnx5jWXZov65cKYcu-r_Ptzm5hmb_dc7PlfUNeZj9UW6iVcrc3JwdHuMI=" rel="nofollow" target="_blank">www.zymeworks.com</a>, and a replay will be available following the events.</p>  <p><strong>About Zymeworks Inc. </strong></p>  <p>Zymeworks is a global biotechnology company building a diversified portfolio of healthcare assets designed to generate durable cash flows while advancing innovative medicines for difficult-to-treat diseases. The Company’s asset and royalty aggregation strategy combines a growing portfolio of commercial and near-commercial assets, including YUPELRI® (revefenacin), with a differentiated internal research and development engine. Zymeworks’ portfolio also includes Ziihera® (zanidatamab-hrii), a HER2-targeted bispecific antibody discovered and developed by Zymeworks and commercialized through global partnerships with Jazz Pharmaceuticals and BeOne Medicines, and pasritamig, a clinical-stage multispecific antibody developed by Johnson &amp; Johnson using Zymeworks’ proprietary antibody engineering technologies.</p>  <p>Zymeworks is advancing a diverse pipeline of novel biotherapeutics, leveraging its proprietary Azymetric™ platform and expertise in antibody-drug conjugates, multispecific antibodies and other next-generation antibody technologies. These capabilities, together with Zymeworks’ integrated drug development expertise, enable the Company to develop differentiated therapeutics and create value through both internal innovation and strategic partnerships.</p>  <p>For more information about Zymeworks, its portfolio and pipeline, visit <a href="https://www.globenewswire.com/Tracker?data=mpRccEJ7bQXQgTDQ0j_xohQtNcMq4F8W294anuor2iWSmZfr8qU8GusnODH_opEWZIVuE1xJQrAahMLu-w5GNZSICuRPPDDvqdDchHmYD4I=" rel="nofollow" target="_blank">www.zymeworks.com</a> and follow @ZymeworksInc on X.</p>  <p><strong>Contacts:</strong></p>  <p>Investor Inquiries:<br />Shrinal Inamdar<br />Vice President, Investor Relations<br />(604) 678-1388<br /><a href="https://www.globenewswire.com/Tracker?data=Je-tfCWoolFZNAGi5MOKBMPqsg_tif8qSS3nAOIH-SBKCgaP9F9Jjc4whUOGySFeCD4EVCFfDjH7-KyhXYk4f-p6UXB8jb9S7b_Ea9GGKIM=" rel="nofollow" target="_blank">ir@zymeworks.com</a></p>  <p>Media Inquiries:<br />Diana Papove<br />Vice President, Corporate Communications<br />(604) 678-1388<br /><a href="https://www.globenewswire.com/Tracker?data=L3JDDYxevQRd4S2E3QHAOT6O-GZEWCmopeuzUpP3EYcrwqi3cWGKyDdhIIs-SyF1eyKsaFl9wfefRfYkfh3sRwPLQvSfIop6ZX6Uid8F9oo=" rel="nofollow" target="_blank">media@zymeworks.com</a></p> <img alt="" class="__GNW8366DE3E__IMG" src="https://www.globenewswire.com/newsroom/ti?nf=OTg0NTkyMSM3ODk2MjUzIzIyNTY4OTM=" /> <br /><img alt="" src="https://ml.globenewswire.com/media/MjQ1ZTAxNGQtMTQ2Yi00NTNiLWJjNzQtMzRlMGQyNTFmNjY0LTEyNjg0NDItMjAyNi0xMC0xNS1lbg==/tiny/Zymeworks-Inc-.png" referrerpolicy="no-referrer-when-downgrade" /><p><a href="https://www.globenewswire.com/NewsRoom/AttachmentNg/de376a45-7a16-49db-8ad4-65ff45472c90"><img src="https://ml.globenewswire.com/media/de376a45-7a16-49db-8ad4-65ff45472c90/small/zymeworks-logo-color-png.png" border="0" width="150" height="54" alt="Primary Logo" /></a></p>
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