News Releases

Pfenex to Host Conference Call and Webcast Reporting Fourth Quarter Financial Results on Monday, March 11th

SAN DIEGO, February 25, 2019-- Pfenex Inc. (NYSE American: PFNX), a clinical-stage development and licensing biotechnology company focused on leveraging its Pfenex Expression Technology® to improve protein therapies for unmet patient needs, today announced that it will report its financial results for the fourth quarter and year ended December 31, 2018, after the market close on Monday, March 11, 2019, and will host a conference call and webcast at 4:30 PM Eastern Time.

Conference Call & Webcast

Monday, March 11th @ 4:30pm Eastern Time/1:30pm Pacific Time

Domestic: 866-376-8058

International: 412-542-4131



Replays available through March 18th:

Domestic: 877-344-7529

International: 412-317-0088

Replay Access Code: 10128639


About Pfenex Inc.

We are a clinical-stage development and licensing biotechnology company focused on leveraging our Pfēnex Expression Technology® to develop and improve protein therapies for unmet patient needs. Using the patented Pfēnex Expression Technology platform, we have created an advanced pipeline of therapeutic equivalents, vaccines, biologics and biosimilars. The Company also uses its Pfenex Expression Technology platform to produce CRM197, a diphtheria toxoid carrier protein used in prophylactic and therapeutic vaccines. Our lead product candidates are PF708, a therapeutic equivalent candidate to Forteo® (teriparatide) for the treatment of osteoporosis, and our novel anthrax vaccine candidates, Px563L and RPA563, funded through an advanced development contract with the U.S. government. In addition, we are developing hematology/oncology products, including PF743, a recombinant crisantaspase, and PF745, a recombinant crisantaspase with half-life extension technology, in collaboration with Jazz Pharmaceuticals. Furthermore, our pipeline includes biosimilar candidates to Lucentis® and Neulasta®.

Pfenex investors and others should note that we announce material information to the public about the Company through a variety of means, including our website (, our investor relations website (, press releases, SEC filings, public conference calls, corporate Twitter account (, Facebook page (, and LinkedIn page ( in order to achieve broad, non-exclusionary distribution of information to the public and to comply with our disclosure obligations under Regulation FD. We encourage our investors and others to monitor and review the information we make public in these locations as such information could be deemed to be material information. Please note that this list may be updated from time to time.


Company Contact:

Susan A. Knudson

Chief Financial Officer

(858) 352-4324

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