SAN FRANCISCO, April 19, 2026 /PRNewswire/ -- Nektar Therapeutics (NASDAQ:NKTR), a clinical-stage biotechnology company focused on development of novel immunology therapies, today announced it will host an investor call and live webcast to review 52-week topline results from the 16-week extension treatment period of the ongoing Phase 2b REZOLVE-AA clinical trial of investigational rezpegaldesleukin, a regulatory T-cell (Treg) proliferator, for severe-to-very-severe alopecia areata on Monday, April 20, 2026 at 8:00 am ET / 5:00 am PT.

Conference Call

The results will be provided in a morning press release and presented during the webcast. Interested participants can access the live webcast at this LINK.

The event, the press release and the slides will also be available on the events section of the Nektar website at https://ir.nektar.com/events-and-presentations/events. A replay of the webcast will be available for at least 30 days following the event.

About Nektar Therapeutics

Nektar Therapeutics is a clinical-stage biotechnology company focused on developing treatments that address the underlying immunological dysfunction in autoimmune and chronic inflammatory diseases. Nektar's lead product candidate, rezpegaldesleukin (REZPEG, or NKTR-358), is a novel, first-in-class regulatory T cell stimulator being evaluated in one Phase 2b clinical trial in atopic dermatitis, one Phase 2b clinical trial in alopecia areata, and one Phase 2 clinical trial in Type 1 diabetes mellitus. Nektar's pipeline also includes a preclinical bivalent tumor necrosis factor receptor type II (TNFR2) antibody and bispecific programs, NKTR-0165 and NKTR-0166, and a modified hematopoietic colony stimulating factor (CSF) protein, NKTR-422.

Nektar is headquartered in San Francisco, California. For further information, visit www.nektar.com and follow us on LinkedIn.

For Investors:

Vivian Wu

628-895-0661

Corey Davis, Ph.D.

LifeSci Advisors, LLC

cdavis@lifesciadvisors.com

212-915-2577

Ahu Demir, Ph.D.

LifeSci Advisors, LLC

ademir@lifesciadvisors.com

212-915-3820

For Media:

Susan Roberts

LifeSci Communications

202-779-0929

sroberts@lifescicomms.com

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SOURCE Nektar Therapeutics