SOUTH SAN FRANCISCO, Calif. / Oct 16, 2025 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR, the Company), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases, today announced regulatory updates and the initiation of a process to explore a full range of strategic alternatives focused on maximizing shareholder value. The Company has... Read More

SOUTH SAN FRANCISCO, Calif. / Aug 28, 2025 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases, today announced that Chris Kirk, Chief Executive Officer and Co-founder, will participate in two upcoming investor conferences taking place in September: Event: 2025 Wells Fargo Healthcare... Read More

Announced FDA removal of partial clinical hold on PORTOLA Phase 2a trial evaluating zetomipzomib for the treatment of patients with autoimmune hepatitis Submitted Type C meeting request to the FDA to meet during the fourth quarter of 2025 to discuss the development plan for zetomipzomib in autoimmune hepatitis PORTOLA Phase 2a data selected for oral presentation at The Liver Meeting® 2025 Cash, cash equivalents and... Read More

SOUTH SAN FRANCISCO, Calif. / Jul 15, 2025 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases, today announced that the Division of Hepatology and Nutrition of the U.S. Food and Drug Administration (FDA) has lifted the partial clinical hold on the completed PORTOLA Phase 2a clinical... Read More

SOUTH SAN FRANCISCO, Calif. / May 28, 2025 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases, today announced that Chris Kirk, Chief Executive Officer and Co-founder, will participate in a fireside chat at the Jefferies Global Healthcare Conference on Wednesday, June 4, 2025, at 2:35... Read More

Reported positive topline data from PORTOLA Phase 2a clinical trial evaluating zetomipzomib in patients with autoimmune hepatitis (AIH) Cash, cash equivalents and marketable securities totaled $114.4 million as of March 31, 2025 SOUTH SAN FRANCISCO, Calif. / May 13, 2025 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat... Read More

Company-hosted conference call and webcast to be held today at 8:00 a.m. ET Zetomipzomib treatment results in steroid-sparing biochemical remissions in accordance with AASLD treatment guidelines in a difficult-to-treat, refractory AIH patient population. In relapsed, steroid-dependent AIH patients, of the 21 of 24 entering screening on steroid-based therapy, 36% (5 of 14) of zetomipzomib-treated patients achieved a complete... Read More

SOUTH SAN FRANCISCO, CALIF. / Mar 24, 2025 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases, today announced that it will present topline results from the PORTOLA Phase 2a trial evaluating zetomipzomib for the treatment of patients with autoimmune hepatitis (AIH) on Tuesday, March... Read More

SOUTH SAN FRANCISCO, Calif. / Feb 18, 2025 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases, today announced that it will present at a virtual Key Opinion Leader (KOL) event hosted by William Blair on zetomipzomib clinical development in autoimmune hepatitis (AIH) and will also... Read More

Topline data from PORTOLA Phase 2a clinical trial evaluating zetomipzomib in patients with autoimmune hepatitis (AIH) expected in first half 2025 Cash, cash equivalents and marketable securities totaled $148 million as of September 30, 2024 SOUTH SAN FRANCISCO, Calif. / Nov 12, 2024 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics... Read More

SOUTH SAN FRANCISCO, Calif. / Oct 28, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases, today announced that it will conduct a reverse stock split of its outstanding shares of common stock at a ratio of one-for-ten (the “Reverse Stock Split”). The Reverse Stock Split will become... Read More

SOUTH SAN FRANCISCO, Calif. / Oct 17, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases, today announced that its Board of Directors (the “Board”) has unanimously rejected the previously disclosed unsolicited, non-binding proposal from Concentra Biosciences, LLC (“Concentra”) to... Read More

PORTOLA Phase 2a clinical trial in patients with autoimmune hepatitis (AIH) to continue without modification following review by Independent Data Monitoring Committee (IDMC); reiterating guidance of topline data in first half 2025 PALIZADE Phase 2b clinical trial in patients with active lupus nephritis (LN) will be discontinued; focusing resources on clinical development of zetomipzomib in AIH SOUTH SAN FRANCISCO, Calif. /... Read More

SOUTH SAN FRANCISCO, Calif. / Oct 10, 2024 / Business Wire / Kezar Life Sciences, Inc. (“Kezar” or the “Company”) (Nasdaq: KZR), a clinical-stage biotechnology company developing a novel small molecule to treat unmet needs in immune-mediated diseases, today announced that it has received an unsolicited, non-binding proposal from Concentra Biosciences, LLC (“Concentra”), a Delaware limited liability company, to acquire all of... Read More

SOUTH SAN FRANCISCO, Calif. / Oct 04, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing a novel small molecule to treat unmet needs in immune-mediated diseases, today announced that it was informed via teleconference with the U.S. Food and Drug Administration (FDA) that the zetomipzomib Investigational New Drug (IND) application for the treatment of lupus... Read More

SOUTH SAN FRANCISCO, Calif. / Sep 30, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing a novel small molecule to treat unmet needs in immune-mediated diseases, today announced the voluntary cessation in enrollment of new patients and dosing of ongoing patients in the Phase 2b PALIZADE clinical trial, pending further evaluation. PALIZADE is a global,... Read More

SOUTH SAN FRANCISCO, Calif. / Sep 04, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases, today announced that Chris Kirk, Co-founder and Chief Executive Officer, will present a corporate overview at the H.C. Wainwright 26th Annual Global Investment Conference on Wednesday,... Read More

Enrollment completed in PORTOLA Phase 2a clinical trial of zetomipzomib in patients with autoimmune hepatitis; revising guidance of topline data to first half 2025 PALIZADE Phase 2b clinical trial of zetomipzomib in patients with active lupus nephritis currently enrolling; reiterating guidance of topline data in mid-2026 Enrollment stopped in the KZR-261 Phase 1 study in refractory solid tumors; focusing resources on... Read More

SOUTH SAN FRANCISCO, Calif. / Jul 10, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases and cancer, today announced that the Compensation Committee of the company’s Board of Directors granted one employee a nonqualified stock option to purchase 72,000 shares of its common stock... Read More

SOUTH SAN FRANCISCO, Calif. / Jun 07, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases and cancer, today announced that the Compensation Committee of the company’s Board of Directors granted one employee a nonqualified stock option to purchase 80,000 shares of its common stock... Read More

SOUTH SAN FRANCISCO, Calif. / May 29, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases and cancer, today announced that Chris Kirk, Co-founder and Chief Executive Officer, will participate in a fireside chat at the Jefferies Global Healthcare Conference on Wednesday, June 5,... Read More

PALIZADE Phase 2b clinical trial of zetomipzomib in patients with active lupus nephritis actively enrolling; reiterating guidance of topline data in mid-2026 PORTOLA Phase 2a clinical trial of zetomipzomib in patients with autoimmune hepatitis actively enrolling; reiterating guidance of topline data in mid-2025 KZR-261 dose expansion currently enrolling patients with melanoma; initial study data by year-end Cash, cash... Read More

SOUTH SAN FRANCISCO, Calif. / May 06, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing novel small molecule therapeutics to treat unmet needs in immune-mediated diseases and cancer, today announced that the Compensation Committee of the company’s Board of Directors granted two employees nonqualified stock options to purchase 164,000 shares of its common stock... Read More

SOUTH SAN FRANCISCO, Calif. / Apr 08, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted one employee a nonqualified stock option to purchase 12,000 shares of its common stock with an exercise price of... Read More

PALIZADE Phase 2b clinical trial of zetomipzomib in patients with active lupus nephritis actively enrolling; reiterating guidance of topline data in mid-2026 PORTOLA Phase 2a clinical trial of zetomipzomib in patients with autoimmune hepatitis actively enrolling; reiterating guidance of topline data in mid-2025 KZR-261 dose escalation study currently enrolling ninth cohort; data update by year-end Cash, cash equivalents and... Read More

SOUTH SAN FRANCISCO, Calif. / Mar 08, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted one employee a nonqualified stock option to purchase 36,000 shares of its common stock with an exercise price of... Read More

SOUTH SAN FRANCISCO, Calif. / Feb 28, 2024 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that Chris Kirk, Co-founder and Chief Executive Officer, will participate on the Cardiorenal Corporate Panel at the TD Cowen 44 th Annual Health Care Conference. The panel will be held on... Read More

SHANGHAI & SOUTH SAN FRANCISCO, Calif. / Feb 26, 2024 / Business Wire / Everest Medicines (HKEX 1952.HK) and Kezar Life Sciences, Inc. (Nasdaq: KZR) announced today that the Center for Drug Evaluation (CDE) of China’s National Medical Products Administration (NMPA) approved Kezar’s investigational new drug (IND) application for initiation of the Phase 2b PALIZADE trial in China of zetomipzomib in patients with lupus... Read More

SOUTH SAN FRANCISCO, Calif. / Nov 21, 2023 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that Chris Kirk, Co-founder and Chief Executive Officer, will participate in a fireside chat at the 6th Annual Evercore ISI HealthCONx Conference on Tuesday, November 28, 2023, at 1:20 pm ET... Read More

Strategic restructuring extends cash runway to fund PALIZADE global Phase 2b clinical trial evaluating zetomipzomib in lupus nephritis Collaboration and license agreement with Everest Medicines to develop and commercialize zetomipzomib in Greater China, South Korea and Southeast Asia Kezar Co-Founder and Board Director, Christopher Kirk, Ph.D., appointed as Chief Executive Officer Cash, cash equivalents and marketable... Read More

SOUTH SAN FRANCISCO, Calif. / Nov 03, 2023 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted one employee a nonqualified stock option to purchase 50,000 shares of its common stock with an exercise price of... Read More

SOUTH SAN FRANCISCO, Calif. / Oct 09, 2023 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted one employee a nonqualified stock option to purchase 18,000 shares of its common stock with an exercise price of... Read More

Strategic realignment to focus capital resources on clinical programs and reduce workforce by approximately 41% Cash runway extended to fund PALIZADE global Phase 2b clinical trial evaluating zetomipzomib in lupus nephritis; topline data expected mid-2026 Co-Founder and Board Director, Christopher Kirk, PhD, appointed as Chief Executive Officer SOUTH SAN FRANCISCO, Calif. / Oct 03, 2023 / Business Wire / Kezar Life Sciences,... Read More

Partnership with Everest Medicines will address a critical unmet medical need for patients with active lupus nephritis in Asia Kezar is eligible to receive up to $132.5 million in total payments, as well as tiered royalties SOUTH SAN FRANCISCO, Calif. / Sep 20, 2023 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune... Read More

SOUTH SAN FRANCISCO, Calif. / Aug 31, 2023 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Company will participate in three upcoming investor conferences taking place in September: Event: 2023 Wells Fargo Healthcare Conference Location: Boston, MA... Read More

PALIZADE global Phase 2b clinical trial evaluating zetomipzomib in lupus nephritis and PORTOLA Phase 2a clinical trial evaluating zetomipzomib in autoimmune hepatitis are both open for enrollment KZR-261 dose escalation study continues to progress and display a favorable safety and tolerability profile Cash, cash equivalents and marketable securities totaled $236.6 million as of June 30, 2023 SOUTH SAN FRANCISCO, Calif. /... Read More

SOUTH SAN FRANCISCO, Calif. / Aug 04, 2023 / Business Wire / Kezar Life Sciences, Inc ., (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted four employees nonqualified stock options to purchase 66,000 shares of its common stock with an... Read More

SOUTH SAN FRANCISCO, Calif. / Jul 07, 2023 / Business Wire / Kezar Life Sciences, Inc ., (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted one employee a nonqualified stock option to purchase 6,000 shares of its common stock with an... Read More

SOUTH SAN FRANCISCO, Calif. / Jun 09, 2023 / Business Wire / Kezar Life Sciences, Inc ., (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted four employees nonqualified stock options to purchase 308,000 shares of its common stock with an... Read More

SOUTH SAN FRANCISCO, Calif. / May 31, 2023 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that John Fowler, Co-Founder and Chief Executive Officer, and Noreen R. Henig, M.D., Chief Medical Officer, will participate in a fireside chat at the Jefferies Healthcare... Read More

PALIZADE Phase 2b clinical trial evaluating zetomipzomib in lupus nephritis on track to initiate in first half of 2023 KZR-261 dose escalation study continues to progress; the dose expansion study expected to initiate in second half of 2023 Cash, cash equivalents and marketable securities totaled $257.7 million as of March 31, 2023 SOUTH SAN FRANCISCO, Calif. / May 11, 2023 / Business Wire / Kezar Life Sciences, Inc.... Read More

SOUTH SAN FRANCISCO, Calif. / Apr 05, 2023 / Business Wire / Kezar Life Sciences, Inc . , (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted six employees nonqualified stock options to purchase 232,000 shares of its common stock with an... Read More

SOUTH SAN FRANCISCO, Calif. / Mar 14, 2023 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune mediated and oncologic disorders, today reported financial results for the fourth quarter and year ended December 31, 2022 and provided a business update. “We made tremendous progress in both of our first-in-class programs... Read More

SOUTH SAN FRANCISCO, Calif. / Mar 13, 2023 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Company will pull forward its virtual Research and Development (R&D) Day to Wednesday, March 15, 2023 at 4:30 pm ET/1:30 pm PT. “The goal of Kezar’s R&D Day is to set... Read More

SOUTH SAN FRANCISCO, Calif. / Mar 06, 2023 / Business Wire / Kezar Life Sciences, Inc. (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that it will host a virtual Research and Development (R&D) Day on Wednesday, March 22, 2023 at 4:30 pm ET/1:30 pm PT. Kezar’s R&D Day will provide an extensive overview of the... Read More

SOUTH SAN FRANCISCO, Calif. / Mar 03, 2023 / Business Wire / Kezar Life Sciences, Inc ., (Nasdaq: KZR ), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted three employees nonqualified stock options to purchase 33,000 shares of its common stock with an... Read More

SOUTH SAN FRANCISCO, Calif. / Mar 01, 2023 / Business Wire / Kezar Life Sciences, Inc . (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that Noreen Roth Henig, M.D., Chief Medical Officer, will participate on the Autoimmune/Complement/Inflammation panel discussion at the Cowen 43 rd Annual Health Care... Read More

SOUTH SAN FRANCISCO, Calif. / Feb 06, 2023 / Business Wire / Kezar Life Sciences, Inc . , (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted five employees nonqualified stock options to purchase 131,000 shares of its common stock with an... Read More

Kezar Life Sciences, Inc . , (Nasdaq: KZR), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that the Compensation Committee of the company’s Board of Directors granted two employees nonqualified stock options to purchase 65,000 shares of its common stock with an exercise price of $6.84 per share, which is equal to the... Read More

Kezar Life Sciences, Inc . (Nasdaq: KZR ), a clinical-stage biotechnology company discovering and developing breakthrough treatments for immune-mediated and oncologic disorders, today announced that John Fowler, Co-founder and Chief Executive Officer, will present a corporate overview at the 41 st Annual J.P. Morgan Healthcare Conference on Wednesday, January 11, 2023 at 2:15 pm PT in San Francisco, CA. A webcast from the... Read More