Company Announcement - FibroGen, Inc. will attend and present at the H.C. Wainwright 27th Annual Global Investment Conference from September 8-10, 2025, in New York, NY [1] - CEO Thane Wettig will deliver a presentation on September 9 at 12:00 PM ET at the Lotte New York Palace Hotel, with a live webcast available [1] Investor Engagement - The management team will be available for one-on-one meetings during the conference, and interested investors should contact their representative at H.C. Wainwright [2] - A replay of the presentation will be posted on the FibroGen website for 90 days after the event [2] Company Overview - FibroGen is a biopharmaceutical company focused on developing novel therapies in cancer biology and anemia [3] - Roxadustat (EVRENZO™) is approved in multiple regions, including China, Europe, and Japan, for treating anemia in chronic kidney disease patients [3] - The company is evaluating a development plan for roxadustat in anemia associated with lower-risk myelodysplastic syndrome in the U.S. [3] - FG-3246 (FOR46), a first-in-class antibody-drug conjugate targeting CD46, is in development for metastatic castration-resistant prostate cancer, along with FG-3180, a CD46-targeted PET biomarker [3]

Core Viewpoint - The sale of FibroGen International (Hong Kong) Ltd. to AstraZeneca Treasury Limited has been approved by the China State Administration for Market Regulation and is expected to close in the third quarter of 2025 [1][2]. Company Overview - FibroGen, Inc. is a biopharmaceutical company focused on developing novel therapies for cancer biology and anemia [3]. - Roxadustat (EVRENZO™) is approved in multiple regions, including China, Europe, and Japan, for treating anemia in chronic kidney disease (CKD) patients [3]. - The company is evaluating a development plan for roxadustat in anemia associated with lower-risk myelodysplastic syndrome (LR-MDS) in the U.S. [3]. - FG-3246 (FOR46), a first-in-class antibody-drug conjugate targeting CD46, is in development for metastatic castration-resistant prostate cancer, along with FG-3180, a CD46-targeted PET biomarker [3].

Group 1 - FibroGen, Inc. will announce its second quarter 2025 financial results on August 11 after market close [1] - A conference call and webcast presentation will be held on the same day at 5:00 PM Eastern Time to discuss financial results and provide a business update [2] - The company is focused on developing novel therapies for cancer biology and anemia, with its drug Roxadustat approved in multiple countries for treating anemia in chronic kidney disease patients [3] Group 2 - FibroGen is also evaluating a development plan for Roxadustat in anemia associated with lower-risk myelodysplastic syndrome in the U.S. [3] - The company is developing FG-3246, a first-in-class antibody-drug conjugate targeting CD46 for metastatic castration-resistant prostate cancer [3] - FG-3180, an associated CD46-targeted PET biomarker, is also in development [4]

Core Viewpoint - FibroGen, Inc. will implement a 1-for-25 reverse stock split to increase the per-share market price and regain compliance with Nasdaq listing requirements [2][3]. Group 1: Reverse Stock Split Details - The reverse stock split will be effective at 5:00 p.m. Eastern Time on June 16, 2025, with trading on a split-adjusted basis starting June 17, 2025 [1]. - The number of issued and outstanding shares will decrease from approximately 101.1 million to about 4.0 million shares [3]. - Stockholders will receive cash payments for any fractional shares instead of receiving fractional shares [3]. Group 2: Approval and Purpose - The reverse stock split was approved by stockholders at the 2025 Annual Meeting held on June 4, 2025 [2]. - The primary goal of the reverse stock split is to increase the market price of FibroGen's common stock to meet Nasdaq's minimum bid price requirement [2]. Group 3: Company Overview - FibroGen is a biopharmaceutical company focused on developing novel therapies for cancer and anemia [5]. - Roxadustat is approved in multiple regions for treating anemia in chronic kidney disease patients [5]. - The company is also developing FG-3246, an antibody-drug conjugate for metastatic castration-resistant prostate cancer [5].

Company Overview - FibroGen, Inc. is a biopharmaceutical company focused on developing novel therapies in cancer biology and anemia [4] - The company has an approved product, Roxadustat (爱瑞卓®, EVRENZO™), for treating anemia in chronic kidney disease (CKD) patients in multiple regions including China, Europe, and Japan [4] - FibroGen is evaluating a development plan for Roxadustat in anemia associated with lower-risk myelodysplastic syndrome (LR-MDS) in the U.S. [4] - The company is also developing FG-3246 (FOR46), a first-in-class antibody-drug conjugate targeting CD46 for metastatic castration-resistant prostate cancer [4] Leadership Appointment - Dr. Michael Kauffman has been appointed to the Board of Directors of FibroGen effective June 4, 2025 [1] - Dr. Kauffman is recognized as a biotech industry veteran with extensive experience in drug development, particularly in oncology [2] - His expertise is expected to be invaluable as FibroGen progresses its pipeline and approaches near-term clinical milestones [2] Dr. Michael Kauffman's Background - Dr. Kauffman has approximately 30 years of experience in the life sciences industry, focusing on oncology therapeutic products [3] - He currently serves as CEO and president of Nereid Therapeutics Inc. and is a board member of several other biotech companies [3] - His previous roles include co-founder and CEO of Karyopharm, CMO of Onyx Pharma, and leadership positions at Millennium Pharmaceuticals and Biogen [3] - Dr. Kauffman holds an MD and PhD from Johns Hopkins Medical School and is board certified in Internal Medicine [3]

Financial Results Announcement - FibroGen, Inc. will announce its first quarter 2025 financial results on May 12, 2025, after market close [1] - A conference call will be held on the same day at 5:00 PM Eastern Time to discuss the company's corporate and financial performance [1] Conference Call Details - The management team will host a conference call and webcast presentation to discuss financial results and provide a business update [2] - A live Q&A session will follow the presentation, and interested parties can access the live audio webcast [2] Company Overview - FibroGen, Inc. is a biopharmaceutical company focused on developing novel therapies in cancer biology and anemia [3] - Roxadustat is approved in multiple regions, including China, Europe, and Japan, for treating anemia in chronic kidney disease patients [3] - The company is evaluating a development plan for roxadustat in anemia associated with lower-risk myelodysplastic syndrome in the U.S. [3] - FG-3246, a first-in-class antibody-drug conjugate targeting CD46, is in development for metastatic castration-resistant prostate cancer [3] - The development program also includes FG-3180, a CD46-targeted PET biomarker [3]