Michelle Xia, Ph.D., has served on our Board of Directors since January 2023. Dr Xia has exceptional experience in leadership across scientific discovery, R&D, building and scaling manufacturing, and overall leadership through her experience at companies in the US. Dr. Michelle Xia, is the founder of Akeso, Inc., and has been the chairwoman, president and CEO of the Company since its inception in 2012.
Dr. Xia has over 27 years of experience in the pharmaceutical industry and academic research. Prior to founding our Group, Dr. Xia held senior leadership roles at Crown Bioscience Inc., where she played a decisive role in constructing Crown Bioscience’s platform, building its team, setting and implementing its strategies, and forging its joint venture with Pfizer (the Pfizer-Crown Asian Cancer Research Centre). From 2006 to 2008, Dr. Xia served as a senior scientist and group leader at PDL BioPharma, Inc. (later acquired by AbbVie). In 2006, Dr. Xia served as a senior process development scientist at Bayer Corporation in the U.S. At both PDL BioPharma and Bayer, Dr. Xia oversaw CMC, process development and manufacturing of therapeutic protein and antibody drugs. Dr. Xia began her pharmaceutical career at Axys Pharmaceuticals, Inc. (later acquired by Celera Genomics), where she held both scientific and managerial roles in drug discovery programs from December 2000 to December 2005, overseeing a broad range of activities from target validation through IND-enabling studies.
Dr. Xia received her bachelor’s degree in biochemistry from Sun Yat-sen University in China in 1988. She earned her Ph.D. degree in molecular biology and microbiology from Newcastle University in the U.K. in 1994. Dr. Xia completed her postdoctoral research training at the University of Glasgow in the U.K. from 1993 to 1996, and she also conducted the cancer immune therapy research at the University of Louisville School of Medicine in the U.S. from 1996 to 2000.
Over the years, Dr. XIA has served important roles in numerous influential organizations, including a member of the Special Committee for Monoclonal Antibody of the China Medicinal Biotech Association, a committee member of the Special Committee for Science and Technology Innovation of China Overseas Returnee Entrepreneur Investment Association, an advisory committee member of the Chinese Antibody Society, and a director of Tongxieyi Antibody Talent Club. Dr. Xia has also received numerous awards and recognitions for her contributions to both the pharmaceutical industry and commercial enterprises. Most recently, Dr. XIA was selected into Forbes’ Powerful Women in Technology in 2020 and in 2023 was named by Forbes China as a Top 100 Women in Business in China.
What is Yu Xia's net worth?
The estimated net worth of Yu Xia is at least $545.61 million as of October 21st, 2025. Xia owns 32,057,147 shares of Summit Therapeutics stock worth more than $545,612,642 as of December 10th. This net worth evaluation does not reflect any other assets that Xia may own. Learn More about Yu Xia's net worth.
Has Yu Xia been buying or selling shares of Summit Therapeutics?
During the past quarter, Yu Xia has bought $9,999,982.58 in shares of Summit Therapeutics stock. Most recently, on Tuesday, October 21st, Yu Xia bought 533,617 shares of Summit Therapeutics stock. The stock was acquired at an average cost of $18.74 per share, with a total value of $9,999,982.58. Following the completion of the transaction, the director now directly owns 32,057,147 shares of the company's stock, valued at $600,750,934.78. Learn More on Yu Xia's trading history.
Who are Summit Therapeutics' active insiders?
Are insiders buying or selling shares of Summit Therapeutics?
In the last year, Summit Therapeutics insiders bought shares 7 times. They purchased a total of 1,263,765 shares worth more than $22,969,460.82. The most recent insider tranaction occured on October, 21st when CEO Robert W Duggan bought 26,680 shares worth more than $499,983.20. Insiders at Summit Therapeutics own 84.9% of the company.
Learn More about insider trades at Summit Therapeutics. Information on this page was last updated on 10/21/2025.