SUPPLEMENT TO PROXY STATEMENT
FOR 2022 ANNUAL MEETING OF STOCKHOLDERS
To be held at 10:00 a.m., Pacific Time, on Wednesday, June 1, 2022
To the Stockholders of Forte Biosciences, Inc.:
This proxy
statement supplement, dated May 19, 2022 (this Supplement), supplements the definitive proxy statement on Schedule 14A of Forte Biosciences, Inc. (the Company), dated April 29, 2022 (the Proxy Statement), for
the Companys Annual Meeting of Stockholders to be held on June 1, 2022 (the Annual Meeting).
THIS SUPPLEMENT
SHOULD BE READ IN CONJUNCTION WITH THE PROXY STATEMENT. EXCEPT AS SPECIFICALLY SUPPLEMENTED BY THE INFORMATION CONTAINED HEREIN, THIS SUPPLEMENT DOES NOT MODIFY ANY OTHER INFORMATION SET FORTH IN THE PROXY STATEMENT.
Appointment of Stephen K. Doberstein, Ph.D. as a Director
On May 12, 2022, the Board of Directors of the Company (the Board), (i) increased the authorized size of the Board from six to seven members
and (ii) upon recommendation of the Nominating and Corporate Governance Committee of the Board (the Nominating Committee), appointed Stephen K. Doberstein, Ph.D. as a Class I director of the Company to fill the vacancy created
by the aforementioned increase in the size of the Board, with a term of office expiring at the Companys 2024 Annual Meeting of Stockholders.
Based
on a review of all relevant identified transactions or relationships between Dr. Doberstein, or any of his family members, and the Company, its senior management and its independent auditors, the Board has affirmatively determined that
Dr. Doberstein is an independent director pursuant to the applicable Nasdaq Stock Market listing standards and those rules and regulations issued pursuant to the Securities Exchange Act of 1934, as amended. There are no family relationships
between Dr. Doberstein and any of the Companys directors or executive officers.
Dr. Doberstein (age 63) has served on the Board since May
2022. Dr. Doberstein is a principal of Kahiliholo Consulting, LLC, a biotechnology consulting company, since February 2020. Dr. Doberstein previously served as Senior Vice President and Chief Scientific Fellow of Nektar Therapeutics, Inc.,
a biopharmaceutical company, from October 2019 to March 2020. Prior to that, Dr. Doberstein served as Senior Vice President, R&D and Chief Research and Development Officer at Nektar from November 2017 to October 2019 and as Senior Vice
President, Research and Chief Scientific Officer from January 2010 to November 2017. Prior to that, Dr. Doberstein served as the vice president of research for various biopharmaceutical companies. Dr. Doberstein was a member of the board
of directors of Dicerna Pharmaceuticals, Inc. from February 2020 until January 2022, and is an advisory board member for a number of companies and non-profits. Dr. Doberstein has a B.S. in Chemical
Engineering from the University of Delaware and received his Ph.D. in biochemistry and cell and molecular biology from Johns Hopkins University School of Medicine.
The Nominating Committee and the Board believe that Dr. Dobersteins extensive executive experience at biopharmaceutical companies provides him with
the qualifications and skills to serve on the Board.
Dr. Doberstein will be compensated in accordance with the Companys amended and restated non-employee director compensation policy (the Policy). Pursuant to the Policy, Dr. Doberstein will be entitled to receive $40,000 per year for service as a member of the Board, paid quarterly in
arrears on a pro-rata basis. In connection with his appointment to the Board as a non-employee director and pursuant to the Companys 2021 Equity Incentive Plan and
the Policy, Dr. Doberstein also automatically received a stock option for 50,000 shares of Common Stock of the Company, which will vest in equal monthly installments over a three year period such that the option is fully vested on the third
anniversary of the date of grant, subject to Dr. Dobersteins continued service on the Board through each applicable vesting date. Dr. Doberstein has also entered into the Companys standard form of indemnification agreement
Other than as set forth above in this Supplement, Dr. Doberstein does not beneficially own any shares of the Companys common stock.