Investors

CTI BioPharma Special Meeting of Shareholders

CTI BioPharma will hold its Special Meeting of Shareholders on Wednesday, January 24, 2018, at 10 a.m. Pacific Time at CTI BioPharma’s corporate headquarters, 3101 Western Avenue, Suite 800, Seattle, WA 98121. Since this meeting is not a public assembly and in the direct interest of an orderly meeting, only CTI BioPharma shareholders of record as of December 5, 2017, or persons holding proxies from shareholders, and other persons invited to the meeting by the Board of Directors or management of the Company, shall be admitted to the meeting.

Management may require any person who is not a shareholder of record but claims to be a beneficial owner of stock of the Company to present evidence (either in the form of a proxy, written authorization or certification of participation) from the record holders (e.g., broker, bank or other nominee), indicating that such person is in fact a beneficial owner of stock of the Company to be submitted.

For more information concerning the business to be conducted at the meeting, see the Company’s proxy statement and refer to your voting form for instructions.

If you plan to attend, please contact Investor Relations at invest@ctibiopharma.com.

Thank you.