Date: June 16, 2021
Time: 1:00 p.m., Pacific Time
How to attend: Log into www.virtualshareholdermeeting.com/CTMX2021 and enter the 16-digit control number included in the shareholders’ proxy materials
How to vote:
• To vote online during the annual meeting, visit www.virtualshareholdermeeting.com/CTMX2021 and have ready your 16-digit control number that was included in your Notice of Access of Internet Availability of Proxy Materials or included in the instructions that accompanied your proxy materials. Shares held in your name as the shareholder of record may be voted electronically during the annual meeting. Shares for which you are the beneficial owner but not the shareholder of record may also be voted electronically during the annual meeting.
• To vote on the Internet prior to the annual meeting, go to www.proxyvote.com to complete an electronic proxy card. You will be asked to provide the 16-digit control number from the notice and follow the instructions. Your vote must be received by 11:59 p.m., Eastern Time, on June 15, 2021 to be counted.
• To vote by phone, request a paper or email copy of the proxy materials by following the instructions on the notice and call the number provided with the proxy materials to transmit your voting instructions. Your vote must be received by 11:59 p.m., Eastern Time, on June 15, 2021 to be counted.
• To vote by mail, request a paper copy of the proxy materials by following the instructions on the notice and complete, sign and date the proxy card enclosed with the paper copy of the proxy materials and return it promptly in the envelope provided. If you return your signed proxy card to us before the annual meeting, we will vote your shares as you direct.