Equillium, Inc. Annual Meeting of Stockholders Wednesday, May 22, 2024 1:00 PM, Pacific Time Annual Meeting to be held live via the Internet - please visit www.proxydocs.com/EQ for more details. You must register to attend the meeting online and/or participate at www.proxydocs.com/EQ. For a convenient way to view proxy materials, VOTE, and obtain directions to attend the meeting go to www.proxydocs.com/EQ To vote your proxy while visiting this site, you will need the control number in the box below. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. This is not a ballot. You cannot use this notice to vote your shares. We encourage you to access and review all of the important information contained in the proxy materials before voting. Under United States Securities and Exchange Commission rules, proxy materials do not have to be delivered in paper. Proxy materials can be distributed by making them available on the internet. If you want to receive a paper or e-mail copy of the proxy material, you must request one. There is no charge to you for requesting a copy. In order to receive a paper package in time for this year’s meeting, you must make this request on or before May 10, 2024. | | | | Scan QR for digital voting Meeting Materials: Notice of Meeting and Proxy Statement & Annual Report on Form 10-K Important Notice Regarding the Availability of Proxy Materials for the Stockholders Meeting To Be Held On May 22, 2024 For Stockholders of record as of April 1, 2024 To order paper materials, use one of the following methods. Internet: www.investorelections.com/EQ Call: 1-866-648-8133 Email: paper@investorelections.com * If requesting material by e-mail, please send a blank e-mail with the control number (located below) in the subject line. No other requests, instructions OR other inquiries should be included with your e-mail requesting material. |