0001962918-24-000097.txt : 20240611 0001962918-24-000097.hdr.sgml : 20240611 20240611210702 ACCESSION NUMBER: 0001962918-24-000097 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240607 FILED AS OF DATE: 20240611 DATE AS OF CHANGE: 20240611 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SEIDENBERG BETH C CENTRAL INDEX KEY: 0001184592 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41696 FILM NUMBER: 241037346 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ACELYRIN, Inc. CENTRAL INDEX KEY: 0001962918 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 852406735 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 4149 LIBERTY CANYON RD. CITY: AGOURA HILLS STATE: CA ZIP: 91301 BUSINESS PHONE: 805-871-4300 MAIL ADDRESS: STREET 1: 4149 LIBERTY CANYON RD. CITY: AGOURA HILLS STATE: CA ZIP: 91301 4 1 wk-form4_1718154414.xml FORM 4 X0508 4 2024-06-07 0 0001962918 ACELYRIN, Inc. SLRN 0001184592 SEIDENBERG BETH C C/O ACELYRIN, INC. 4149 LIBERTY CANYON RD. AGOURA HILLS CA 91301 1 0 0 0 0 Director Stock Option (right to buy) 4.46 2024-06-07 4 A 0 92158 0 A 2034-06-06 Common Stock 92158 92158 D All of the shares subject to the option vest on the earlier of (i) June 7, 2025, or (ii) the day immediately preceding the next annual meeting of stockholders following the grant date of the option, subject to the Reporting Person's continued service as a director through the vesting date. /s/ Sanam Pangali, Attorney-in-fact 2024-06-11