0001415889-24-010254.txt : 20240403 0001415889-24-010254.hdr.sgml : 20240403 20240403215022 ACCESSION NUMBER: 0001415889-24-010254 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240401 FILED AS OF DATE: 20240403 DATE AS OF CHANGE: 20240403 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Serafini Tito CENTRAL INDEX KEY: 0001278410 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38935 FILM NUMBER: 24821470 MAIL ADDRESS: STREET 1: C/O ATRECA, INC. STREET 2: 500 SAGINAW DRIVE CITY: REDWOOD CITY STATE: CA ZIP: 94063 FORMER NAME: FORMER CONFORMED NAME: SERAFINI TITO DATE OF NAME CHANGE: 20040203 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Atreca, Inc. CENTRAL INDEX KEY: 0001532346 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 273723255 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 835 INDUSTRIAL ROAD, STREET 2: SUITE 400 CITY: SAN CARLOS STATE: CA ZIP: 94070 BUSINESS PHONE: 650-595-2595 MAIL ADDRESS: STREET 1: 835 INDUSTRIAL ROAD, STREET 2: SUITE 400 CITY: SAN CARLOS STATE: CA ZIP: 94070 4 1 form4-04042024_010415.xml X0508 4 2024-04-01 0001532346 Atreca, Inc. BCEL 0001278410 Serafini Tito SUITE 100 CAMPBELL CA 95008 true false false false 0 Class A Common Stock 2024-04-01 4 S 0 20788 0.07 D 43636 D Class A Common Stock 50000 I By the Serafini/Postner Irrevocable Remainder Trust Class A Common Stock 228875 I By the Serafini/Postner Revocable Trust Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. The sale occurred automatically to satisfy the tax withholding obligations to be funded by a "sell to cover" and does not represent a discretionary trade by the Reporting Person. /s/ Courtney J. Phillips, Attorney-in-Fact 2024-04-03