0001209191-21-059144.txt : 20211004 0001209191-21-059144.hdr.sgml : 20211004 20211004185355 ACCESSION NUMBER: 0001209191-21-059144 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211001 FILED AS OF DATE: 20211004 DATE AS OF CHANGE: 20211004 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Rosenthal Arnon CENTRAL INDEX KEY: 0001757770 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38792 FILM NUMBER: 211304538 MAIL ADDRESS: STREET 1: C/O ALECTOR, INC. STREET 2: 151 OYSTER POINT BLVD., #300 CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Alector, Inc. CENTRAL INDEX KEY: 0001653087 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 822933343 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 131 OYSTER POINT BLVD., SUITE 600 CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 BUSINESS PHONE: 415-231-5660 MAIL ADDRESS: STREET 1: 131 OYSTER POINT BLVD., SUITE 600 CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 FORMER COMPANY: FORMER CONFORMED NAME: Alector LLC DATE OF NAME CHANGE: 20150915 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-10-01 0 0001653087 Alector, Inc. ALEC 0001757770 Rosenthal Arnon C/O ALECTOR, INC. 131 OYSTER POINT BLVD, SUITE 600 SOUTH SAN FRANCISCO CA 94080 1 1 0 0 Chief Executive Officer Employee Stock Option (right to buy) 23.70 2021-10-01 4 A 0 417213 0.00 A 2031-10-01 Common Stock 417213 417213 D The shares subject to the option vest in 48 equal monthly installments beginning on November 1, 2021. /s/ David Oh, by power of attorney 2021-10-04