0001209191-21-025971.txt : 20210407 0001209191-21-025971.hdr.sgml : 20210407 20210407184605 ACCESSION NUMBER: 0001209191-21-025971 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210405 FILED AS OF DATE: 20210407 DATE AS OF CHANGE: 20210407 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Lam Rachel CENTRAL INDEX KEY: 0001579232 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36384 FILM NUMBER: 21813372 MAIL ADDRESS: STREET 1: C/O TREMOR VIDEO, INC. STREET 2: 53 WEST 23RD STREET CITY: NEW YORK STATE: NY ZIP: 10010 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MAGNITE, INC. CENTRAL INDEX KEY: 0001595974 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370] IRS NUMBER: 208881738 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 12181 BLUFF CREEK DRIVE, 4TH FLOOR CITY: LOS ANGELES STATE: CA ZIP: 90094 BUSINESS PHONE: 310-207-0272 MAIL ADDRESS: STREET 1: 12181 BLUFF CREEK DRIVE, 4TH FLOOR CITY: LOS ANGELES STATE: CA ZIP: 90094 FORMER COMPANY: FORMER CONFORMED NAME: RUBICON PROJECT, INC. DATE OF NAME CHANGE: 20140106 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-04-05 0 0001595974 MAGNITE, INC. MGNI 0001579232 Lam Rachel C/O MAGNITE, INC. 12181 BLUFF CREEK DRIVE, 4TH FLOOR PLAYA VISTA CA 90094 1 0 0 0 Common Stock 2021-04-05 4 S 0 5000 43.50 D 181327 D Common Stock 2021-04-05 4 G 0 6000 0.00 D 175327 D This sale and gift were made pursuant to a Rule 10b5-1 Trading Plan adopted by the Reporting Person. /s/ Aaron Saltz, attorney-in-fact 2021-04-07