0001595974-21-000001.txt : 20210106 0001595974-21-000001.hdr.sgml : 20210106 20210106185235 ACCESSION NUMBER: 0001595974-21-000001 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210104 FILED AS OF DATE: 20210106 DATE AS OF CHANGE: 20210106 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Soroca Adam Lee CENTRAL INDEX KEY: 0001725125 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36384 FILM NUMBER: 21512293 MAIL ADDRESS: STREET 1: C/O THE RUBICON PROJECT, INC. STREET 2: 12181 BLUFF CREEK DR., 4TH FLOOR CITY: PLAYA VISTA STATE: CA ZIP: 90094 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 wf-form4_160997714018068.xml FORM 4 X0306 4 2021-01-04 0 0001595974 MAGNITE, INC. MGNI 0001725125 Soroca Adam Lee C/O MAGNITE, INC. 12181 BLUFF CREEK DRIVE, 4TH FL PLAYA VISTA CA 90094 0 1 0 0 Head of Global Buyer Team Common Stock 2021-01-04 4 S 0 6695 29.44 D 341111 D Common Stock 2021-01-04 4 M 0 2792 1.97 A 343903 D Common Stock 2021-01-04 4 M 0 878 4.92 A 344781 D Common Stock 2021-01-04 4 M 0 3670 29.44 D 341111 D Employee Stock Option (Right to Buy) 1.97 2021-01-04 4 M 0 2792 0 D 2028-03-15 Common Stock 2792.0 33315 D Employee Stock Option (Right to Buy) 4.92 2021-01-04 4 M 0 878 0 D 2029-02-20 Common Stock 878.0 129970 D The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan. 25% of the stock options vested on February 1, 2019 and the remaining option shares have vested or will vest in 36 equal installments each calendar month thereafter. Granted as compensation for services. 25% of the stock options vested on February 1, 2020 and the remaining option shares have vested or will vest in 36 equal installments each calendar month thereafter. Aaron Saltz, attorney in fact 2021-01-06