0001595974-20-000153.txt : 20201109 0001595974-20-000153.hdr.sgml : 20201109 20201109205302 ACCESSION NUMBER: 0001595974-20-000153 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201106 FILED AS OF DATE: 20201109 DATE AS OF CHANGE: 20201109 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Day David CENTRAL INDEX KEY: 0001523288 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36384 FILM NUMBER: 201299388 MAIL ADDRESS: STREET 1: 21700 OXNARD STREET STREET 2: SUITE 1600 CITY: WOODLAND HILLS STATE: CA ZIP: 91367 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_160497316751891.xml FORM 4 X0306 4 2020-11-06 0 0001595974 MAGNITE, INC. MGNI 0001523288 Day David MAGNITE, INC. 12181 BLUFF CREEK DRIVE, 4TH FLOOR LOS ANGELES CA 90094 0 1 0 0 CFO Common Stock 2020-11-06 4 M 0 39399 7.80 A 351023 D Common Stock 2020-11-06 4 S 0 39399 11.50 D 311624 D Common Stock 2020-11-09 4 M 0 30000 7.80 A 341624 D Common Stock 2020-11-09 4 S 0 30000 12.23 D 311624 D Stock Option (right to buy) 7.8 2020-11-06 4 M 0 39399 0 D 2023-04-23 Common Stock 39399.0 100601 D Stock Option (right to buy) 7.8 2020-11-09 4 M 0 30000 0 D 2023-04-23 Common Stock 30000.0 70601 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 March 25, 2014 and the remaining option shares have become or will become exercisable in 36 equal installments each calendar month thereafter. Granted as compensation for services Aaron Saltz, attorney in fact 2020-11-09