0001209191-21-050879.txt : 20210811 0001209191-21-050879.hdr.sgml : 20210811 20210811164806 ACCESSION NUMBER: 0001209191-21-050879 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210809 FILED AS OF DATE: 20210811 DATE AS OF CHANGE: 20210811 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Saltz Aaron CENTRAL INDEX KEY: 0001807986 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36384 FILM NUMBER: 211164201 MAIL ADDRESS: STREET 1: C/O TELARIA INC. STREET 2: 222 BROADWAY, 16TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10038 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 2021-08-09 0 0001595974 MAGNITE, INC. MGNI 0001807986 Saltz Aaron C/O MAGNITE, INC. 6080 CENTER DRIVE, 4TH FLOOR LOS ANGELES CA 90045 0 1 0 0 General Counsel Common Stock 2021-08-09 4 M 0 1791 3.61 A 264897 D Common Stock 2021-08-09 4 S 0 5000 33.81 D 259897 D Stock Option (Right to Buy) 3.61 2021-08-09 4 M 0 1791 0.00 D 2028-02-27 Common Stock 1791 43600 D This exercise and subsequent sales were made pursuant to a Rule 10b5-1 Trading Plan adopted by the Reporting Person. 25% of the total number of shares underlying this option vested on February 14, 2019 and the remaining shares vest 1/36 per month over the next 36 months thereafter, subject to continued service to the Issuer through each vesting date. This equity grant may be subject to accelerated vesting in the event the Reporting Person's employment is terminated under certain circumstances. Equity grant under the Company's 2014 Equity Incentive Plan. /s/ Aaron Saltz 2021-08-11