0001209191-21-070350.txt : 20211217 0001209191-21-070350.hdr.sgml : 20211217 20211217171726 ACCESSION NUMBER: 0001209191-21-070350 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211215 FILED AS OF DATE: 20211217 DATE AS OF CHANGE: 20211217 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: 211502647 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: 1250 BROADWAY STREET 2: 15TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10001 BUSINESS PHONE: 212-243-2769 MAIL ADDRESS: STREET 1: 1250 BROADWAY STREET 2: 15TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10001 FORMER COMPANY: FORMER CONFORMED NAME: RUBICON PROJECT, INC. DATE OF NAME CHANGE: 20140106 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-12-15 0 0001595974 MAGNITE, INC. MGNI 0001725125 Soroca Adam Lee C/O MAGNITE, INC. 1250 BROADWAY, 15TH FLOOR NEW YORK NY 10001 0 1 0 0 Chief Product Officer Common Stock 2021-12-15 4 S 0 5000 17.11 D 294769 D These sales were made pursuant to a Rule 10b5-1 Trading Plan adopted by the Reporting Person on September 10, 2021. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.00 to $17.24, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. /s/ Aaron Saltz, attorney-in-fact 2021-12-17