0001415889-24-019670.txt : 20240717 0001415889-24-019670.hdr.sgml : 20240717 20240717162152 ACCESSION NUMBER: 0001415889-24-019670 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240715 FILED AS OF DATE: 20240717 DATE AS OF CHANGE: 20240717 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BARRETT MICHAEL G. CENTRAL INDEX KEY: 0001100612 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36384 FILM NUMBER: 241122490 BUSINESS ADDRESS: BUSINESS PHONE: 310-207-0272 MAIL ADDRESS: STREET 1: C/O THE RUBICON PROJECT, INC. STREET 2: 12181 BLUFF CREEK DRIVE, 4TH FLOOR CITY: PLAYA VISTA STATE: CA ZIP: 90094 FORMER NAME: FORMER CONFORMED NAME: BARRETT MICHAEL DATE OF NAME CHANGE: 19991207 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MAGNITE, INC. CENTRAL INDEX KEY: 0001595974 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370] ORGANIZATION NAME: 06 Technology 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 form4-07172024_080748.xml X0508 4 2024-07-15 0001595974 MAGNITE, INC. MGNI 0001100612 BARRETT MICHAEL G. C/O MAGNITE, INC. 1250 BROADWAY, 15TH FLOOR NEW YORK NY 10001 true true false false CEO 0 Common Stock 2024-07-15 4 S 0 100000 15 D 1052493 D The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 2, 2023. The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $15.00 to $15.025 per share. 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 2024-07-17