<SEC-DOCUMENT>0001595974-25-000030-index.html : 20250905 <SEC-HEADER>0001595974-25-000030.hdr.sgml : 20250905 <ACCEPTANCE-DATETIME>20250905162707 ACCESSION NUMBER: 0001595974-25-000030 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 12 CONFORMED PERIOD OF REPORT: 20250831 ITEM INFORMATION: Entry into a Material Definitive Agreement FILED AS OF DATE: 20250905 DATE AS OF CHANGE: 20250905 FILER: 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 EIN: 208881738 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-36384 FILM NUMBER: 251297068 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 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>mgni-20250831.htm <DESCRIPTION>8-K <TEXT> Document 1 - file: mgni-20250831.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.SCH <SEQUENCE>2 <FILENAME>mgni-20250831.xsd <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT <TEXT> Document 2 - file: mgni-20250831.xsd
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.LAB <SEQUENCE>3 <FILENAME>mgni-20250831_lab.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT <TEXT> Document 3 - file: mgni-20250831_lab.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.PRE <SEQUENCE>4 <FILENAME>mgni-20250831_pre.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT <TEXT> Document 4 - file: mgni-20250831_pre.xml
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>6 <FILENAME>R1.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 6 - file: R1.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>7 <FILENAME>Show.js <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 7 - file: Show.js
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>8 <FILENAME>report.css <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 8 - file: report.css
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>10 <FILENAME>FilingSummary.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 10 - file: FilingSummary.html
Document 10 - RAW XML: FilingSummary.xml
</DOCUMENT> <DOCUMENT> <TYPE>JSON <SEQUENCE>12 <FILENAME>MetaLinks.json <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 12 - file: MetaLinks.json
</DOCUMENT> <DOCUMENT> <TYPE>ZIP <SEQUENCE>13 <FILENAME>0001595974-25-000030-xbrl.zip <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 13 - file: 0001595974-25-000030-xbrl.zip
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>14 <FILENAME>mgni-20250831_htm.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 14 - file: mgni-20250831_htm.html
Document 14 - RAW XML: mgni-20250831_htm.xml
</DOCUMENT> </SEC-DOCUMENT>