FMR LLC - 30 Jun 2025 SCHEDULE 13G/A Report for MAGNITE INC COMMON STOCK (MGNI)

Filing Manager
FMR LLC
Reporting Manager
FMR LLC
Symbol
MGNI
Shares outstanding
141,182,715 shares
Disclosed Ownership
17,224,291 shares
Ownership
12.2%
Form type
SCHEDULE 13G/A
Filing time
08 Jul 2025, 09:07:31 UTC
Date of event
30 Jun 2025
Previous filing
12 May 2025
Next filing
05 Dec 2025

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
FMR LLC 12.2% 17,224,291 17,218,530 0 Stephanie J. Brown Duly authorized under Power of Attorney effective as of January 3, 2023, by and on behalf of FMR LLC and its direct and indirect subsidiaries*
Abigail P. Johnson 12.2% 17,224,291 0 0 Stephanie J. Brown Duly authorized under Power of Attorney effective as of January 26, 2023, by and on behalf of Abigail P. Johnson**