Magnite (MGNI)Bridgewater Associates exited its position 145K shares

145K

Prior-quarter shares · no longer reported

Holdings as of

Mar 31, 2026

Filed

May 15, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Apr 7, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On April 7, 2026, Magnite, Inc. (the “Company”) announced that Adam Soroca would cease serving as the Company’s Chief Product Officer, effective April 8, 2026. Mr. Soroca will remain employed with the Company as an advisor through May 15, 2026.”
2. Apr 20, 2026Company filing · Form 8-K · Executive change, Reg FDChanged a top executive or board member, and shared information with investors“On April 20, 2026, Magnite, Inc. (the “Company”) announced that David Day plans to retire as the Company’s Chief Financial Officer. Mr. Day entered into a transition agreement pursuant to which he will continue to serve as CFO until September 30, 2026.”
3. May 6, 2026Company filing · Form 8-K · ResultsReported its results

What came next

1. Aug 5, 2026Company filing · Form 8-K · ResultsReported its results

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for Magnite

For Magnite, OQRO holds 2 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its MGNI page.

How this filing works

• SEC Form 13F

Other disclosures at Magnite

• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRMay 15, 2026
• SEC Form 13F-HRMay 13, 2026
• SEC Form 13F-HRFeb 17, 2026
• SEC Form 13F-HRFeb 13, 2026

Everything OQRO holds on this company is on its MGNI page.