MGNI holders · CITADEL ADVISORS LLC 13F · MGNI stock
CITADEL ADVISORS LLC Magnite Inc (MGNI) 13F holding
CITADEL ADVISORS LLC reported 1,052,908 MGNI shares valued at $12.5M as of 2026-03-31. Share lines from that 13F summed, options excluded; value is the 13F-reported market value in US dollars, as reported on Form 13F, not a live feed.
This is the newest MGNI 13F on file for this filer CIK, and it is older than the quarter ended 2026-06-30. It is kept for history and left out of the MGNI holders table.
| Report | Shares | Value | Class |
|---|---|---|---|
| 2026-03-31 | 1,052,908 | $12.5M | COM |
| 2025-12-31 | 544,318 | $8.8M | COM |
| 2025-09-30 | 169,561 | $3.7M | COM |
| 2025-06-30 | 835,102 | $20.1M | COM |
Not investment advice. Holdings as reported on Form 13F; EDGAR is the official record.