Quick Takeaways
- Capital Research Global Investors filed SCHEDULE 13G for Magnite, Inc. Common Stock (MGNI).
- Disclosed ownership: 9%.
- Date of event: 31 Dec 2025.
Capital Research Global Investors - 31 Dec 2025 SCHEDULE 13G Report for Magnite, Inc. Common Stock (MGNI)
- Filing Manager
- Capital Research Global Investors
- Reporting Manager
- Capital Research Global Investors
- Security
- Magnite, Inc. Common Stock
- Symbol
- MGNI
- Shares outstanding
- 143,558,767 shares
- Disclosed Ownership
- 12,920,289 shares
- Ownership
- 9%
- Form type
- SCHEDULE 13G
- Filing time
- 12 Feb 2026, 10:25:43 UTC
- Date of event
- 31 Dec 2025
- Previous filing
- 13 Nov 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"Capital Research Global Investors disclosed 9% ownership in Magnite, Inc. Common Stock (MGNI) on 31 Dec 2025."
What Changed
- Previous schedule filing date: 13 Nov 2025.
- Current filing was accepted on 12 Feb 2026, 10:25.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (1)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Capital Research Global Investors | 9% | 12,920,289 | 12,920,289 | 0 | Jae Won Chung | Vice President and Senior Counsel II, Capital Research and Management Company |