Company filings profile · CIK 0001595974
MAGNITE, INC. — SEC filings & insider activity.
Real, source-linked SEC EDGAR activity for MAGNITE, INC. (MGNI): 70 filings in the last 90 days vs 55 in the prior 90 (filing-velocity rising ↑ · 1.27×). Latest material 8-K events, insider Form-4 transactions, and periodic reports — monitored for change.
✔ Verified against the public SEC EDGAR filing record as of Sep 22, 2026. Source-linked, daily-refreshed.
Material 8-K events — MAGNITE, INC.
8-K disclosures decoded by item code (the material events: agreements, results, control/management changes, impairments, restatements).
| Filed | Event | |
|---|---|---|
| Sep 21, 2026 | Departure/Election of Directors or Officers; Financial Statements and Exhibits | ↗ |
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Insider transactions (Form 4 / 3 / 5)
Recent filings
| Filed | Form | Detail | |
|---|---|---|---|
| Sep 21, 2026 | 8-K | Departure/Election of Directors or Officers; Financial Statements and Exhibits | ↗ |
| Sep 18, 2026 | 4 | FORM 4 | ↗ |
| Sep 18, 2026 | 4 | FORM 4 | ↗ |
| Sep 17, 2026 | 144 | ↗ | |
| Sep 17, 2026 | 144 | ↗ | |
| Sep 16, 2026 | 4 | FORM 4 | ↗ |
| Sep 16, 2026 | 4 | FORM 4 | ↗ |
| Sep 14, 2026 | 144 | ↗ | |
| Sep 14, 2026 | 144 | ↗ | |
| Sep 11, 2026 | 4 | FORM 4 | ↗ |
| Sep 11, 2026 | 4 | FORM 4 | ↗ |
| Sep 11, 2026 | 4 | FORM 4 | ↗ |
| Sep 11, 2026 | 144 | ↗ | |
| Sep 10, 2026 | 4 | FORM 4 | ↗ |
| Sep 10, 2026 | 144 | ↗ | |
| Sep 10, 2026 | 144 | ↗ | |
| Sep 9, 2026 | 144 | ↗ | |
| Sep 8, 2026 | 144 | ↗ | |
| Sep 3, 2026 | 4 | FORM 4 | ↗ |
| Sep 2, 2026 | 144 | ↗ | |
| Sep 1, 2026 | 144 | ↗ | |
| Aug 28, 2026 | 4 | FORM 4 | ↗ |
| Aug 28, 2026 | 144 | ↗ | |
| Aug 26, 2026 | 144 | ↗ | |
| Aug 18, 2026 | 4 | FORM 4 | ↗ |
| Aug 18, 2026 | 4 | FORM 4 | ↗ |
| Aug 18, 2026 | 144 | ↗ | |
| Aug 18, 2026 | 4 | FORM 4 | ↗ |
| Aug 18, 2026 | 4 | FORM 4 | ↗ |
| Aug 18, 2026 | 4 | FORM 4 | ↗ |
| Aug 18, 2026 | 4 | FORM 4 | ↗ |
| Aug 18, 2026 | 4 | FORM 4 | ↗ |
| Aug 18, 2026 | 4 | FORM 4 | ↗ |
| Aug 17, 2026 | 144 | ↗ | |
| Aug 14, 2026 | 144 | ↗ | |
| Aug 14, 2026 | 4 | FORM 4 | ↗ |
| Aug 13, 2026 | SCHEDULE 13G/A | ↗ | |
| Aug 12, 2026 | 4 | FORM 4 | ↗ |
| Aug 12, 2026 | 4 | FORM 4 | ↗ |
| Aug 12, 2026 | 4 | FORM 4 | ↗ |