SEC Form 4 · accession 0001966857-26-000011
MAGNITE, INC. · MGNI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
David Buonasera
Officer — CHIEF TECHNOLOGY OFFICER
Period of report
Aug 15, 2026
Accepted (ET)
Aug 18, 2026 · 4:25 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001595974
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Aug 15, 2026 | F | 8,102 | $24.73 | D | 252,734 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Represents the non-discretionary forfeiture of shares on behalf of the Reporting Person pursuant to an arrangement mandated by the Issuer to cover the tax withholding obligations associated with the vesting of restricted stock units.