Buckley Sean Patrick 4
4 · MAGNITE, INC. · Filed Feb 18, 2026
Research Summary
AI-generated summary of this filing
Magnite (MGNI) President Sean Buckley Forfeits 26,942 Shares to Cover Taxes
What Happened
- Sean Patrick Buckley, President, Revenue at Magnite (MGNI), had 26,942 shares forfeited/disposed on Feb 15, 2026 to satisfy tax withholding obligations tied to vested restricted stock units (RSUs). The shares were valued at $11.70 each, totaling $315,221. This was an issuer‑mandated, non‑discretionary withholding (not an open‑market sale).
Key Details
- Transaction date: 2026-02-15; filing date: 2026-02-18 (timely).
- Shares forfeited: 26,942 at $11.70 per share; aggregate value $315,221.
- Transaction code: F (tax withholding). Footnote: non‑discretionary forfeiture by the issuer to cover tax withholding on RSU vesting.
- Shares owned after the transaction: not specified in the filing.
- This is an administrative sell‑to‑cover for tax purposes, not a discretionary insider sale.
Context
- Withholding shares upon RSU vesting is a common practice to meet tax obligations and does not necessarily indicate the insider’s view of the stock. It differs from a voluntary open‑market sale or a new purchase.
Insider Transaction Report
Form 4
MAGNITE, INC.MGNI
Buckley Sean Patrick
President, Revenue
Transactions
- Tax Payment
Common Stock
[F1]2026-02-15$11.70/sh−26,942$315,221→ 402,999 total
Footnotes (1)
- [F1]Represents 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.
Signature
/s/ Aaron Saltz, attorney-in-fact|2026-02-18