Day David 4

What Happened Day David, Chief Financial Officer of MAGNITE, INC. (MGNI), had 30,617 shares disposed on Feb 15, 2026 to satisfy tax withholding related to the vesting of restricted stock units. The shares were valued at $11.70 each, totaling approximately $358,219. This was a share-for-tax-withholding transaction (code F), not an open-market sale.

Key Details

• Transaction date: 2026-02-15; Filing date (Form 4): 2026-02-18.
• Disposal: 30,617 shares at $11.70 per share; total value ≈ $358,219.
• Transaction type: F (shares forfeited/surrendered to cover tax withholding on RSU vesting).
• Footnote: Non-discretionary forfeiture of shares mandated by the issuer to cover tax withholding obligations associated with RSU vesting.
• Shares owned after the transaction: not disclosed in the supplied filing.

Context Share withholding to cover taxes on vested RSUs is a routine administrative action and differs from an open-market sale; it generally does not by itself indicate an insider's view of the company. This transaction reduced the number of shares issued to the insider but reflects tax settlement rather than a discretionary cash raise or investment decision.