MAGNITE, INC. — Director's Dealing 2021

Feb 19, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MAGNITE, INC. (MGNI)
CIK: 0001595974
Period of Report: 2021-02-16

Reporting Person: Kershaw Thomas (Chief Technology Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-02-16	Common Stock	M	50000	$4.92	Acquired	633216	Direct
2021-02-16	Common Stock	S	50000	$59.20	Disposed	583216	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-02-16	Employee Stock Option (Right to Buy)	$4.92	M	50000	Disposed	2029-02-20	Common Stock (50000.0)	Direct

Footnotes

F1: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2: 25% of the stock options vested on February 1, 2020 and the remaining option shares have vested or will vest in 36 equal installments each calendar month thereafter.

F3: Granted as compensation for services.