MAGNITE, INC. — Director's Dealing 2021

Aug 11, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MAGNITE, INC. (MGNI)
CIK: 0001595974
Period of Report: 2021-08-09

Reporting Person: Saltz Aaron (General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-08-09	Common Stock	M	1791	$3.61	Acquired	264897	Direct
2021-08-09	Common Stock	S	5000	$33.81	Disposed	259897	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-08-09	Stock Option (Right to Buy)	$3.61	M	1791	Disposed	2028-02-27	Common Stock (1791)	Direct

Footnotes

F1: This exercise and subsequent sales were made pursuant to a Rule 10b5-1 Trading Plan adopted by the Reporting Person.

F2: 25% of the total number of shares underlying this option vested on February 14, 2019 and the remaining shares vest 1/36 per month over the next 36 months thereafter, subject to continued service to the Issuer through each vesting date. This equity grant may be subject to accelerated vesting in the event the Reporting Person's employment is terminated under certain circumstances.

F3: Equity grant under the Company's 2014 Equity Incentive Plan.