SEC Form 4 · accession 0001209191-15-019808

MAGNITE, INC. · MGNI

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — CFO & COO

Period of report

Feb 25, 2015

Accepted (ET)

Feb 27, 2015 · 5:58 pm EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001595974

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock	Feb 25, 2015	M	19,788	$7.80	A	249,775	D
Common Stock^F2	Feb 25, 2015	S	19,788	$20.04	D	229,987	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Employee Stock Option (Right to Buy)^F3	$7.80	Feb 25, 2015	M	19,788	D	—	Feb 21, 2023	Common Stock	19,788	573,862	D

F1The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 2, 2014.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.00 to $20.25, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.
F3The option, representing a right to purchase a total of 593,650 shares, became exercisable with respect to 25% of the grant on January 28, 2014 and becomes exercisable with respect to the remainder in 36 equal installments each calendar month thereafter.