SEC Form 4 · accession 0001104659-15-084658

TESARO, Inc. · TSRO

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

Reporting owner

Officer — VP Finance and Administration

Period of report

Dec 10, 2015

Accepted (ET)

Dec 14, 2015 · 4:03 pm EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001491576

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I
Common Stock, par value $.01	Dec 10, 2015	M	12,000	$13.31	A	12,000	D
Common Stock, par value $.01	Dec 10, 2015	M	5,000	$34.58	A	17,000	D
Common Stock, par value $.01	Dec 10, 2015	S	50	$49.52	D	16,950	D
Common Stock, par value $.01^F2	Dec 10, 2015	S	16,950	$50.19	D	0	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	$13.31	Dec 10, 2015	M	12,000	D	—	Sep 9, 2022	Common Stock	12,000	16,572	D
Employee Stock Option (right to buy)^F4	$34.58	Dec 10, 2015	M	5,000	D	—	Aug 30, 2023	Common Stock	5,000	10,000	D

F1The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 9, 2015.
F2The price reported is a weighted average. The shares were sold in multiple transactions at prices ranging from $49.552 to $50.55, inclusive. The reporting person undertakes to provide to TESARO, Inc., any security holder of TESARO, 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 herein.
F3A quarter of the options vested on June 11, 2013 and, thereafter, 1/36th of the remaining options vest on each monthly anniversary of such date until fully vested.
F4A quarter of the options vested on August 30, 2014 and, thereafter, 1/36th of the remaining options vest on each monthly anniversary of such date until fully vested.