SEC Form 4 · accession 0001179110-18-007471

MOMENTA PHARMACEUTICALS INC · MNTA

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

Reporting owner

Officer — SVP, Corporate Development

Period of report

May 23, 2018

Accepted (ET)

May 24, 2018 · 4:09 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001235010

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I
Common Stock	May 23, 2018	M	5,500	$13.26	A	146,124	D
Common Stock	May 23, 2018	S	5,500	$23.90	D	140,624	D
Common Stock	May 23, 2018	M	2,000	$15.44	A	142,624	D
Common Stock	May 23, 2018	S	2,000	$23.90	D	140,624	D
Common Stock	May 23, 2018	M	2,000	$12.58	A	142,624	D
Common Stock	May 23, 2018	S	2,000	$23.90	D	140,624	D
Common Stock	May 23, 2018	M	3,000	$17.96	A	143,624	D
Common Stock	May 23, 2018	S	3,000	$23.90	D	140,624	D
Common Stock	May 23, 2018	M	2,000	$13.02	A	142,624	D
Common Stock	May 23, 2018	S	2,000	$23.90	D	140,624	D
Common Stock	May 23, 2018	S	773	$23.90	D	139,851	D
Common Stock	May 23, 2018	S	227	$23.90	D	139,624	D
Common Stock	May 23, 2018	S	2,000	$23.90	D	137,624	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Stock Option(Right to Buy)	$13.26	May 23, 2018	M	5,500	D	Feb 22, 2015	Feb 22, 2021	Common Stock	5,500	41,500	D
Stock Option(Right to Buy)	$15.44	May 23, 2018	M	2,000	D	Feb 14, 2016	Feb 14, 2022	Common Stock	2,000	22,000	D
Stock Option(Right to Buy)	$12.58	May 23, 2018	M	2,000	D	Feb 19, 2017	Feb 19, 2023	Common Stock	2,000	22,800	D
Stock Option(Right to Buy)	$17.96	May 23, 2018	M	3,000	D	Feb 18, 2018	Feb 18, 2024	Common Stock	3,000	25,986	D
Stock Option(Right to Buy)	$13.02	May 23, 2018	M	2,000	D	May 18, 2018	Feb 18, 2025	Common Stock	2,000	29,725	D