SEC Form 4 · accession 0001179110-15-014593

MOMENTA PHARMACEUTICALS INC · MNTA

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

Reporting owner

Officer — President · Director

Period of report

Nov 5, 2015

Accepted (ET)

Nov 6, 2015 · 3:24 pm EST

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	Nature of ownership
Common Stock	Nov 5, 2015	M	41,667	$16.18	A	248,104	D
Common Stock^F3,F4	Nov 5, 2015	S	41,667	$18.00	D	206,437	D
Common Stock^F5	Nov 5, 2015	S	10,000	$18.00	D	177,314	I	Craig Wheeler Revocable Trust
Common Stock	holding	—	—		—	150,000	I	Craig A. Wheeler 2014 Irrevocable Trust

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Stock Option (Right to Buy)	$16.18	Nov 5, 2015	M	41,667	A	Aug 22, 2010	Aug 22, 2016	Common Stock	41,667	83,333	D

F1This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 14, 2013.
F2This sale was effected pursuant to a Rule 10b5-1 Craig Wheeler Revocable Trust trading plan adopted by the reporting person on June 14, 2013.
F3This transaction was executed in multiple trades at prices ranging from $18.00 to $18.015. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
F4Excludes 6,282 shares previously held directly by Mr. Wheeler that were transferred to the Craig Wheeler Revocable Trust.
F5Reflects the transfer of 6,282 shares to the Craig Wheeler Revocable Trust that were previously held directly by Mr. Wheeler