Sanofi — Director's Dealing 2015

Feb 2, 2015

SEC Form 4/A — Form 4/A

Issuer: ALNYLAM PHARMACEUTICALS, INC. (ALNY)
CIK: 0001178670
Period of Report: 2015-01-22

Reporting Person: Sanofi (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-01-22	Common Stock	P	196251	$93.17	Acquired	9307037	Indirect

Footnotes

F1: Genzyme Corporation entered into a 60-day lock-up agreement (which may be extended under certain circumstances) which covers the 843,699 shares acquired on January 22 and January 26, 2015.

F2: Amends the price indicated in the Form 4 submitted on January 28, 2015.