SEC Form 4 · accession 0001553878-16-000036

ALNYLAM PHARMACEUTICALS, INC. · ALNY

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

Reporting owner

Officer — Chief Executive Officer · Director

Period of report

Jan 19, 2016

Accepted (ET)

Jan 21, 2016 · 6:59 pm EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001178670

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock	Jan 19, 2016	M	15,076	$22.75	A	148,465	D
Common Stock^F2	Jan 19, 2016	S	1,838	$70.9471	D	146,627	D
Common Stock^F3	Jan 19, 2016	S	800	$71.8088	D	145,827	D
Common Stock^F4	Jan 19, 2016	S	1,281	$73.0258	D	144,546	D
Common Stock^F5	Jan 19, 2016	S	5,112	$74.1379	D	139,434	D
Common Stock^F6	Jan 19, 2016	S	3,400	$75.0147	D	136,034	D
Common Stock^F7	Jan 19, 2016	S	2,245	$75.9689	D	133,789	D
Common Stock^F8	Jan 19, 2016	S	200	$76.95	D	133,589	D
Common Stock^F9	Jan 19, 2016	S	200	$78.04	D	133,389	D
Common Stock	Jan 20, 2016	M	15,076	$22.75	A	148,465	D
Common Stock^F10	Jan 20, 2016	S	1,200	$66.2808	D	147,265	D
Common Stock^F11	Jan 20, 2016	S	2,700	$67.393	D	144,565	D
Common Stock^F12	Jan 20, 2016	S	4,406	$68.351	D	140,159	D
Common Stock^F13	Jan 20, 2016	S	2,114	$69.3962	D	138,045	D
Common Stock^F14	Jan 20, 2016	S	930	$70.4283	D	137,115	D
Common Stock^F15	Jan 20, 2016	S	1,136	$71.7854	D	135,979	D
Common Stock^F16	Jan 20, 2016	S	400	$72.5125	D	135,579	D
Common Stock^F17	Jan 20, 2016	S	1,865	$73.7677	D	133,714	D
Common Stock^F18	Jan 20, 2016	S	325	$74.6131	D	133,389	D
Common Stock^F19	holding	—	—		—	2,750	I	By Managed Account

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Stock Option (Right to Buy)^F20,F1	$22.75	Jan 19, 2016	M	15,076	D	—	Dec 14, 2016	Common Stock	15,076	105,529	D
Stock Option (Right to Buy)^F20,F1	$22.75	Jan 20, 2016	M	15,076	D	—	Dec 14, 2016	Common Stock	15,076	90,453	D

F1All sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 16, 2015. The 30,152 options exercised and sold by the reporting person were due to expire on December 14, 2016.
F10Sale prices ranged from $65.81 to $66.70.
F11Sale prices ranged from $66.81 to $67.70.
F12Sale prices ranged from $67.92 to $68.90.
F13Sale prices ranged from $69.00 to $69.98.
F14Sale prices ranged from $70.05 to $70.86.
F15Sale prices ranged from $71.06 to $72.02.
F16Sale prices ranged from $72.20 to $73.08.
F17Sale prices ranged from $73.38 to $74.28.
F18Sale prices ranged from $74.43 to $74.76.
F19The reporting person owns 2,750 shares of ALNY common stock under the ALNY 401(k) plan as a result of the ALNY 401(k) matching contribution program.
F2Sale prices ranged from $70.40 to $71.29.
F20The stock option vested as to 25% of the shares on the first anniversary of the grant date and as to an additional 6.25% of the shares each successive three month period thereafter.
F3Sale prices ranged from $71.41 to $72.34.
F4Sale prices ranged from $72.55 to $73.31.
F5Sale prices ranged from $73.60 to $74.59.
F6Sale prices ranged from $74.64 to $75.61.
F7Sale prices ranged from $75.76 to $76.65.
F8Sale prices ranged from $76.82 to $77.08.
F9Sale prices ranged from $78.01 to $78.07.