Insider transactions Alnylam Pharmaceuticals, Inc.

Stocks

ALNY

US02043Q1076

Pharmaceuticals

Market Closed - Nasdaq Other stock markets 04:00:00 2026-07-17 pm EDT			After hours 07:56:02 pm
267.47 ^USD	-5.54%		268.23	+0.28%

Jul. 15	Alnylam Initiates Mid-Stage Study of Mivelsiran in Down Syndrome-Associated Alzheimer's	MT
Jul. 15	Alnylam Pharmaceuticals, Inc. Highlight Progress with Neuroscience Programs At Aaic 2026, Showcasing Potential of Rnai in Neurological Disease	CI

Insider Transaction History

Latest insider transactions for Alnylam Pharmaceuticals, Inc.

Date	Insider	Type	Main position	Quantity	Price	Amount	% Market Cap.
6/1/26	Benjamin Cravatt	Free	Director	4,393	303.64	1.33M	0.0033%
6/1/26	David Pyott	Fiscal year	Director	11,490	149.59	1.15M	0.0086%
5/20/26	Peter Kellogg	Free	Director	2,112	-	-	0.0016%
5/20/26	Colleen Reitan	Free	Director	2,112	-	-	0.0016%
5/20/26	Olivier Brandicourt	Free	Director	2,112	-	-	0.0016%
5/20/26	Dennis Ausiello	Free	Director	2,112	-	-	0.0016%
5/20/26	David Pyott	Free	Director	2,112	-	-	0.0016%
5/20/26	Amy Schulman	Free	Chairman	2,640	-	-	0.0020%
5/20/26	Charles Sigal	Free	Director	2,112	-	-	0.0016%
5/20/26	Margaret Hamburg	Free	Director	2,112	-	-	0.0016%
5/20/26	Stuart Arbuckle	Free	Director	2,112	-	-	0.0016%
5/13/26	Amy Schulman	Fiscal year	Chairman	22,500	70.20	790K	0.0169%
4/2/26	Melissa McLaughlin	Sell	Head of Human Resources	3,910	325.92	1.27M	0.0029%
3/25/26	Melissa McLaughlin	Other	Head of Human Resources	16,920	-	-	0.0128%
3/4/26	Yvonne Greenstreet	Sell	Chief Executive Officer	2,933	323.08	948K	0.0022%
3/4/26	Pushkal Garg	Sell	Chief Technology Officer	4,713	323.53	1.52M	0.0036%
3/4/26	Jeffrey Poulton	Sell	Chief Financial Officer	2,468	323.08	797K	0.0019%
3/4/26	Tolga Tanguler	Sell	Executive/Senior Manager	2,309	323.08	746K	0.0017%
3/4/26	Kevin Fitzgerald	Sell	Chief Technology Officer	1,291	323.54	418K	0.0010%
3/2/26	Tolga Tanguler	Free	Executive/Senior Manager	16,847	82.23	524K	0.0127%
3/2/26	Jeffrey Poulton	Free	Chief Financial Officer	17,455	103.63	723K	0.0132%
3/2/26	Pushkal Garg	Free	Chief Technology Officer	18,741	136.80	1.13M	0.0141%
3/2/26	Bryan Supran	Free	General Counsel	4,920	-	-	0.0037%
3/2/26	Kevin Fitzgerald	Free	Chief Technology Officer	15,043	151.60	1.05M	0.0113%
3/2/26	Yvonne Greenstreet	Free	Chief Executive Officer	161,814	107.92	2.23M	0.1220%
2/27/26	Yvonne Greenstreet	Fiscal year	Chief Executive Officer	11,842	-	-	0.0090%
2/27/26	Tolga Tanguler	Fiscal year	Executive/Senior Manager	3,332	-	-	0.0025%
2/27/26	Pushkal Garg	Fiscal year	Chief Technology Officer	8,443	234.60	1.53M	0.0064%
2/27/26	Jeffrey Poulton	Fiscal year	Chief Financial Officer	3,816	-	-	0.0029%
2/23/26	Kevin Fitzgerald	Free	Chief Technology Officer	158	-	-	0.0001%
2/12/26	Tolga Tanguler	Free	Executive/Senior Manager	5,959	101.94	607K	0.0045%
2/12/26	Jeffrey Poulton	Free	Chief Financial Officer	6,821	101.92	695K	0.0052%
2/12/26	Yvonne Greenstreet	Free	Chief Executive Officer	21,167	101.93	2.16M	0.0160%
2/12/26	Kevin Fitzgerald	Free	Chief Technology Officer	8,000	160.62	1.28M	0.0061%
2/12/26	Pushkal Garg	Free	Chief Technology Officer	6,821	101.92	695K	0.0052%
1/11/26	Kevin Fitzgerald	Free	Chief Technology Officer	7,600	183.68	1.4M	0.0058%
1/11/26	Jeffrey Poulton	Free	Chief Financial Officer	8,973	112.42	1.01M	0.0068%
1/11/26	Yvonne Greenstreet	Free	Chief Executive Officer	28,580	121.59	3.48M	0.0216%
1/11/26	Tolga Tanguler	Free	Executive/Senior Manager	5,310	103.19	548K	0.0040%
1/11/26	Pushkal Garg	Free	Chief Technology Officer	5,310	103.19	548K	0.0040%
1/5/26	Stuart Arbuckle	Free	Director	3,279	-	-	0.0025%
11/26/25	Yvonne Greenstreet	Fiscal year	Chief Executive Officer	10,515	171.66	999K	0.0080%
11/17/25	Kevin Fitzgerald	Fiscal year	Chief Technology Officer	28,450	318.21	6.46M	0.0217%
11/12/25	Yvonne Greenstreet	Fiscal year	Chief Executive Officer	76,950	284.96	14.62M	0.0587%
10/1/25	Kevin Fitzgerald	Free	Chief Technology Officer	7,394	149.24	1.1M	0.0057%
10/1/25	Tolga Tanguler	Free	Executive/Senior Manager	4,256	149.23	635K	0.0033%
10/1/25	Jeffrey Poulton	Free	Chief Financial Officer	11,573	149.25	1.73M	0.0089%
10/1/25	Yvonne Greenstreet	Free	Chief Executive Officer	27,036	149.21	4.03M	0.0209%
10/1/25	Pushkal Garg	Free	Chief Technology Officer	11,918	225.88	2.69M	0.0092%
10/1/25	Bryan Supran	Free	General Counsel	13,026	-	-	0.0101%