Alnylam Pharmaceuticals Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:ALNY Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
25 Jun 24	SellUS$370,747	Jeffrey Poulton	Individual	1,605	US$235.19
25 Jun 24	SellUS$485,773	Pushkal Garg	Individual	2,103	US$235.19
25 Jun 24	SellUS$276,731	Kevin Fitzgerald	Individual	1,198	US$235.19
25 Jun 24	SellUS$370,747	Tolga Tanguler	Individual	1,605	US$235.19
25 Jun 24	SellUS$1,917,475	Yvonne Greenstreet	Individual	8,301	US$235.19
16 Feb 24	SellUS$1,040,885	Yvonne Greenstreet	Individual	7,030	US$149.03
16 Feb 24	SellUS$149,397	Tolga Tanguler	Individual	1,009	US$149.03
16 Feb 24	SellUS$149,099	Jeffrey Poulton	Individual	1,007	US$149.03
16 Feb 24	SellUS$193,666	Pushkal Garg	Individual	1,308	US$149.03
04 Aug 23	SellUS$753,986	Akshay Vaishnaw	Individual	4,057	US$189.31
04 Aug 23	SellUS$753,986	Yvonne Greenstreet	Individual	4,057	US$189.31
04 Aug 23	SellUS$643,037	Jeffrey Poulton	Individual	3,460	US$189.31
04 Aug 23	SellUS$643,223	Pushkal Garg	Individual	3,461	US$189.31

Insider Trading Volume

Insider Buying: ALNY insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of ALNY?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	1,735	0.00137%
State or Government	87,387	0.0691%
Individual Insiders	468,291	0.37%
General Public	9,442,505	7.46%
Institutions	116,491,860	92.1%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 74.23% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
15.7%	Capital Research and Management Company	19,887,743	US$4.8b	-13.7%	0.24%
9.48%	The Vanguard Group, Inc.	11,994,261	US$2.9b	0.42%	0.05%
7.69%	FMR LLC	9,733,177	US$2.4b	-3.29%	0.15%
7.13%	BlackRock, Inc.	9,025,007	US$2.2b	5.91%	0.04%
5.7%	Wellington Management Group LLP	7,209,005	US$1.8b	-0.07%	0.27%
5.24%	Baillie Gifford & Co.	6,623,577	US$1.6b	-4.93%	0.71%
5.19%	T. Rowe Price Group, Inc.	6,558,657	US$1.6b	-5.08%	0.14%
3.01%	Dodge & Cox	3,811,480	US$927.4m	3.73%	0.28%
2.52%	State Street Global Advisors, Inc.	3,191,373	US$776.5m	2.34%	0.03%
1.61%	Norges Bank Investment Management	2,039,798	US$496.3m	0%	0.04%
1.58%	Geode Capital Management, LLC	2,001,718	US$487.1m	3.89%	0.04%
1.2%	JP Morgan Asset Management	1,521,748	US$370.3m	-44.3%	0.04%
1.09%	American Century Investment Management Inc	1,373,654	US$334.2m	231%	0.18%
0.76%	Pictet Asset Management Limited	961,504	US$234.0m	8.57%	0.16%
0.73%	Legal & General Investment Management Limited	921,195	US$224.1m	-1.05%	0.04%
0.73%	Bellevue Asset Management AG	918,284	US$223.4m	3.72%	2.52%
0.7%	UBS Asset Management AG	883,113	US$214.9m	6.2%	0.03%
0.66%	Deep Track Capital, LP	832,310	US$202.5m	0%	5.78%
0.62%	BNY Asset Management	789,937	US$192.2m	-4.65%	0.04%
0.59%	Amundi Asset Management SAS	746,064	US$181.5m	4.83%	0.04%
0.58%	Northern Trust Global Investments	739,584	US$180.0m	-3.26%	0.03%
0.46%	Loomis Sayles & Company, L.P.	581,851	US$141.6m	-4.42%	0.19%
0.46%	Squarepoint OPS LLC	580,441	US$141.2m	72.8%	0.59%
0.4%	Teachers Insurance and Annuity Association-College Retirement Equities Fund	506,757	US$123.3m	-6.75%	0.03%
0.37%	TD Asset Management, Inc.	462,348	US$112.5m	-0.8%	0.09%