Alnylam Pharmaceuticals (ALNY) - Market capitalization

Market cap: HK$255.25 Billion

As of September 2026 Alnylam Pharmaceuticals has a market cap of HK$255.25 Billion. This makes Alnylam Pharmaceuticals the world's 775th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Alnylam Pharmaceuticals from 2004 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	HK$255.25 B	-38.01%
2025	HK$411.77 B	72.81%
2024	HK$238.28 B	27.02%
2023	HK$187.60 B	-17.88%
2022	HK$228.44 B	44.45%
2021	HK$158.14 B	35.1%
2020	HK$117.05 B	16.33%
2019	HK$100.62 B	74.2%
2018	HK$57.76 B	-41.32%
2017	HK$98.44 B	295.12%
2016	HK$24.91 B	-59.87%
2015	HK$62.08 B	6.89%
2014	HK$58.08 B	82.76%
2013	HK$31.78 B	328.03%
2012	HK$7.42 B	174.54%
2011	HK$2.70 B	-16.76%
2010	HK$3.24 B	-43.16%
2009	HK$5.71 B	-27.78%
2008	HK$7.91 B	-14.39%
2007	HK$9.24 B	49.91%
2006	HK$6.16 B	208.73%
2005	HK$1.99 B	78.44%
2004	HK$1.11 B

End of Day market cap according to different sources

On Sep 17th, 2026 the market cap of Alnylam Pharmaceuticals was reported to be:

HK$257.72 Billion

by Nasdaq

HK$257.72 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Novartis NVS	HK$2.086 T	717.28%	🇨🇭 Switzerland
Sanofi SNY	HK$797.88 B	212.58%	🇫🇷 France
Regeneron Pharmaceuticals REGN	HK$633.61 B	148.22%	🇺🇸 USA
Sarepta Therapeutics SRPT	HK$16.49 B	-93.54%	🇺🇸 USA
Regulus Therapeutics RGLS	HK$4.43 B	-98.26%	🇺🇸 USA
OPKO Health OPK	HK$9.57 B	-96.25%	🇺🇸 USA
Teva Pharmaceutical Industries TEVA	HK$357.94 B	40.23%	🇮🇱 Israel
Arrowhead Pharmaceuticals ARWR	HK$74.53 B	-70.80%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Alnylam Pharmaceuticals (ALNY)

Market cap: HK$255.25 Billion