Market Cap for Alnylam Pharmaceuticals (ALNY)
According to Alnylam Pharmaceuticals's latest reported financial statements, the company's latest reported market cap is $54.19B USD. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
Currently viewingMarket CapSwitch metric
Latest period
$54.19B
YoY change
-24.3%
5Y CAGR
+15.1%
Peak year (2025)
$53.56B
Latest annual
$40.57B
Market Cap history chart for Alnylam Pharmaceuticals (ALNY) from 2004 to 2026
Market Cap history table for Alnylam Pharmaceuticals (ALNY) from 2004 to 2026
| Fiscal year | Period ended | Reported | Market Cap | YoY |
|---|---|---|---|---|
| 2026 | $40.57B | -24.3% | ||
| 2025 | $53.56B | +78.3% | ||
| 2024 | $30.04B | +25.6% | ||
| 2023 | $23.91B | -17.3% | ||
| 2022 | $28.92B | +44.0% | ||
| 2021 | $20.09B | +34.4% | ||
| 2020 | $14.94B | +18.8% | ||
| 2019 | $12.58B | +71.6% | ||
| 2018 | $7.33B | -36.3% | ||
| 2017 | $11.50B | +259.0% | ||
| 2016 | $3.20B | -59.5% | ||
| 2015 | $7.91B | +9.7% | ||
| 2014 | $7.20B | +82.0% | ||
| 2013 | $3.96B | +331.3% | ||
| 2012 | $917.72M | +165.5% | ||
| 2011 | $345.64M | -16.6% | ||
| 2010 | $414.51M | -43.5% | ||
| 2009 | $733.57M | -27.8% | ||
| 2008 | $1.02B | -9.6% | ||
| 2007 | $1.12B | +64.7% | ||
| 2006 | $682.45M | +132.7% | ||
| 2005 | $293.24M | +230.3% | ||
| 2004 | $88.79M | — |
Market Cap values are taken from Alnylam Pharmaceuticals's reported income statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
As of the 2026 fiscal year, Alnylam Pharmaceuticals (ALNY) reported market cap of $40.57B – declined 24.3% year-over-year.
Alnylam Pharmaceuticals market cap compound annual growth for the 2021–2026 (5 years) window is +15.1%, with the latest reading among the more recent periods of the dataset.
Alnylam Pharmaceuticals market cap declined from $53.56B in 2025 to $40.57B in 2026, a 24.3% drawdown.
The dataset's maximum market cap sits at $53.56B (2025); the minimum reading of $88.79M dates to 2004.
Among 8 Healthcare peers, Alnylam Pharmaceuticals (ALNY) ranks 9th; the peer median for market cap is $311.16B.
Alnylam Pharmaceuticals Market Cap by Year
Alnylam Pharmaceuticals Market Cap 2026: $40.57B
Alnylam Pharmaceuticals market cap in 2026 was $40.57B, declined 24.3% below 2025.
Alnylam Pharmaceuticals Market Cap 2025: $53.56B
Alnylam Pharmaceuticals market cap in 2025 was $53.56B, surged 78.3% from 2024. This figure represents the highest annual value in the available history.
Alnylam Pharmaceuticals Market Cap 2024: $30.04B
Alnylam Pharmaceuticals market cap in 2024 was $30.04B, grew 25.6% from 2023.
Alnylam Pharmaceuticals Market Cap 2023: $23.91B
Alnylam Pharmaceuticals market cap in 2023 was $23.91B, declined 17.3% below 2022.
Alnylam Pharmaceuticals Market Cap 2022: $28.92B
Alnylam Pharmaceuticals market cap in 2022 was $28.92B.
See more financial history for Alnylam Pharmaceuticals (ALNY).
Sector peers — Market Cap
Companies in the same sector as Alnylam Pharmaceuticals, ranked by their latest market cap.
| Company | Market Cap | Sector |
|---|---|---|
| Eli Lilly and Company (LLY) | $825.77B | Healthcare |
| Johnson & Johnson (JNJ) | $548.34B | Healthcare |
| AbbVie Inc. (ABBV) | $349.67B | Healthcare |
| UnitedHealth Group Incorporated (UNH) | $332.91B | Healthcare |
| AstraZeneca PLC (AZN) | $289.41B | Healthcare |
| Merck & Co., Inc. (MRK) | $272.11B | Healthcare |
| Amgen Inc. (AMGN) | $183.05B | Healthcare |
| Novo Nordisk A/S (NVO) | $182.96B | Healthcare |
Frequently asked questions
What is Alnylam Pharmaceuticals's market cap?
- Latest reported market cap for Alnylam Pharmaceuticals (ALNY) is $54.19B (period ending December 31, 2025).
How has Alnylam Pharmaceuticals market cap changed year-over-year?
- Alnylam Pharmaceuticals (ALNY) market cap changed -24.3% year-over-year on the latest annual filing.
What is the long-term growth rate of Alnylam Pharmaceuticals market cap?
- Alnylam Pharmaceuticals (ALNY) market cap compound annual growth rate is +15.1% over the most recent 5 years available.
When did Alnylam Pharmaceuticals market cap hit its highest annual value?
- Alnylam Pharmaceuticals market cap reached its highest annual value of $53.56B in 2025.
What was Alnylam Pharmaceuticals market cap in 2025?
- Alnylam Pharmaceuticals (ALNY) market cap in 2025 was $53.56B.
What was Alnylam Pharmaceuticals market cap in 2026?
- Alnylam Pharmaceuticals (ALNY) market cap in 2026 was $40.57B.
Metrics overview
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