Alnylam Pharmaceuticals, Inc.(ALNY)
NASDAQ

ALNY Stock Analysis — September 2026

$264.50
-2.90 (-1.08%)

ALNY Stock Price Today (September 2026) — Alnylam Pharmaceuticals, Inc. Analysis & Key Metrics 2026-09-03

Alnylam Pharmaceuticals, Inc. (ALNY) is trading at $264.50, down 1.08% today (as of September 2026). The stock continues to show early recovery signs above the short-term average, attracting attention from investors looking for Healthcare growth opportunities.

  • According to consensus analyst estimates, the 1-year price target is $370.20 (40.0% upside).
  • Volatility remains elevated (45.08% annualized), implying wide price swings for short-term traders.
  • The fundamental picture, based on the latest financial filings, is nuanced: solid revenue growth (66.90% YoY) alongside significant competitive pressures.

ALNY Stock Analysis: Key Metrics & Valuation (September 2026)

Concise, actionable data for investors

Trend posture
Short-term pullback in long-term uptrend
Analyst 1Y target370.240.0%
Volatility (30d ann.)45.0776High
RSI (14-day)
68.63 (Neutral)
Debt$2.99B (220.62 D/E)

Alnylam Pharmaceuticals, Inc. - Historical Price & Volume

$264.50
+13.02 (+5.18%)
Price
Volume
Current Price Line
Range: 2Y

Market Cap

$32.21B

Enterprise Value: $31.89B

P/E Ratio

45.45

Forward P/E: 19.12

Revenue Growth

+66.90%

Year over Year

Analyst Target

$370.20

+40.0% upside potential

Key Investor Questions About ALNY

What investors need to know before buying

Is it a good time to buy ALNY stock?

Based on current market data, ALNY presents a neutral technical setup with caution warranted fundamentals.

  • Technicals say: Neutral (RSI 68.63)
  • Fundamentals say: Caution warranted (high leverage concerns)
Can ALNY sustain revenue growth in the Biotechnology market?

ALNY's growth trajectory depends on its ability to expand within the Biotechnology sector while managing margin pressures.

  • Future growth will depend on performance in core Biotechnology operations.
  • The ability to manage competitive pressures will be crucial for sustained growth.
What are the biggest risks facing ALNY stock?

The primary risks for ALNY investors include debt exposure and competitive dynamics in the Biotechnology industry.

  • $2.99B in debt could be a headwind in a high-rate environment.
  • Fierce competition from established players in Biotechnology.

52-Week Trading Range

52-Week Low$197.81
52-Week High$495.55
Current Price$264.50

Over the past year, ALNY stock traded between $197.81 and $495.55—recovering meaningfully from lows and currently near the higher end. Big swings are likely unless a major catalyst emerges.

Volatility & Risk Profile

30-Day Volatility45.08%
Beta0.73
RSI (14-day)68.63

With 45.08% annualized volatility and β=0.73, the stock exhibits low sensitivity to market moves—making ALNY suitable for investors comfortable with active risk management.

Institutional & Insider Ownership

Insider Ownership18.40%
Institutional Ownership101.65%
Shares Short4.77M

High institutional backing, but elevated short interest signals a potential battleground stock.

Analyst Sentiment & Price Targets

Mean Target
$370.20
Upside Potential
40.0%
Recommendation
buy
Analysts see strong upside potential with a target of $370.20. The 40.0% upside suggests optimistic growth expectations.

Latest News & Headlines

Recent headlines and coverage

ZacksSep 2, 2026

TG Therapeutics (TGTX) Up 15.1% Since Last Earnings Report: Can It Continue?

TG Therapeutics (TGTX) reported earnings 30 days ago. What's next for the stock? We take a look at earnings estimates for some clues.

ZacksSep 1, 2026

4 Rare Disease Drugmakers With Strong Long-Term Growth Prospects

ALNY, BMRN, RARE and BBIO offer rare-disease growth potential through strong products, pipeline catalysts and high unmet medical needs.

MT NewswiresAug 31, 2026

Alnylam's Latest Data Strengthen Outlook for Nucresiran, TRITON-CM, Oppenheimer Says

Alnylam Pharmaceuticals' (ALNY) latest data strengthen the case for Nucresiran and TRITON-CM success

NYSEAug 31, 2026

Inceptive CEO Jakob Uszkoreit on Designing Medicines That Work Like Life Itself

Inceptive CEO Jakob Uszkoreit goes Inside the ICE House to challenge the foundational assumptions of modern drug discovery, arguing that AI will enable medicines that work with the body's natural complexity rather than against it. He discusses Inceptive's partnership with Alnylam Pharmaceuticals and why their RNA interference platform and rich data history make them a uniquely powerful AI collaborator. Uszkoreit explains why partnerships are essential for a small company with broadly applicable technology, and why the long-term prize is therapies that are gentler, earlier, and truly personalized.

StocktwitsAug 28, 2026

IONS, AZN Stocks Fall On Full Data From Failed Cardiomyopathy Trial — Jefferies Sees Neutral To Negative Readthrough To ALNY

Ionis and AstraZeneca already disclosed on July 9 that the late-stage CARDIO-TTRansform missed its primary goal. Full data from the trial was unveiled on Friday.

Investing.comAug 28, 2026

Alnylam stock drops on rival heart trial: Why analysts see core business safe

Investing.com -- A major clinical trial failure in heart disease is reverberating across Wall Street, wiping hundreds of millions of dollars off the market value of RNA-therapeutics pioneer Alnylam Pharmaceuticals before the opening bell on Friday. Shares of Alnylam (NASDAQ: ALNY) fell nearly 4.9% in pre-market trading following the full presentation of data from a rival drug trial at the European Society of Cardiology Congress in Munich. The detailed results from AstraZeneca and Ionis Pharmaceu

BioPharma DiveAug 28, 2026

AstraZeneca, Ionis data spark debate about RNA drugs’ impact on deadly heart disease

Results published in NEJM raised questions about the benefits “silencer” medications provide on top of standard therapies for TTR cardiomyopathy and amplified investor pressure on Alnylam.

TrefisAug 26, 2026

Moderna Stock Carries A Market Value Its Revenue Does Not Support

Moderna's commercial business has shrunk and is lossmaking, which puts the weight of its market value on a pipeline rather than on revenue.

Simply Wall St.Aug 25, 2026

Alnylam Pharmaceuticals (ALNY) Stock Looks Cheap After A 47% Fall Yet Rich On Earnings

Alnylam Pharmaceuticals stock has fallen 46.8% over the past year, yet the valuation checks still flag it as leaning expensive rather than a clear bargain. With fresh clinical data on its RNAi programs coming at the ESC Congress 2026, investors are weighing that share price slump against what the current market valuation implies. The share price decline of 46.8% over the last 12 months signals that expectations have come down sharply and raises the question of whether sentiment has weakened...

Simply Wall St.Aug 24, 2026

Alnylam Pharmaceuticals (ALNY) Heads To ESC With New Data, Is It A Bargain?

Alnylam Pharmaceuticals (ALNY) has drawn market attention after announcing plans to present new clinical and real-world data on its ATTR and hypertension RNAi programs at the ESC Congress 2026 in Munich. See our latest analysis for Alnylam Pharmaceuticals. Despite the ESC Congress announcement, Alnylam Pharmaceuticals’ share price has been under pressure, with the stock down 41% year to date and the 1 year total shareholder return declining 47%, although the 3 year total shareholder return...

Frequently Asked Questions

Common investor questions about Alnylam Pharmaceuticals, Inc.

Alnylam Pharmaceuticals, Inc. (ALNY) is currently trading at $264.50. The RSI (14-day) is at 68.6, indicating neutral territory. Wall Street analysts have a consensus "buy" recommendation. The mean analyst price target of $370.20 implies 40.0% upside from current levels. Volatility is high at 45.1% annualized, meaning significant price swings are common. Investors should consider their risk tolerance, investment horizon, and portfolio diversification before making a decision.

Based on current valuation metrics for Alnylam Pharmaceuticals, Inc. (ALNY): The trailing P/E ratio is 45.45, which is above the market average, indicating investors are pricing in higher growth expectations. The forward P/E is 19.12, lower than the trailing P/E, suggesting analysts expect earnings improvement. The PEG ratio is 0.45, below 1.0, which generally indicates the stock is undervalued relative to its growth rate. Price-to-Book is 26.12. Price-to-Sales is 7.37. Valuation should be compared to Biotechnology industry peers for context, as different sectors trade at different multiples.

Based on 26 analysts covering ALNY, the consensus price target is $370.20. This represents a 40.0% upside from the current price of $264.50. The range spans from a low target of $230.00 to a high target of $536.00, reflecting varying levels of optimism among analysts. The consensus recommendation is "buy". Note: Analyst price targets are forward-looking estimates and not guarantees of future performance.

Alnylam Pharmaceuticals, Inc. (ALNY) does not currently pay a regular dividend. The company may be reinvesting profits into growth initiatives, or may not yet be profitable enough to distribute earnings to shareholders.

Key risks for Alnylam Pharmaceuticals, Inc. (ALNY) investors include: 1. High volatility (45.1% annualized)—the stock can experience significant daily price swings. 2. Elevated debt levels (D/E ratio of 220.62) which could pressure margins in a rising rate environment. 3. Broader market and macroeconomic risks (interest rates, inflation, geopolitical events). 4. Biotechnology sector-specific competitive pressures. Investors should diversify and consider their risk tolerance before investing.

Here is Alnylam Pharmaceuticals, Inc.'s (ALNY) current debt and financial health profile: Total debt stands at $2.99B. The debt-to-equity ratio is 220.62, which is high and could pose financial risk if earnings decline or borrowing costs increase. The current ratio is 3.06, indicating strong short-term liquidity. The quick ratio is 2.79. The company holds $3.31B in cash and equivalents. Free cash flow is positive at $271.54M, providing a cushion for debt servicing and shareholder returns.