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Why Alnylam stock is tanking today

By Wealth Awesome -

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Stocks & ETFs:ALNY.US

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Alnylam Pharmaceuticals is under pressure as its stock continues to decline amid concerns about its valuation and ongoing legal issues.

Alnylam Pharmaceuticals Inc (NASDAQ:ALNY) saw its stock price drop by 1.54%, closing at CA$223.52. This decline comes as the company faces increasing scrutiny over its financial outlook and ongoing legal challenges.

Investor takeaway: Investors should be cautious since Alnylam's valuation remains high compared to its earnings potential, especially with recent legal troubles that raise questions about the company's future profitability.

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Alnylam Pharmaceuticals Inc

ALNY.US

Full stock page →

ALNY.US

Alnylam Pharmaceuticals Inc

Source:WealthAwesomeWealthAwesome
↓ $83.56 (-26.90%)
120 day period
$205.48$264.49$323.50Apr 22Jul 20Oct 12

Market cap

$31.13B

P/E

39.2x

52W high

$495.55

52W low

$197.81

1W change

+3.24%

Beta

0.27

Analyst Price Targets

Based on 29 analysts covering ALNY · as of Oct 12, 2026

📈

Wall Street analysts forecast ALNY stock price to rise 63.2% over the next 12 months.

Consensus

Buy

4.31 / 5.00

Avg. Target

C$370.55

+63.2% Upside

Previously C$371.12 on Oct 5, 2026

Current Price

C$227.02

Last close

Analyst Breakdown (29 analysts)

Strong Buy 16
Buy 6
Hold 7
Compare analyst targets →

Targets are snapshotted when they change. Unchanged figures keep their original date. Not financial advice.

Wealth Awesome Price Forecast

WA Model

Statistical 90-day price range based on ALNY's historical volatility

HistoricalForecast68%95%
C$104.32C$152.53C$200.73C$248.94C$297.15C$345.35TodayJun 4Aug 10Oct 12Nov 24Jan 7Feb 19

30-Day Vol

47.6%

Annualized

90-Day Vol

70.8%

Annualized

Trend (90d)

-50.0%

Annualized drift

90d Mean

C$189.89

Expected price

HorizonExpected68% Range (1σ)
30 trading daysC$213.90C$181.52 – C$252.05
60 trading daysC$201.54C$159.79 – C$254.19
90 trading daysC$189.89C$142.91 – C$252.33

Methodology: Range is calculated using 30-day realized volatility via geometric Brownian motion (log-normal model). 68% band = ±1σ, 95% band = ±2σ. This is a statistical model, not a prediction. Past volatility does not guarantee future results. Not financial advice.

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Bull case

Alnylam has a strong pipeline with over 25 programs in development. If these programs succeed, they could offer significant growth opportunities for the company.

Bear case

However, ongoing legal scrutiny and a sharp decline in earnings estimates cast doubt on Alnylam's ability to meet its growth projections, suggesting that the current stock price may be overvalued.

Valuation Concerns Weigh on Alnylam

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Alnylam's stock has dropped 43.5% this year, raising concerns about its valuation amid ongoing legal scrutiny. Analysts point out that despite a promising pipeline, the current P/E ratio of 37.34 is much higher than the industry average, indicating that investors might be overpaying for future growth potential.

Legal Challenges Add Uncertainty

The company is currently facing a securities fraud investigation, complicating its financial outlook. This scrutiny comes at a time when sales expectations for its TTR franchise have been sharply reduced, leading to increased skepticism about Alnylam's ability to meet its earnings projections.

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Wealth Awesome
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Wealth Awesome

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✅ Reviewed by Certified Financial Professionals

This content has been reviewed by CFA® charterholders and Certified Financial Planners (CFP®) with over a decade of experience in Canadian financial markets. All information is fact-checked against official Canadian sources and regulations.

Why these credentials matter: CFA® charterholders complete 900+ hours of rigorous study in investment analysis and ethics. CFP® professionals are held to the highest standards of financial planning competency and fiduciary duty in Canada.

📊 Data AccuracyVerified sources
🇨🇦 Canadian FocusLocal expertise
🔍 Fact-CheckedEditorial review

⚠️ Professional Disclaimer

This content is for educational purposes only and should not be considered personalized financial advice. While our team brings professional expertise, individual circumstances vary. For personalized guidance, consult with a qualified financial advisor, tax professional, or mortgage specialist.

Published: October 13, 2026
Last Updated: October 13, 2026

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