Alnylam Pharmaceuticals, Inc.

ALNY·NasdaqGS
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227.02−5.66 (−2.43%)today
At close: Oct 12, 4:00 PM EDT · May be delayed up to 15 min · USD
After hours226.00−1.02 (−0.45%)Oct 12, 4:18 PM EDT

Prices may be delayed up to 15 min. Not investment advice. News volume: articles in the 4Search index each day.

Key statistics

Previous close232.68
Open233.60
Day range226.65233.60
52-week range197.81495.55
Off day high−2.82%
Off 52-week high−54.19%
Volume916.85K
Avg. volume (3M)1.74M
Market cap30.38B
EPS (TTM)5.93
Forward P/E18.28
P/E ratio (TTM)38.28
Dividend yield—
Beta (5Y)—
Shares outstanding133.81M
Short interest—
Earnings dateJul 30, 2026 (est.)
Analyst target—
Profit margin—

Against its peers

Compare in full ›
ALNY ARWR IONS BBIO ROIV REGN
Market cap 30.38B 8.58B 7.26B 12.85B 24.99B 78.54B
P/E (TTM) 38.3 — — — — 18.9
Forward P/E 18.3 -12.3 -39.3 2,275.1 -20.1 12.4
Price/book 22.4 18.4 16.4 -5.1 5.9 2.4
Dividend yield — — — — — 0.50%
1-year change −51.17% +68.88% −35.85% +16.37% +118.63% +33.85%
Today −2.43% −3.22% −3.56% +0.61% −2.40% +2.18%

The closest companies by business and industry (Biotechnology). Prices may be delayed up to 15 min.

Related companies

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The businesses closest to ALNY's by what they do, from their descriptions, with the same industry weighted in.

Company Mkt cap Price Today
Arrowhead Pharmaceuticals, Inc.ARWR · Biotechnology 8.58B 60.73 −3.22%
Ionis Pharmaceuticals, Inc.IONS · Biotechnology 7.26B 43.67 −3.56%
BridgeBio Pharma, Inc.BBIO · Biotechnology 12.85B 65.75 +0.61%
Roivant Sciences Ltd.ROIV · Biotechnology 24.99B 34.59 −2.40%
Regeneron Pharmaceuticals, Inc.REGN · Biotechnology 78.54B 762.81 +2.18%
ADARx Pharmaceuticals, Inc.ADRX · Biotechnology 1.92B 17.97 +1.07%
PTC Therapeutics, Inc.PTCT · Biotechnology 5.25B 62.92 −2.75%
Sarepta Therapeutics, Inc.SRPT · Biotechnology 1.84B 17.44 −2.30%

From the 4Search instruments index: what each company does (its business description), its industry, size, headquarters and the markets it serves; and from a year of daily prices, which move together. Prices may be delayed up to 15 min.

Latest news

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Market data is provided for information only and comes from free public sources. Prices may be delayed up to 15 minutes; data may be incomplete or inaccurate. Nothing on this page is investment advice or a recommendation to buy or sell any security. News and coverage analytics are drawn from the 4Search index. Terms of use.