Inside the research

Alnylam Pharmaceuticals, Inc.

ALNY Research profile · latest available data

Price overview

$255.96

▲ +6.37 (+2.6%)

52w hi$491.22
52w lo$205.48
Vol1.08M
As of25 Sep 2026

The Verdict

Hold

Our score -0.18

Short-0.68
Medium-0.02
Long+0.50

computed 2026-09-27

Key fundamentals

Alnylam Pharmaceuticals, Inc.

Healthcare · Biotechnology

Market cap$34.25B
Enterprise value$33.93B
Trailing P/E44.67x
Forward P/E20.52x
EV / EBITDA32.17x
P / S (ttm)7.13x
Profit margin16.1%
Return on equity96.6%
Revenue growth+66.9%
Debt / equity220.62

Layer Breakdown

LayerRawContribution
Fundamental+0.35
Sector+0.13
Technical-0.43
Earnings+0.00
Sentiment+0.00

macro × 1.00 · 2026-09-27

Business overview

Alnylam Pharmaceuticals, Inc. discovers, develops, manufactures, and commercializes therapeutics based on ribonucleic acid interference in the United States, Europe, and internationally. The company offers ONPATTRO for hereditary transthyretin-mediated (hATTR) amyloidosis; AMVUTTRA for ATTR and hATTR amyloidosis; Leqvio for hypercholesterolemia; Qfitlia for hemophilia A or B; GIVLAARI for acute hepatic porphyria; and OXLUMO for primary hyperoxaluria type 1. It also develops a range of products in Phase 3 trial, such as Nucresiran for ATTR amyloidosis; Zilebesiran for hypertension; Cemdisiran for myasthenia gravis, paroxysmal nocturnal hemoglobinuria, and geographic atrophy; and Elebsiran for hepatitis D virus infections. In addition, the company is developing various products in Phase 2 trial, including Rapirosiran for metabolic dysfunction-associated steatohepatitis; ALN-ANG3 for diabetic kidney disease; ALN-4324 for type 2 diabetes mellitus; Mivelsiran for cerebral amyloid angiopathy, as well as in Phase 1 trial for Alzheimer's disease; and ALN-6400 for bleeding disorders. Further, it develops a range of products in Phase 1 trial, such as ALN-2232 for obesity and weight management; ALN-PNP for non-alcoholic fatty liver disease; ALN-APOC3 for dyslipidemia; ALN-CIDEB for metabolic dysfunction-associated steatohepatitis; ALN-HTT02 for Huntington's disease; ALN-5288 for Alzheimer's disease; ALN-SOD for SOD1 amyotrophic lateral sclerosis; ALN-SNCA for Parkinson's disease; AG-236 for polycythemia vera; ALN-CFB for paroxysmal nocturnal hemoglobinuria; ALN-BCAT for hepatocellular carcinoma; and ALN-4285, ALN-4915, and ALN-F1202 for healthy volunteers. The company has collaborations with Regeneron Pharmaceuticals, Inc.; Roche Holding AG; Sanofi S.A.; Novartis AG; PeptiDream, Inc; Dicerna Pharmaceuticals, Inc.; and Ionis Pharmaceuticals, Inc. Alnylam Pharmaceuticals, Inc. was founded in 2002 and is headquartered in Cambridge, Massachusetts.

United States · www.alnylam.com

Risk Metrics

Beta vs SPX0.83
Corr SPX0.29
Annual vol45.6%
Annual ret+7.4%
Sharpe0.16
Max DD-58.2%

Window: 504 trading days (504 obs)

Analyst Coverage

Mean PT$449.48
High / Low$566.00 / $310.00
Median$445.00
Analysts25
Strong Buy6
Buy14
Hold8
Sell0
Strong Sell0

Recent rating actions

2026-05-05HC Wainwright & Co.→ Buy
2026-05-01Wells Fargo→ Equal-Weight
2026-05-01RBC Capital→ Outperform
2026-04-13Truist Securities→ Buy
2026-03-25HC Wainwright & Co.→ Buy
2026-03-25Chardan Capital→ Buy

Material Events

DateEvent8-K
2026-07-30Earnings Release, Exhibitsread
2026-05-27Officer / Director Change, Shareholder Voteread
2026-04-30Earnings Release, Exhibitsread
2026-03-04Officer / Director Changeread
2026-02-12Earnings Release, Exhibitsread
2026-01-12Earnings Releaseread
2025-12-11Other Material Event, Exhibitsread
2025-12-03Officer / Director Changeread
2025-10-30Earnings Release, Exhibitsread
2025-10-03Material Agreement, Material Obligation…read
2025-09-12Material Agreement, Material Obligation…read
2025-09-10Other Material Event, Exhibitsread

Insider Trades

DateInsiderRoleActionSharesValue
2026-06-01PYOTT DAVID E IOption exercise3.83K—
2026-06-01PYOTT DAVID E ISell921$274.19K
2026-06-01PYOTT DAVID E ISell1.18K$351.22K
2026-06-01PYOTT DAVID E ISell1.22K$366.44K
2026-06-01PYOTT DAVID E ISell495$148.86K
2026-06-01PYOTT DAVID E ISell17$5.15K
2026-05-20Sigal Charles ElliottGrant671—
2026-05-20SCHULMAN AMY WGrant838—
2026-05-20Reitan Colleen FGrant671—
2026-05-20PYOTT DAVID E IGrant671—

Flow & Concentration

Insider 180d net-$1.15M
Insider buys / sells0 / 5
Insider biasNeutral
13F holders8
Top-5 share99.8%
HHI8,236 (concentrated)

Top Holders

HolderValueShares
Fidelity / FMR LLC$4.52B15.02M
AQR Capital Management$218.99M728.04K
Millennium Management$114.15M379.20K
Citadel Advisors$94.86M315.13K
Bridgewater Associates$29.98M99.58K
State Street Corp$11.13M9.27M
T. Rowe Price Group$345.94K1.15M
Capital Research / Capital World$27.65K23.00K

As of 2026-06-30

SEC Filings

DateFormDoc
2026-07-308-Kview
2026-07-3010-Qview
2026-06-033view
2026-06-034view
2026-06-034view
2026-05-278-Kview
2026-05-224view
2026-05-224view
2026-05-224view
2026-05-224view
2026-05-224view
2026-05-224view
2026-05-224view
2026-05-224view
2026-05-224view

The Long Run

FY 2010–2025 · 16 years

LineLatestCAGRTrend
Revenue$1.83B+43.8%
Operating income$501.58M—
Net income$202.20M—
Cash from ops$524.08M+100.0%

Indices

NASDAQ-100

Recent Sessions

DateOpenHighLowCloseVol
Sep 25$248.39$256.66$247.51$255.961.08M
Sep 24$246.51$251.81$245.52$249.59933.70K
Sep 23$249.99$253.81$245.34$246.511.48M
Sep 22$246.86$255.51$244.13$251.651.13M
Sep 21$240.37$247.10$237.97$244.321.15M

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