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Alnylam Pharmaceuticals, Inc. (ALNY)

Healthcare | Biotechnology | Cambridge, United States | NasdaqGS
237.10 USD +0.54 (0.228%) ⇧ (Aug. 28, 2026, 4 p.m. EDT)
After hours: 240.00 +2.90 (1.223%) ⇧ (Aug. 28, 2026, 7:30 p.m. EDT)

Short-term:★★★⯪☆Long-term:★★★★★Dividends:☆☆☆☆☆
Hot Take | Aug. 22, 2026, 4:58 a.m. EDT

Alnylam presents a compelling dichotomy: exceptional financial fundamentals versus a depressed technical setup. The company boasts a 67% revenue growth rate, nearly 100% return on equity, and a fortress balance sheet with cash exceeding debt, justifying a top-tier long-term rating despite the sector's inherent risks. However, the stock trades significantly below its 50-day and 200-day averages and is well off its 2025 anchor price, creating a short-term headwind. Options flow confirms a bullish bias, with major open interest walls at 280-300 for 2027, suggesting smart money expects a recovery toward analyst targets. The forward P/E of 18.8x offers a margin of safety compared to the trailing 41x, indicating the market has priced in near-term uncertainty. For investors, this is a high-conviction long-term hold waiting for the technicals to align.

Model Selection — Backtest MAE (log-scale, lower is better)
ModelMAE
AutoTheta ✓0.136319
AutoETS0.152069
AutoARIMA0.153341
MSTL0.155773

Forecast horizon: 45 days | Selected: AutoTheta

Forecast Reliability
Score 33%
H-stat 12.91
Ljung-Box p 0.000
Jarque-Bera p 0.209
Excess Kurtosis -1.29
Attribute Value
Sector Healthcare
Debt to Equity Ratio 220.623
Revenue per Share 36.245
Market Cap 31,726,143,488
Trailing P/E 41.16
Forward P/E 18.84
Beta 0.28
Profit Margins 16.13%
Website https://www.alnylam.com

As of Aug. 22, 2026, 4:58 a.m. EDT: Speculators are positioning for significant upside with heavy call open interest concentrated at 280-300 strikes for 2027, while maintaining defensive put positions at 200-250 strikes for near-term protection. Implied volatility skews indicate anticipation of high-beta moves, but the open interest concentration suggests a bullish bias for the medium-to-long term.


Info Dump

Attribute Value
52 Week Change -0.470783
Address1 675 West Kendall Street
Address2 Henri A. Termeer Square
All Time High 495.55
All Time Low 3.65
Ask 235.64
Ask Size 2
Audit Risk 4
Average Analyst Rating 1.7 - Buy
Average Daily Volume10 Day 1,626,870
Average Daily Volume3 Month 1,734,261
Average Volume 1,734,261
Average Volume10Days 1,626,870
Beta 0.279
Bid 235.03
Bid Size 1
Board Risk 2
Book Value 10.125
City Cambridge
Compensation As Of Epoch Date 1,767,139,200
Compensation Risk 5
Country United States
Crypto Tradeable 0
Currency USD
Current Price 237.1
Current Ratio 3.055
Custom Price Alert Confidence HIGH
Date Short Interest 1,786,665,600
Day High 238.97
Day Low 223.61
Debt To Equity 220.623
Display Name Alnylam Pharmaceuticals
Earnings Call Timestamp End 1,785,414,600
Earnings Call Timestamp Start 1,785,414,600
Earnings Timestamp 1,785,414,600
Earnings Timestamp End 1,793,277,000
Earnings Timestamp Start 1,793,277,000
Ebitda 1,054,537,984
Ebitda Margins 0.2195
Enterprise To Ebitda 29.781
Enterprise To Revenue 6.537
Enterprise Value 31,405,484,032
Eps Current Year 8.91542
Eps Forward 12.58719
Eps Trailing Twelve Months 5.76
Esg Populated 0
Exchange NMS
Exchange Data Delayed By 0
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fax 617 551 8101
Fifty Day Average 262.8398
Fifty Day Average Change -25.739807
Fifty Day Average Change Percent -0.097929634
Fifty Two Week Change Percent -47.0783
Fifty Two Week High 495.55
Fifty Two Week High Change -258.44998
Fifty Two Week High Change Percent -0.5215417
Fifty Two Week Low 197.81
Fifty Two Week Low Change 39.29001
Fifty Two Week Low Change Percent 0.19862498
Fifty Two Week Range 197.81 - 495.55
Financial Currency USD
First Trade Date Milliseconds 1,086,096,600,000
Float Shares 133,236,415
Forward Eps 12.58719
Forward P E 18.836613
Free Cashflow 271,544,256
Full Exchange Name NasdaqGS
Full Time Employees 2,500
Fullday Change 0.540009
Fullday Change Percent 0.228276
Fullday Price 240.0
Gmt Off Set Milliseconds -14,400,000
Governance Epoch Date 1,785,542,400
Gross Margins 0.79654
Gross Profits 3,826,732,032
Has Pre Post Market Data 1
Held Percent Insiders 0.00184
Held Percent Institutions 1.01703
Implied Shares Outstanding 133,809,118
Industry Biotechnology
Industry Disp Biotechnology
Industry Key biotechnology
Is Earnings Date Estimate 1
Language en-US
Last Fiscal Year End 1,767,139,200
Long Business Summary 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.
Long Name Alnylam Pharmaceuticals, Inc.
Market us_market
Market Cap 31,726,143,488
Market State CLOSED
Max Age 86,400
Message Board Id finmb_2796659
Most Recent Quarter 1,782,777,600
Net Income To Common 774,710,976
Next Fiscal Year End 1,798,675,200
Non Diluted Market Cap 31,653,884,954
Number Of Analyst Opinions 26
Open 224.465
Operating Cashflow 911,812,992
Operating Margins 0.17928
Overall Risk 4
Payout Ratio 0.0
Peg Ratio 0.46
Phone 617 551 8200
Post Market Change 2.899994
Post Market Change Percent 1.22311
Post Market Price 240.0
Post Market Time 1,787,959,805
Previous Close 236.56
Price Eps Current Year 26.594374
Price Hint 2
Price To Book 23.417284
Price To Sales Trailing12 Months 6.6038594
Profit Margins 0.16126
Quick Ratio 2.791
Quote Source Name Nasdaq Real Time Price
Quote Type EQUITY
Recommendation Key buy
Recommendation Mean 1.67857
Region US
Regular Market Change 0.540009
Regular Market Change Percent 0.228276
Regular Market Day High 239.02
Regular Market Day Low 223.61
Regular Market Day Range 223.61 - 239.02
Regular Market Open 224.465
Regular Market Previous Close 236.56
Regular Market Price 237.1
Regular Market Time 1,787,947,201
Regular Market Volume 1,835,489
Return On Assets 0.123430006
Return On Equity 0.96555
Revenue Growth 0.669
Revenue Per Share 36.245
Sand P52 Week Change 0.20504117
Sector Healthcare
Sector Disp Healthcare
Sector Key healthcare
Share Holder Rights Risk 6
Shares Outstanding 133,809,118
Shares Percent Shares Out 0.0357
Shares Short 4,770,978
Shares Short Previous Month Date 1,784,073,600
Shares Short Prior Month 5,773,373
Short Name Alnylam Pharmaceuticals, Inc.
Short Percent Of Float 0.0475
Short Ratio 2.29
Source Interval 15
State MA
Symbol ALNY
Target High Price 536.0
Target Low Price 230.0
Target Mean Price 370.2
Target Median Price 350.0
Total Cash 3,308,146,944
Total Cash Per Share 24.723
Total Debt 2,987,489,024
Total Revenue 4,804,182,016
Tradeable 0
Trailing Annual Dividend Rate 0.0
Trailing Annual Dividend Yield 0.0
Trailing Eps 5.76
Trailing P E 41.163193
Trailing Peg Ratio 0.4494
Triggerable 1
Two Hundred Day Average 327.0772
Two Hundred Day Average Change -89.9772
Two Hundred Day Average Change Percent -0.2750947
Type Disp Equity
Volume 1,835,489
Website https://www.alnylam.com
Zip 2,142