ALNY
Alnylam Pharmaceuticals, Inc.
305.54
1 x 305.14
1 x 310.00
bid
ask
-
8.25
2.63%
1 @ 04:00 PM
305.54 +0.00 (0.00%)
Ytd -23.16%
1y 25.94%
302.90
day range
311.10
242.61
52 week range
491.22
Open 309.91 Prev Close 313.79 Low 302.90 High 311.10 Mkt Cap 40.77B
Vol 817.02K Avg Vol 1.26M EPS 2.26 P/E 135.19 Forward P/E 22.23
Beta 0.38 Short Ratio 4.49 Inst. Own 100.99% Dividend N/A Div Yield N/A
Ex Div Date N/A Earning 04-30 50-d Avg 322.19 200-d Avg 393.32 1yr Est 449.12
Earning
Date For Estimate Reported Surprise surprise %
2026-04-30 2026-03 1.43 N/A N/A N/A
2026-02-12 2025-12 1.16 1.25 0.09 7.76%
2025-10-30 2025-09 1.67 2.9 1.23 73.65%
2025-07-31 2025-06 0 0.32 0.35 1.00%
2025-05-01 2025-03 0 N/A 0.55 98.21%
2025-02-13 2024-12 0 0.06 0.27 128.57%
Upgrade / Downgrade
Date Firm Action From To
2026-04-13 Truist Securities Upgrade Buy Buy
2026-03-25 Chardan Capital Upgrade Buy Buy
2026-03-25 HC Wainwright & Co. Upgrade Buy Buy
2026-03-16 Jefferies Downgrade Buy Hold
2026-02-18 HC Wainwright & Co. Upgrade Buy Buy
2026-02-17 Freedom Broker Upgrade Hold Buy
Profile
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.
Insider Holder
Date Name Relation Quantity Description
2025-08-17 BONNEY MICHAEL W Director 20.80K Sale
2026-03-04 FITZGERALD KEVIN JOSEPH Officer 21.11K Sale
2026-03-04 GARG PUSHKAL Officer 19.37K Sale
2026-03-03 GREENSTREET YVONNE L Chief Executive Officer 96.10K Sale
2026-03-03 POULTON JEFFREY V Chief Financial Officer 61.86K Sale
2025-05-07 PYOTT DAVID E I Director 28.81K Stock Award(Grant)
Institution Ownership
Report Date Organization Position Value Percentage
2025-12-30 Capital World Investors 16.30M 4.98B 12.22%
2025-12-30 FMR, LLC 15.90M 4.86B 11.92%
2025-12-30 Vanguard Group Inc 13.55M 4.14B 10.16%
2025-12-30 Blackrock Inc. 10.40M 3.18B 7.80%
2025-12-30 Capital Research Global Investors 6.78M 2.07B 5.08%
2025-12-30 JPMORGAN CHASE & CO 4.72M 1.44B 3.54%
Fund Ownership
Report Date Organization Position Value Percentage
2025-12-30 GROWTH FUND OF AMERICA 9.82M 3.00B 7.36%
2025-12-30 VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund 4.16M 1.27B 3.11%
2026-03-30 AMCAP FUND 3.74M 1.14B 2.81%
2025-12-30 VANGUARD INDEX FUNDS-Vanguard Mid-Cap Index Fund 2.88M 878.59M 2.16%
2026-02-27 Invesco QQQ Trust, Series 1 2.81M 858.35M 2.11%
2026-03-30 INVESTMENT CO OF AMERICA 1.95M 595.13M 1.46%