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Last Close
Oct 14  •  10:13AM ET
466.70
Dollar change
+1.75
Percentage change
0.38
%
Index- P/E- EPS (ttm)-2.47 Insider Own4.26% Shs Outstand130.98M Perf Week1.55%
Market Cap61.18B Forward P/E76.74 EPS next Y6.08 Insider Trans-2.85% Shs Float125.50M Perf Month1.21%
Enterprise Value61.06B PEG- EPS next Q0.44 Inst Own98.02% Short Float2.79% Perf Quarter44.58%
Income-319.09M P/S24.85 EPS this Y159.23% Inst Trans2.05% Short Ratio3.04 Perf Half Y94.45%
Sales2.46B P/B243.93 EPS next Y370.98% ROA-7.44% Short Interest3.51M Perf YTD98.34%
Book/sh1.91 P/C21.41 EPS next 5Y- ROE-257.82% 52W High484.21 -3.62% Perf Year67.51%
Cash/sh21.80 P/FCF- EPS past 3/5Y32.86% 23.11% ROIC-11.21% 52W Low205.87 126.70% Perf 3Y130.62%
Dividend Est.- EV/EBITDA- Sales past 3/5Y38.61% 59.21% Gross Margin83.64% Volatility3.04% 2.67% Perf 5Y225.77%
Dividend TTM- EV/Sales24.80 EPS Y/Y TTM-330.09% Oper. Margin-7.32% ATR (14)12.45 Perf 10Y481.71%
Dividend Ex-Date- Quick Ratio2.75 Sales Y/Y TTM5.01% Profit Margin-12.96% RSI (14)59.76 Recom1.71
Dividend Gr. 3/5Y- - Current Ratio2.80 EPS Q/Q-280.65% SMA202.37% Beta0.30 Target Price474.92
Payout- Debt/Eq10.93 Sales Q/Q17.26% SMA503.10% Rel Volume0.54 Prev Close464.95
Employees2230 LT Debt/Eq10.36 EarningsJul 31 BMO SMA20045.44% Avg Volume1.15M Price466.70
IPOMay 28, 2004 Option/ShortYes / Yes EPS/Sales Surpr.6.20% 16.72% Trades Volume96,523 Change0.38%
Date Action Analyst Rating Change Price Target Change
Aug-04-25Upgrade Wolfe Research Underperform → Peer Perform
Aug-04-25Upgrade Oppenheimer Perform → Outperform $490
Jul-30-25Resumed Raymond James Outperform $370
Jul-21-25Initiated Truist Buy $385
Mar-31-25Initiated Redburn Atlantic Buy $353
Mar-24-25Upgrade JP Morgan Neutral → Overweight $280 → $328
Nov-12-24Downgrade Wolfe Research Peer Perform → Underperform
Oct-16-24Initiated Scotiabank Sector Outperform
Aug-16-24Upgrade Goldman Neutral → Buy $198 → $370
Feb-16-24Downgrade Goldman Buy → Neutral $173
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Alnylam Pharmaceuticals, Inc. is a biopharmaceutical company. It engages in the business of developing and commercializing novel therapeutics based on ribonucleic acid interference. The company was founded by Noble Laureate, David Bartel, Thomas Tuschl, Phillip Zamore, Paul R. Schimmel, and Phillip Allen Sharp on June 14, 2002 and is headquartered in Cambridge, MA.
Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total SEC Form 4
Poulton Jeffrey V.EVP, Chief Financial OfficerOct 02 '25Sale452.053,8211,727,28454,052Oct 03 05:14 PM
Greenstreet YvonneChief Executive OfficerOct 02 '25Sale452.058,9244,034,08565,409Oct 03 05:14 PM
Tanguler TolgaEVP, Chief Commercial OfficerOct 02 '25Sale452.051,405635,12627,438Oct 03 05:14 PM
Fitzgerald Kevin JosephCSO & EVP, Head of ResearchOct 02 '25Sale452.052,4411,103,45125,231Oct 03 05:13 PM
Garg PushkalEVP Chief R&DOct 03 '25Sale451.483,0221,364,38720,221Oct 03 05:12 PM
Garg PushkalEVP Chief R&DOct 02 '25Sale452.052,9371,327,67523,243Oct 03 05:12 PM
Garg PushkalOfficerOct 03 '25Proposed Sale451.003,0221,362,922Oct 03 04:08 PM
Reitan Colleen FDirectorSep 09 '25Option Exercise100.6518,0001,811,70018,775Sep 11 04:05 PM
Reitan Colleen FDirectorSep 09 '25Sale467.6018,0008,416,730775Sep 11 04:05 PM
Reitan Colleen FDirectorSep 09 '25Proposed Sale461.1218,0008,300,070Sep 09 04:05 PM
Tanguler TolgaEVP, Chief Commercial OfficerAug 29 '25Sale448.373,4741,557,64925,992Sep 02 04:10 PM
Tanguler TolgaOfficerAug 29 '25Proposed Sale452.223,4741,571,012Aug 29 04:05 PM
Garg PushkalEVP Chief R&DAug 19 '25Sale458.411,455666,98720,221Aug 19 05:28 PM
Garg PushkalEVP Chief R&DAug 18 '25Sale453.271,396632,75921,676Aug 19 05:28 PM
Tanguler TolgaEVP, Chief Commercial OfficerAug 18 '25Sale453.271,396632,75929,466Aug 19 05:28 PM
Poulton Jeffrey V.EVP, Chief Financial OfficerAug 18 '25Sale453.272,2741,030,72750,121Aug 19 05:27 PM
Greenstreet YvonneChief Executive OfficerAug 18 '25Sale453.276,9793,163,34656,221Aug 19 05:27 PM
Fitzgerald Kevin JosephCSO & EVP, Head of ResearchAug 18 '25Sale453.271,396632,75922,719Aug 19 05:26 PM
BONNEY MICHAEL WDirectorAug 18 '25Option Exercise70.2011,250789,75028,054Aug 19 05:26 PM
BONNEY MICHAEL WDirectorAug 18 '25Sale450.0011,2505,062,50016,804Aug 19 05:26 PM
Garg PushkalOfficerAug 19 '25Proposed Sale457.001,455664,935Aug 19 04:03 PM
BONNEY MICHAEL WDirectorAug 18 '25Proposed Sale450.0011,2505,062,500Aug 18 04:08 PM
Ausiello Dennis ADirectorAug 14 '25Option Exercise131.3431,4484,130,47832,359Aug 15 04:05 PM
Ausiello Dennis ADirectorAug 14 '25Sale436.5831,44813,729,536911Aug 15 04:05 PM
Ausiello Dennis ADirectorAug 14 '25Proposed Sale433.5931,44813,635,538Aug 14 04:17 PM
Greenstreet YvonneChief Executive OfficerMay 30 '25Option Exercise118.4631,6403,748,14980,588Jun 03 04:10 PM
Greenstreet YvonneChief Executive OfficerJun 02 '25Option Exercise118.7319,2972,291,05768,245Jun 03 04:10 PM
Greenstreet YvonneChief Executive OfficerMay 30 '25Sale304.3931,6409,630,90248,948Jun 03 04:10 PM
Greenstreet YvonneChief Executive OfficerJun 02 '25Sale306.0019,2975,904,88248,948Jun 03 04:10 PM
Greenstreet YvonneOfficerJun 02 '25Proposed Sale303.1019,2975,848,824Jun 02 04:08 PM
Greenstreet YvonneOfficerMay 30 '25Proposed Sale304.3931,6409,630,902May 30 04:18 PM
SHARP PHILLIP ADirectorMay 30 '25Proposed Sale300.0011,2503,375,000May 30 04:10 PM
BONNEY MICHAEL WDirectorMay 15 '25Option Exercise131.2111,2501,476,11228,054May 19 04:17 PM
BONNEY MICHAEL WDirectorMay 15 '25Sale277.7111,2503,124,21716,804May 19 04:17 PM
BONNEY MICHAEL WDirectorMay 15 '25Proposed Sale269.5311,2503,032,212May 15 04:03 PM
Reitan Colleen FDirectorOct 17 '24Buy302.6741,21136May 12 04:05 PM
Reitan Colleen FDirectorApr 16 '25Sale232.86368,3830May 12 04:05 PM
Garg PushkalCMO & EVP Dev & Med AffairsMar 24 '25Option Exercise42.225,445229,88825,666Mar 25 04:10 PM
Garg PushkalCMO & EVP Dev & Med AffairsMar 24 '25Sale300.005,4451,633,50020,221Mar 25 04:10 PM
Garg PushkalCMO & EVP Dev & Med AffairsMar 21 '25Sale285.004,3211,231,48520,221Mar 25 04:10 PM
PYOTT DAVID E IDirectorMar 24 '25Option Exercise88.957,440661,7887,576Mar 25 04:09 PM
PYOTT DAVID E IDirectorMar 24 '25Sale299.007,4402,224,560136Mar 25 04:09 PM
PYOTT DAVID E IDirectorMar 24 '25Proposed Sale299.007,4402,224,560Mar 24 04:13 PM
Garg PushkalOfficerMar 24 '25Proposed Sale300.005,4451,633,500Mar 24 04:06 PM
Garg PushkalOfficerMar 21 '25Proposed Sale285.004,3211,231,485Mar 21 04:03 PM
SCHULMAN AMY WDirectorMar 13 '25Option Exercise131.212,750360,82811,186Mar 14 04:16 PM
Fitzgerald Kevin JosephCSO & EVP, Head of ResearchMar 03 '25Sale243.731,911465,77214,345Mar 05 04:22 PM
Fitzgerald Kevin JosephCSO & EVP, Head of ResearchMar 04 '25Sale241.15844203,53213,501Mar 05 04:22 PM
Tanguler TolgaEVP, Chief Commercial OfficerMar 03 '25Sale243.78471114,82028,011Mar 05 04:22 PM
Garg PushkalCMO & EVP Dev & Med AffairsMar 03 '25Sale243.791,749426,38425,350Mar 05 04:21 PM
Garg PushkalCMO & EVP Dev & Med AffairsMar 04 '25Sale241.05808194,76624,542Mar 05 04:21 PM
Poulton Jeffrey V.EVP, Chief Financial OfficerMar 03 '25Sale243.781,264308,14147,751Mar 05 04:21 PM
Greenstreet YvonneChief Executive OfficerMar 03 '25Sale243.793,877945,16598,635Mar 05 04:20 PM
Fitzgerald Kevin JosephOfficerMar 04 '25Proposed Sale241.09844203,479Mar 04 04:07 PM
Garg PushkalOfficerMar 04 '25Proposed Sale241.09808194,801Mar 04 04:06 PM
Greenstreet YvonneChief Executive OfficerFeb 27 '25Option Exercise0.005,921087,447Mar 03 04:32 PM
Greenstreet YvonneChief Executive OfficerFeb 28 '25Sale241.692,900700,89484,547Mar 03 04:32 PM
Poulton Jeffrey V.EVP, Chief Financial OfficerFeb 27 '25Option Exercise0.001,908034,694Mar 03 04:31 PM
Poulton Jeffrey V.EVP, Chief Financial OfficerFeb 28 '25Sale241.70796192,39033,898Mar 03 04:31 PM
Tanguler TolgaEVP, Chief Commercial OfficerFeb 27 '25Option Exercise0.001,667014,858Mar 03 04:31 PM
Tanguler TolgaEVP, Chief Commercial OfficerFeb 28 '25Sale241.68513123,98314,345Mar 03 04:31 PM
Garg PushkalCMO & EVP Dev & Med AffairsFeb 27 '25Option Exercise0.001,908013,897Mar 03 04:31 PM
Garg PushkalCMO & EVP Dev & Med AffairsFeb 28 '25Sale241.69935225,97712,962Mar 03 04:31 PM
Fitzgerald Kevin JosephCSO & EVP, Head of ResearchFeb 28 '25Sale241.69496119,87812,385Mar 03 04:30 PM
Garg PushkalOfficerMar 03 '25Proposed Sale246.18973239,533Mar 03 04:09 PM
Fitzgerald Kevin JosephOfficerMar 03 '25Proposed Sale246.181,171288,277Mar 03 04:09 PM
Greenstreet YvonneChief Executive OfficerFeb 14 '25Sale255.171,213309,52781,526Feb 18 04:49 PM
Poulton Jeffrey V.EVP, Chief Financial OfficerFeb 14 '25Sale255.17967246,75032,786Feb 18 04:47 PM
Fitzgerald Kevin JosephCSO & EVP, Head of ResearchFeb 18 '25Sale251.561,440362,24312,881Feb 18 04:47 PM
Fitzgerald Kevin JosephCSO & EVP, Head of ResearchFeb 14 '25Sale255.21663169,20414,321Feb 18 04:47 PM
Garg PushkalCMO & EVP Dev & Med AffairsFeb 14 '25Sale255.171,561398,32513,537Feb 18 04:47 PM
Garg PushkalCMO & EVP Dev & Med AffairsFeb 18 '25Sale251.671,548389,57911,989Feb 18 04:47 PM
Garg PushkalOfficerFeb 18 '25Proposed Sale256.951,548397,759Feb 18 04:14 PM
Fitzgerald Kevin JosephOfficerFeb 18 '25Proposed Sale256.951,440370,008Feb 18 04:13 PM
Garg PushkalCMO & EVP Dev & Med AffairsJan 27 '25Option Exercise88.9548,8764,347,52064,581Jan 29 04:03 PM
Garg PushkalCMO & EVP Dev & Med AffairsJan 27 '25Sale285.0052,59214,988,72011,989Jan 29 04:03 PM
Garg PushkalOfficerJan 27 '25Proposed Sale285.0052,59214,988,720Jan 27 04:01 PM
SHARP PHILLIP ADirectorJan 23 '25Option Exercise131.2111,2501,476,11211,250Jan 24 04:10 PM
SHARP PHILLIP ADirectorJan 23 '25Sale275.0011,2503,093,7500Jan 24 04:10 PM
SHARP PHILLIP ADirectorJan 23 '25Proposed Sale275.0011,2503,093,750Jan 23 04:17 PM
Garg PushkalCMO & EVP Dev & Med AffairsDec 12 '24Sale251.001,752439,76015,705Dec 13 04:13 PM
Garg PushkalOfficerDec 12 '24Proposed Sale255.021,752446,795Dec 12 04:05 PM
Greenstreet YvonneChief Executive OfficerNov 26 '24Sale250.985,2191,309,85378,880Nov 27 05:22 PM
Garg PushkalCMO & EVP Dev & Med AffairsNov 26 '24Sale250.981,682422,14417,457Nov 27 05:22 PM
Poulton Jeffrey V.EVP, Chief Financial OfficerNov 26 '24Sale250.981,682422,14430,644Nov 27 05:21 PM
Tanguler TolgaEVP, Chief Commercial OfficerNov 26 '24Sale250.981,469368,68613,191Nov 27 05:21 PM
Fitzgerald Kevin JosephCSO & EVP, Head of ResearchNov 27 '24Sale252.291,531386,26112,881Nov 27 05:20 PM
Fitzgerald Kevin JosephCSO & EVP, Head of ResearchNov 26 '24Sale250.981,469368,68614,412Nov 27 05:20 PM
Fitzgerald Kevin JosephOfficerNov 27 '24Proposed Sale253.981,531388,843Nov 27 04:06 PM