LIVE FROM THE DATABASETRANSACTIONS 362,114COMPANIES 5,761LATEST TRADE Oct 16UPDATED Oct 16, 09:12 PM
ALNYCIK 0001178670

ALNYLAM PHARMACEUTICALS, INC.

353 transactions by 17 insiders, from November 12, 2025 to October 2, 2026.

Transactions
35317 insiders
Bought · P
Nonenobody bought on the open market
Sold · S
$44.0Mopen market
Net
−$44.0Mnet selling

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Yvonne GreenstreetCEO8326/83—$20.4M
Kevin Joseph FitzgeraldEVP7372/73—$9.6M
Pushkal GargChief5935/59—$5.4M
Jeffrey Poulton VCFO46——$3.2M
Tolga TangulerChief46——$2.4M
Melissa McLaughlinChief1414/14—$1.3M
David E. I. PyottDir97/9—$1.1M
Amy W. SchulmanDir4———
Stuart A. ArbuckleDir3———
Bryan SupranEVP3——$399K
Olivier BrandicourtDir2———
Dennis A. AusielloDir2———
Margaret A. HamburgDir2———
Peter N. KelloggDir2———
Charles Elliott SigalDir2———
Colleen F. ReitanDir2———
Benjamin CravattDir1———

All transactions

353 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Bryan SupranEVPOct 2S1,758$226.88$399K
Yvonne GreenstreetCEOSep 19A107$0.00—
David E. I. PyottDirDERIVJun 1MPLAN3,830$0.00—?
David E. I. PyottDirJun 1SPLAN17$302.65$5K
David E. I. PyottDirJun 1SPLAN495$300.72$149K
David E. I. PyottDirJun 1SPLAN1,222$299.87$366K
David E. I. PyottDirJun 1SPLAN1,175$298.91$351K
David E. I. PyottDirJun 1SPLAN921$297.71$274K
David E. I. PyottDirJun 1MPLAN3,830$0.00—
Benjamin CravattDirDERIVJun 1A4,393$0.00—?
Charles Elliott SigalDirDERIVMay 20A1,441$0.00—?
Charles Elliott SigalDirMay 20A671$0.00—
Amy W. SchulmanDirDERIVMay 20A1,802$0.00—?
Amy W. SchulmanDirMay 20A838$0.00—
Colleen F. ReitanDirDERIVMay 20A1,441$0.00—?
Colleen F. ReitanDirMay 20A671$0.00—
David E. I. PyottDirDERIVMay 20A1,441$0.00—?
David E. I. PyottDirMay 20A671$0.00—
Peter N. KelloggDirDERIVMay 20A1,441$0.00—?
Peter N. KelloggDirMay 20A671$0.00—
Margaret A. HamburgDirDERIVMay 20A1,441$0.00—?
Margaret A. HamburgDirMay 20A671$0.00—
Olivier BrandicourtDirDERIVMay 20A1,441$0.00—?
Olivier BrandicourtDirMay 20A671$0.00—
Dennis A. AusielloDirDERIVMay 20A1,441$0.00—?
Dennis A. AusielloDirMay 20A671$0.00—
Stuart A. ArbuckleDirDERIVMay 20A1,441$0.00—?
Stuart A. ArbuckleDirMay 20A671$0.00—
Amy W. SchulmanDirDERIVMay 13M11,250$0.00—?
Amy W. SchulmanDirMay 13M11,250$70.20$790K
Melissa McLaughlinChiefApr 6SPLAN199$333.94$66K
Melissa McLaughlinChiefApr 6SPLAN293$331.89$97K
Melissa McLaughlinChiefApr 6SPLAN829$330.46$274K
Melissa McLaughlinChiefApr 6SPLAN909$329.76$300K
Melissa McLaughlinChiefApr 6SPLAN56$320.14$18K
Melissa McLaughlinChiefApr 2SPLAN8$325.49$3K
Melissa McLaughlinChiefApr 2SPLAN81$323.64$26K
Melissa McLaughlinChiefApr 2SPLAN245$322.86$79K
Melissa McLaughlinChiefApr 2SPLAN224$321.64$72K
Melissa McLaughlinChiefApr 2SPLAN147$320.62$47K
Melissa McLaughlinChiefApr 2SPLAN86$319.69$27K
Melissa McLaughlinChiefApr 2SPLAN209$318.47$67K
Melissa McLaughlinChiefApr 2SPLAN359$317.44$114K
Melissa McLaughlinChiefApr 2SPLAN265$316.61$84K
Pushkal GargChiefMar 5SPLAN500$326.08$163K
Pushkal GargChiefMar 5SPLAN510$324.59$166K
Pushkal GargChiefMar 5SPLAN740$323.55$239K
Pushkal GargChiefMar 5SPLAN654$322.33$211K
Pushkal GargChiefMar 4SPLAN208$325.67$68K
Pushkal GargChiefMar 4SPLAN272$324.88$88K
Pushkal GargChiefMar 4SPLAN767$323.84$248K
Pushkal GargChiefMar 4SPLAN350$323.01$113K
Pushkal GargChiefMar 4SPLAN289$321.82$93K
Pushkal GargChiefMar 4SPLAN215$320.81$69K
Pushkal GargChiefMar 4SPLAN102$320.01$33K
Pushkal GargChiefMar 4SPLAN106$319.03$34K
Yvonne GreenstreetCEOMar 4S265$325.67$86K
Yvonne GreenstreetCEOMar 4S345$324.88$112K
Yvonne GreenstreetCEOMar 4S973$323.84$315K
Yvonne GreenstreetCEOMar 4S444$323.01$143K
Yvonne GreenstreetCEOMar 4S368$321.82$118K
Yvonne GreenstreetCEOMar 4S274$320.81$88K
Yvonne GreenstreetCEOMar 4S129$320.01$41K
Yvonne GreenstreetCEOMar 4S135$319.03$43K
Jeffrey Poulton VCFOMar 4S223$325.67$73K
Jeffrey Poulton VCFOMar 4S291$324.88$95K
Jeffrey Poulton VCFOMar 4S818$323.84$265K
Jeffrey Poulton VCFOMar 4S374$323.01$121K
Jeffrey Poulton VCFOMar 4S309$321.82$99K
Jeffrey Poulton VCFOMar 4S230$320.81$74K
Jeffrey Poulton VCFOMar 4S109$320.01$35K
Jeffrey Poulton VCFOMar 4S114$319.03$36K
Tolga TangulerChiefMar 4S208$325.67$68K
Tolga TangulerChiefMar 4S272$324.88$88K
Tolga TangulerChiefMar 4S767$323.84$248K
Tolga TangulerChiefMar 4S350$323.01$113K
Tolga TangulerChiefMar 4S289$321.82$93K
Tolga TangulerChiefMar 4S215$320.81$69K
Tolga TangulerChiefMar 4S102$320.01$33K
Tolga TangulerChiefMar 4S106$319.03$34K
Kevin Joseph FitzgeraldEVPMar 5SPLAN153$326.24$50K
Kevin Joseph FitzgeraldEVPMar 5SPLAN148$324.60$48K
Kevin Joseph FitzgeraldEVPMar 5SPLAN233$323.25$75K
Kevin Joseph FitzgeraldEVPMar 5SPLAN124$321.81$40K
Kevin Joseph FitzgeraldEVPMar 4SPLAN57$325.67$19K
Kevin Joseph FitzgeraldEVPMar 4SPLAN75$324.88$24K
Kevin Joseph FitzgeraldEVPMar 4SPLAN210$323.84$68K
Kevin Joseph FitzgeraldEVPMar 4SPLAN96$323.01$31K
Kevin Joseph FitzgeraldEVPMar 4SPLAN79$321.82$25K
Kevin Joseph FitzgeraldEVPMar 4SPLAN59$320.81$19K
Kevin Joseph FitzgeraldEVPMar 4SPLAN28$320.01$9K
Kevin Joseph FitzgeraldEVPMar 4SPLAN29$319.03$9K
Jeffrey Poulton VCFODERIVMar 2A10,480$0.00—?
Jeffrey Poulton VCFOMar 2S53$332.64$18K
Jeffrey Poulton VCFOMar 2S129$331.93$43K
Jeffrey Poulton VCFOMar 2S112$330.85$37K
Jeffrey Poulton VCFOMar 2S234$329.71$77K
Jeffrey Poulton VCFOMar 2S138$328.71$45K
Jeffrey Poulton VCFOMar 2S454$327.67$149K
Jeffrey Poulton VCFOMar 2S541$326.81$177K
Jeffrey Poulton VCFOMar 2S356$325.63$116K
Jeffrey Poulton VCFOMar 2S124$324.65$40K
Jeffrey Poulton VCFOMar 2S65$323.62$21K
Jeffrey Poulton VCFOMar 2A4,769$0.00—
Pushkal GargChiefDERIVMar 2APLAN10,480$0.00—?
Pushkal GargChiefMar 3SPLAN463$321.50$149K
Pushkal GargChiefMar 3SPLAN640$320.48$205K
Pushkal GargChiefMar 3SPLAN317$319.06$101K
Pushkal GargChiefMar 3SPLAN355$316.74$112K
Pushkal GargChiefMar 2SPLAN42$332.64$14K
Pushkal GargChiefMar 2SPLAN101$331.93$34K
Pushkal GargChiefMar 2SPLAN87$330.85$29K
Pushkal GargChiefMar 2SPLAN182$329.71$60K
Pushkal GargChiefMar 2SPLAN107$328.71$35K
Pushkal GargChiefMar 2SPLAN353$327.67$116K
Pushkal GargChiefMar 2SPLAN421$326.81$138K
Pushkal GargChiefMar 2SPLAN277$325.63$90K
Pushkal GargChiefMar 2SPLAN97$324.65$31K
Pushkal GargChiefMar 2SPLAN50$323.62$16K
Pushkal GargChiefMar 2APLAN4,769$0.00—
Kevin Joseph FitzgeraldEVPDERIVMar 2APLAN8,105$0.00—?
Kevin Joseph FitzgeraldEVPMar 3SPLAN359$321.58$115K
Kevin Joseph FitzgeraldEVPMar 3SPLAN722$320.51$231K
Kevin Joseph FitzgeraldEVPMar 3SPLAN282$318.62$90K
Kevin Joseph FitzgeraldEVPMar 3SPLAN289$316.55$91K
Kevin Joseph FitzgeraldEVPMar 2SPLAN37$332.64$12K
Kevin Joseph FitzgeraldEVPMar 2SPLAN94$331.93$31K
Kevin Joseph FitzgeraldEVPMar 2SPLAN81$330.85$27K
Kevin Joseph FitzgeraldEVPMar 2SPLAN170$329.71$56K
Kevin Joseph FitzgeraldEVPMar 2SPLAN100$328.71$33K
Kevin Joseph FitzgeraldEVPMar 2SPLAN329$327.67$108K
Kevin Joseph FitzgeraldEVPMar 2SPLAN392$326.81$128K
Kevin Joseph FitzgeraldEVPMar 2SPLAN258$325.63$84K
Kevin Joseph FitzgeraldEVPMar 2SPLAN90$324.65$29K
Kevin Joseph FitzgeraldEVPMar 2SPLAN47$323.62$15K
Kevin Joseph FitzgeraldEVPMar 2APLAN3,688$0.00—
Tolga TangulerChiefDERIVMar 2A10,480$0.00—?
Tolga TangulerChiefMar 2S37$332.64$12K
Tolga TangulerChiefMar 2S94$331.93$31K
Tolga TangulerChiefMar 2S81$330.85$27K
Tolga TangulerChiefMar 2S170$329.71$56K
Tolga TangulerChiefMar 2S100$328.71$33K
Tolga TangulerChiefMar 2S329$327.67$108K
Tolga TangulerChiefMar 2S392$326.81$128K
Tolga TangulerChiefMar 2S258$325.63$84K
Tolga TangulerChiefMar 2S90$324.65$29K
Tolga TangulerChiefMar 2S47$323.62$15K
Tolga TangulerChiefMar 2A4,769$0.00—
Bryan SupranEVPDERIVMar 2A3,381$0.00—?
Bryan SupranEVPMar 2A1,539$0.00—
Yvonne GreenstreetCEODERIVMar 2A110,746$0.00—?
Yvonne GreenstreetCEODERIVMar 2A30,425$0.00—?
Yvonne GreenstreetCEOMar 2S160$332.64$53K
Yvonne GreenstreetCEOMar 2S399$331.93$132K
Yvonne GreenstreetCEOMar 2S346$330.85$114K
Yvonne GreenstreetCEOMar 2S722$329.71$238K
Yvonne GreenstreetCEOMar 2S424$328.71$139K
Yvonne GreenstreetCEOMar 2S1,399$327.67$458K
Yvonne GreenstreetCEOMar 2S1,669$326.81$545K
Yvonne GreenstreetCEOMar 2S1,098$325.63$358K
Yvonne GreenstreetCEOMar 2S382$324.65$124K
Yvonne GreenstreetCEOMar 2S200$323.62$65K
Yvonne GreenstreetCEOMar 2A13,844$0.00—
Yvonne GreenstreetCEODERIVFeb 27M5,921$0.00—?
Yvonne GreenstreetCEOFeb 27M5,921$0.00—
Jeffrey Poulton VCFODERIVFeb 27M1,908$0.00—?
Jeffrey Poulton VCFOFeb 27M1,908$0.00—
Tolga TangulerChiefDERIVFeb 27M1,666$0.00—?
Tolga TangulerChiefFeb 27M1,666$0.00—
Pushkal GargChiefDERIVFeb 27MPLAN1,908$0.00—?
Pushkal GargChiefFeb 27SPLAN140$334.39$47K
Pushkal GargChiefFeb 27SPLAN942$332.48$313K
Pushkal GargChiefFeb 27SPLAN1,159$331.49$384K
Pushkal GargChiefFeb 27SPLAN2,259$330.73$747K
Pushkal GargChiefFeb 27SPLAN127$328.92$42K
Pushkal GargChiefFeb 27MPLAN1,908$0.00—
Kevin Joseph FitzgeraldEVPFeb 23A158$0.00—
Pushkal GargChiefFeb 13S2,242$310.08$695K
Pushkal GargChiefFeb 12A4,579$0.00—
Yvonne GreenstreetCEOFeb 13S6,958$310.08$2.2M
Yvonne GreenstreetCEOFeb 12A14,209$0.00—
Tolga TangulerChiefFeb 13S1,959$310.08$607K
Tolga TangulerChiefFeb 12A4,000$0.00—
Kevin Joseph FitzgeraldEVPFeb 17SPLAN2,041$331.96$678K
Kevin Joseph FitzgeraldEVPFeb 13SPLAN1,959$310.08$607K
Kevin Joseph FitzgeraldEVPFeb 12APLAN4,000$0.00—
Jeffrey Poulton VCFOFeb 13S2,242$310.08$695K
Jeffrey Poulton VCFOFeb 12A4,579$0.00—
Pushkal GargChiefJan 12S15$377.82$6K
Pushkal GargChiefJan 12S19$375.65$7K
Pushkal GargChiefJan 12S14$374.44$5K
Pushkal GargChiefJan 12S3$372.46$1K
Pushkal GargChiefJan 12S18$370.87$7K
Pushkal GargChiefJan 12S40$369.48$15K
Pushkal GargChiefJan 12S92$368.62$34K
Pushkal GargChiefJan 12S41$367.40$15K
Pushkal GargChiefJan 12S50$366.41$18K
Pushkal GargChiefJan 12S220$365.56$80K
Pushkal GargChiefJan 12S199$364.83$73K
Pushkal GargChiefJan 12S47$363.55$17K