LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
AMLXCIK 0001658551

Amylyx Pharmaceuticals, Inc.

56 transactions by 10 insiders, from December 1, 2025 to October 5, 2026.

Transactions
5610 insiders
Bought · P
$152Kopen market
Sold · S
$7.2Mopen market
Net
−$7.0Mnet selling

Officers and directors

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

InsiderTradesPlannedBoughtSold
Joshua B. CohenCEO12——$2.6M
Justin B. KleeCEO12——$2.6M
Gina MazzarielloGC82/8—$737K
Karen FirestoneDir7—$152K—
James M. FratesCFO6——$204K
Camille L. BedrosianCMO5——$189K
George M. Milne Jr.Dir31/3—$831K
Paul R. FonteyneDir1———
Daphne QuimiDir1———
Bernhardt G. ZeiherDir1———

All transactions

56 in total, newest filings first.

InsiderDateCodeSharesPriceValue
George M. Milne Jr.DirOct 5SPLAN30,000$27.70$831K
Karen FirestoneDirDERIVAug 31M25,000$0.00—?
Karen FirestoneDirDERIVAug 31M25,000$0.00—?
Karen FirestoneDirAug 31M25,000$5.05$126K
Karen FirestoneDirAug 31M25,000$1.76$44K
James M. FratesCFOAug 18A22,807$0.00—
Justin B. KleeCEOAug 18A60,039$0.00—
Gina MazzarielloGCAug 18A21,284$0.00—
Camille L. BedrosianCMOAug 18A22,807$0.00—
Joshua B. CohenCEOAug 18A60,039$0.00—
Gina MazzarielloGCJul 10SPLAN15,000$17.61$264K
Gina MazzarielloGCJul 9SPLAN15,000$18.32$275K
Bernhardt G. ZeiherDirDERIVJun 4A24,372$0.00—?
Karen FirestoneDirDERIVJun 4A24,372$0.00—?
Daphne QuimiDirDERIVJun 4A24,372$0.00—?
George M. Milne Jr.DirDERIVJun 4A24,372$0.00—?
Paul R. FonteyneDirDERIVJun 4A24,372$0.00—?
Karen FirestoneDirMay 21P3,800$13.51$51K
Joshua B. CohenCEODERIVMar 5A373,295$0.00—?
Joshua B. CohenCEOMar 5A248,865$0.00—
Gina MazzarielloGCDERIVMar 5A111,990$0.00—?
Gina MazzarielloGCMar 5A74,660$0.00—
James M. FratesCFODERIVMar 5A143,985$0.00—?
James M. FratesCFOMar 5A95,990$0.00—
Justin B. KleeCEODERIVMar 5A373,295$0.00—?
Justin B. KleeCEOMar 5A248,865$0.00—
Camille L. BedrosianCMODERIVMar 5A143,985$0.00—?
Camille L. BedrosianCMOMar 5A95,990$0.00—
Justin B. KleeCEOMar 2S29,282$14.47$424K
Joshua B. CohenCEOMar 2S29,282$14.48$424K
Camille L. BedrosianCMOMar 2S6,461$14.58$94K
James M. FratesCFOMar 2S7,909$14.52$115K
Gina MazzarielloGCMar 2S6,844$14.52$99K
Gina MazzarielloGCFeb 23S3,419$14.14$48K
James M. FratesCFOFeb 2S3,557$14.65$52K
Joshua B. CohenCEOFeb 2S15,500$14.68$228K
Gina MazzarielloGCFeb 2S3,448$14.65$51K
Justin B. KleeCEOFeb 2S15,500$14.69$228K
Joshua B. CohenCEODERIVJan 16M2,818$0.00—?
Joshua B. CohenCEODERIVJan 15M197,182$0.00—?
Joshua B. CohenCEOJan 16S1,974$13.83$27K
Joshua B. CohenCEOJan 16M2,818$7.57$21K
Joshua B. CohenCEOJan 15S136,193$13.59$1.9M
Joshua B. CohenCEOJan 15M197,182$7.57$1.5M
Justin B. KleeCEODERIVJan 16M2,847$0.00—?
Justin B. KleeCEODERIVJan 15M197,153$0.00—?
Justin B. KleeCEOJan 16S1,995$13.89$28K
Justin B. KleeCEOJan 16M2,847$7.57$22K
Justin B. KleeCEOJan 15S136,193$13.58$1.8M
Justin B. KleeCEOJan 15M197,153$7.57$1.5M
George M. Milne Jr.DirJan 12G17,780$0.00—
James M. FratesCFOJan 6S3,326$11.11$37K
Joshua B. CohenCEOJan 6S7,715$11.09$86K
Justin B. KleeCEOJan 6S7,715$11.09$86K
Karen FirestoneDirDec 23P8,100$12.45$101K
Camille L. BedrosianCMODec 1S6,580$14.35$94K