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Price with disclosed trades

Daily closes, past year · marks sit on transaction dates, sized by value

27 trades

Disclosure transactions for Amylyx Pharmaceuticals
Reporting person Filed Transaction Transaction value Source Actions
Milne George M Jr Director Oct 7, 2026 2-day lag Sale Oct 5, 2026 $830.9K Filed shares x price SEC Form 4 View filing
Bedrosian Camille L Chief Medical Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $68.86K Filed shares x price SEC Form 4 View filing
Bedrosian Camille L Chief Medical Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $256K Filed shares x price SEC Form 4 View filing
Frates James M Chief Financial Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $315.19K Filed shares x price SEC Form 4 View filing
Frates James M Chief Financial Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $34.63K Filed shares x price SEC Form 4 View filing
Mazzariello Gina Chief Legal Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $366.74 Filed shares x price SEC Form 4 View filing
Mazzariello Gina Chief Legal Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $309.14K Filed shares x price SEC Form 4 View filing
Klee Justin B. Co-chief Executive Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $47.71K Filed shares x price SEC Form 4 View filing
Klee Justin B. Co-chief Executive Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $932.55K Filed shares x price SEC Form 4 View filing
Cohen Joshua B Co-chief Executive Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $30.46K Filed shares x price SEC Form 4 View filing
Cohen Joshua B Co-chief Executive Officer Sep 14, 2026 4-day lag Sale Sep 10, 2026 $950.04K Filed shares x price SEC Form 4 View filing
Firestone Karen Director Sep 2, 2026 2-day lag Exercise Aug 31, 2026 $126.25K Filed shares x price SEC Form 4 View filing
Firestone Karen Director Sep 2, 2026 2-day lag Exercise Aug 31, 2026 $44K Filed shares x price SEC Form 4 View filing
Firestone Karen Director Sep 2, 2026 2-day lag Exercise Aug 31, 2026 $0 Filed shares x price SEC Form 4 View filing
Firestone Karen Director Sep 2, 2026 2-day lag Exercise Aug 31, 2026 $0 Filed shares x price SEC Form 4 View filing
Frates James M Chief Financial Officer Aug 20, 2026 2-day lag Award Aug 18, 2026 $0 Filed shares x price SEC Form 4 View filing
Klee Justin B. Co-chief Executive Officer Aug 20, 2026 2-day lag Award Aug 18, 2026 $0 Filed shares x price SEC Form 4 View filing
Mazzariello Gina Chief Legal Officer Aug 20, 2026 2-day lag Award Aug 18, 2026 $0 Filed shares x price SEC Form 4 View filing
Bedrosian Camille L Chief Medical Officer Aug 20, 2026 2-day lag Award Aug 18, 2026 $0 Filed shares x price SEC Form 4 View filing
Cohen Joshua B Co-chief Executive Officer Aug 20, 2026 2-day lag Award Aug 18, 2026 $0 Filed shares x price SEC Form 4 View filing
Mazzariello Gina Chief Legal Officer Jul 13, 2026 3-day lag Sale Jul 10, 2026 $264.12K Filed shares x price SEC Form 4 View filing
Mazzariello Gina Chief Legal Officer Jul 13, 2026 4-day lag Sale Jul 9, 2026 $274.75K Filed shares x price SEC Form 4 View filing
Fonteyne Paul R. Director Jun 8, 2026 4-day lag Award Jun 4, 2026 $0 Filed shares x price SEC Form 4 View filing
Zeiher Bernhardt G Director Jun 8, 2026 4-day lag Award Jun 4, 2026 $0 Filed shares x price SEC Form 4 View filing
Quimi Daphne Director Jun 8, 2026 4-day lag Award Jun 4, 2026 $0 Filed shares x price SEC Form 4 View filing
Milne George M Jr Director Jun 8, 2026 4-day lag Award Jun 4, 2026 $0 Filed shares x price SEC Form 4 View filing
Firestone Karen Director Jun 8, 2026 4-day lag Award Jun 4, 2026 $0 Filed shares x price SEC Form 4 View filing
Milne George M Jr Director
Sale
Calculated transaction value
$830.9K 30,000 shares @ $27.7
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Bedrosian Camille L Chief Medical Officer
Sale
Calculated transaction value
$68.86K 2,081 shares @ $33.09
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Bedrosian Camille L Chief Medical Officer
Sale
Calculated transaction value
$256K 7,947 shares @ $32.21
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Frates James M Chief Financial Officer
Sale
Calculated transaction value
$315.19K 9,768 shares @ $32.27
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Frates James M Chief Financial Officer
Sale
Calculated transaction value
$34.63K 1,042 shares @ $33.23
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Mazzariello Gina Chief Legal Officer
Sale
Calculated transaction value
$366.74 11 shares @ $33.34
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Mazzariello Gina Chief Legal Officer
Sale
Calculated transaction value
$309.14K 9,525 shares @ $32.46
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Klee Justin B. Co-chief Executive Officer
Sale
Calculated transaction value
$47.71K 1,439 shares @ $33.16
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Klee Justin B. Co-chief Executive Officer
Sale
Calculated transaction value
$932.55K 29,025 shares @ $32.13
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Cohen Joshua B Co-chief Executive Officer
Sale
Calculated transaction value
$30.46K 919 shares @ $33.15
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Cohen Joshua B Co-chief Executive Officer
Sale
Calculated transaction value
$950.04K 29,545 shares @ $32.16
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Firestone Karen Director
Exercise
Calculated transaction value
$126.25K 25,000 shares @ $5.05
Traded
Aug 31, 2026
Filed
Sep 2, 2026
Firestone Karen Director
Exercise
Calculated transaction value
$44K 25,000 shares @ $1.76
Traded
Aug 31, 2026
Filed
Sep 2, 2026
Firestone Karen Director
Exercise
Calculated transaction value
$0 25,000 shares @ $0
Traded
Aug 31, 2026
Filed
Sep 2, 2026
Firestone Karen Director
Exercise
Calculated transaction value
$0 25,000 shares @ $0
Traded
Aug 31, 2026
Filed
Sep 2, 2026
Frates James M Chief Financial Officer
Award
Calculated transaction value
$0 22,807 shares @ $0
Traded
Aug 18, 2026
Filed
Aug 20, 2026
Klee Justin B. Co-chief Executive Officer
Award
Calculated transaction value
$0 60,039 shares @ $0
Traded
Aug 18, 2026
Filed
Aug 20, 2026
Mazzariello Gina Chief Legal Officer
Award
Calculated transaction value
$0 21,284 shares @ $0
Traded
Aug 18, 2026
Filed
Aug 20, 2026
Bedrosian Camille L Chief Medical Officer
Award
Calculated transaction value
$0 22,807 shares @ $0
Traded
Aug 18, 2026
Filed
Aug 20, 2026
Cohen Joshua B Co-chief Executive Officer
Award
Calculated transaction value
$0 60,039 shares @ $0
Traded
Aug 18, 2026
Filed
Aug 20, 2026
Mazzariello Gina Chief Legal Officer
Sale
Calculated transaction value
$264.12K 15,000 shares @ $17.61
Traded
Jul 10, 2026
Filed
Jul 13, 2026
Mazzariello Gina Chief Legal Officer
Sale
Calculated transaction value
$274.75K 15,000 shares @ $18.32
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Fonteyne Paul R. Director
Award
Calculated transaction value
$0 24,372 shares @ $0
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Zeiher Bernhardt G Director
Award
Calculated transaction value
$0 24,372 shares @ $0
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Quimi Daphne Director
Award
Calculated transaction value
$0 24,372 shares @ $0
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Milne George M Jr Director
Award
Calculated transaction value
$0 24,372 shares @ $0
Traded
Jun 4, 2026
Filed
Jun 8, 2026
Firestone Karen Director
Award
Calculated transaction value
$0 24,372 shares @ $0
Traded
Jun 4, 2026
Filed
Jun 8, 2026