Amylyx Pharmaceuticals, Inc.
AMLX
36 insider filings · Latest: Oct 5, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Oct 5, 2026 | Oct 7 8:00 PM | George M Milne JRDirector | Sale | 30,000 | $27.70 | $830.9K | 782,881(D) | View → |
| Oct 5, 2026 | Oct 5 8:38 PM | GEORGE MILNE | Proposed Sale | 100,000 | $27.79 | $2.8M | — | View → |
| Sep 10, 2026 | Sep 14 8:00 PM | Camille L BedrosianChief Medical Officer | Sale | 10,028 | $32.40 | $324.9K | 278,064(D) | View → |
| Sep 10, 2026 | Sep 14 8:00 PM | James M FratesChief Financial Officer | Sale | 10,810 | $32.36 | $349.8K | 233,625(D) | View → |
| Sep 10, 2026 | Sep 14 8:00 PM | Gina MazzarielloChief Legal Officer | Sale | 9,536 | $32.46 | $309.5K | 190,838(D) | View → |
| Sep 10, 2026 | Sep 14 8:00 PM | Justin B. KleeDirector, Co-Chief Executive Officer | Sale | 30,464 | $32.18 | $980.3K | 3,613,056(D) | View → |
| Sep 10, 2026 | Sep 14 8:00 PM | Joshua B CohenDirector, Co-Chief Executive Officer | Sale | 30,464 | $32.19 | $980.5K | 3,613,123(D) | View → |
| Sep 10, 2026 | Sep 11 8:01 PM | Frates James M | Proposed Sale | 10,810 | $32.36 | $349.8K | — | View → |
| Sep 10, 2026 | Sep 11 8:01 PM | Klee Justin B. | Proposed Sale | 30,464 | $32.18 | $980.3K | — | View → |
| Sep 10, 2026 | Sep 11 8:01 PM | Bedrosian Camille L | Proposed Sale | 10,028 | $32.40 | $324.9K | — | View → |
| Sep 10, 2026 | Sep 11 8:01 PM | Cohen Joshua B | Proposed Sale | 30,464 | $32.19 | $980.5K | — | View → |
| Sep 10, 2026 | Sep 11 8:01 PM | Mazzariello Gina | Proposed Sale | 9,536 | $32.46 | $309.5K | — | View → |
| Jul 10, 2026 | Jul 13 8:00 PM | Gina MazzarielloChief Legal Officer | Sale | 15,000 | $17.61 | $264.1K | 179,090(D) | View → |
| Jul 9, 2026 | Jul 13 8:00 PM | Gina MazzarielloChief Legal Officer | Sale | 15,000 | $18.32 | $274.7K | 194,090(D) | View → |
| Jul 9, 2026 | Jul 9 8:26 PM | GINA MAZZARIELLO | Proposed Sale | 30,000 | $17.88 | $536.4K | — | View → |
| May 21, 2026 | May 26 8:00 PM | Karen FirestoneDirector | Purchase | 3,800 | $13.51 | $51.3K | 66,900(D) | View → |
| Mar 2, 2026 | Mar 4 9:00 PM | Justin B. KleeDirector, Co-Chief Executive Officer | Sale | 29,282 | $14.47 | $423.8K | 3,334,616(D) | View → |
| Mar 2, 2026 | Mar 4 9:00 PM | Joshua B CohenDirector, Co-Chief Executive Officer | Sale | 29,282 | $14.48 | $424.1K | 3,334,683(D) | View → |
| Mar 2, 2026 | Mar 4 9:00 PM | Camille L BedrosianChief Medical Officer | Sale | 6,461 | $14.58 | $94.2K | 169,295(D) | View → |
| Mar 2, 2026 | Mar 4 9:00 PM | James M FratesChief Financial Officer | Sale | 7,909 | $14.52 | $114.9K | 165,638(D) | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Aug 31, 2026 | Sep 2 8:00 PM | Karen FirestoneDirector | Option Exercise | 50,000 | $5.05 | 0(D) | View → |
| Jun 4, 2026 | Jun 8 8:00 PM | Bernhardt G ZeiherDirector | Grant/Award | 24,372 | $14.31 | 24,372(D) | View → |
| Jun 4, 2026 | Jun 8 8:00 PM | Karen FirestoneDirector | Grant/Award | 24,372 | $14.31 | 24,372(D) | View → |
| Jun 4, 2026 | Jun 8 8:00 PM | Daphne QuimiDirector | Grant/Award | 24,372 | $14.31 | 24,372(D) | View → |
| Jun 4, 2026 | Jun 8 8:00 PM | George M Milne JRDirector | Grant/Award | 24,372 | $14.31 | 24,372(D) | View → |
| Jun 4, 2026 | Jun 8 8:00 PM | Paul R. FonteyneDirector | Grant/Award | 24,372 | $14.31 | 24,372(D) | View → |
| Mar 5, 2026 | Mar 9 8:00 PM | Joshua B CohenDirector, Co-Chief Executive Officer | Grant/Award | 373,295 | $14.10 | 373,295(D) | View → |
| Mar 5, 2026 | Mar 9 8:00 PM | Gina MazzarielloChief Legal Officer | Grant/Award | 111,990 | $14.10 | 111,990(D) | View → |
| Mar 5, 2026 | Mar 9 8:00 PM | James M FratesChief Financial Officer | Grant/Award | 143,985 | $14.10 | 143,985(D) | View → |
| Mar 5, 2026 | Mar 9 8:00 PM | Justin B. KleeDirector, Co-Chief Executive Officer | Grant/Award | 373,295 | $14.10 | 373,295(D) | View → |
| Mar 5, 2026 | Mar 9 8:00 PM | Camille L BedrosianChief Medical Officer | Grant/Award | 143,985 | $14.10 | 143,985(D) | View → |
| Jan 16, 2026 | Jan 21 2:46 AM | Joshua B CohenDirector, Co-Chief Executive Officer | Option Exercise | 2,818 | $7.57 | 0(D) | View → |
| Jan 15, 2026 | Jan 21 2:46 AM | Joshua B CohenDirector, Co-Chief Executive Officer | Option Exercise | 197,182 | $7.57 | 2,818(D) | View → |
| Jan 16, 2026 | Jan 21 2:46 AM | Justin B. KleeDirector, Co-Chief Executive Officer | Option Exercise | 2,847 | $7.57 | 0(D) | View → |
| Jan 15, 2026 | Jan 21 2:46 AM | Justin B. KleeDirector, Co-Chief Executive Officer | Option Exercise | 197,153 | $7.57 | 2,847(D) | View → |