Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Amylyx Pharmaceuticals, Inc. (AMLX) since 2022 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Amylyx Pharmaceuticals, Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 1658551.
Total stock buying since 2022: $50,096,034.
Total stock sales since 2022: $82,884,015.
Total stock option exercises since 2022: $1,184,262.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 10,000 | $37,010 | 158,194 | $696,138 | 36,310 | $57,006 |
| 2024 | 195,000 | $437,194 | 104,855 | $784,410 | 99,996 | $156,992 |
| 2023 | 5,000 | $91,870 | 1,162,962 | $37,981,997 | 220,903 | $688,320 |
| 2022 | 2,606,840 | $49,529,960 | 1,460,609 | $43,421,470 | 674,040 | $281,944 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-08 | 0 | $0 | 30,000 | $246,150 | 0 | $0 |
| 2025-03 | 10,000 | $37,010 | 81,699 | $281,353 | 0 | $0 |
| 2025-02 | 0 | $0 | 31,553 | $108,195 | 36,310 | $57,006 |
| 2025-01 | 0 | $0 | 14,942 | $60,440 | 0 | $0 |
| 2024-12 | 0 | $0 | 5,421 | $30,005 | 0 | $0 |
| 2024-11 | 0 | $0 | 0 | $0 | 63,690 | $99,993 |
| 2024-09 | 190,000 | $427,759 | 57,329 | $183,238 | 36,306 | $56,999 |
| 2024-05 | 5,000 | $9,435 | 10,455 | $19,655 | 0 | $0 |
| 2024-03 | 0 | $0 | 11,602 | $217,281 | 0 | $0 |
| 2024-02 | 0 | $0 | 2,838 | $53,229 | 0 | $0 |
| 2024-01 | 0 | $0 | 17,210 | $281,002 | 0 | $0 |
| 2023-12 | 4,000 | $59,880 | 0 | $0 | 25,000 | $9,250 |
| 2023-11 | 0 | $0 | 0 | $0 | 63,694 | $99,999 |
| 2023-08 | 0 | $0 | 0 | $0 | 18,165 | $124,975 |
| 2023-07 | 0 | $0 | 0 | $0 | 20,000 | $7,400 |
| 2023-05 | 0 | $0 | 44,465 | $1,233,402 | 44,465 | $266,973 |
| 2023-04 | 0 | $0 | 49,579 | $1,523,909 | 49,579 | $179,723 |
| 2023-03 | 1,000 | $31,990 | 846,301 | $27,304,643 | 0 | $0 |
| 2023-02 | 0 | $0 | 203,586 | $7,226,670 | 0 | $0 |
| 2023-01 | 0 | $0 | 19,031 | $693,373 | 0 | $0 |
| 2022-12 | 0 | $0 | 0 | $0 | 5,000 | $34,400 |
| 2022-09 | 0 | $0 | 1,400,000 | $42,150,500 | 0 | $0 |
| 2022-07 | 0 | $0 | 60,609 | $1,270,970 | 0 | $0 |
| 2022-05 | 0 | $0 | 0 | $0 | 669,040 | $247,544 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-13 | Mazzariello Gina (Chief Legal Officer) | Sale | 15,000 | 8.34 | 125,040 |
| 2025-08-12 | Mazzariello Gina (Chief Legal Officer) | Sale | 15,000 | 8.07 | 121,110 |
| 2025-03-31 | Mazzariello Gina (Chief Legal Officer) | Sale | 9,192 | 3.48 | 31,951 |
| 2025-03-31 | Cohen Joshua B (Co-Chief Executive Officer) | Sale | 21,490 | 3.47 | 74,484 |
| 2025-03-31 | Klee Justin B. (Co-Chief Executive Officer) | Sale | 21,490 | 3.46 | 74,462 |
| 2025-03-31 | Bedrosian Camille L (Chief Medical Officer) | Sale | 12,425 | 3.47 | 43,077 |
| 2025-03-31 | Frates James M (Chief Financial Officer) | Sale | 10,896 | 3.47 | 37,809 |
| 2025-03-20 | Zeiher Bernhardt G | Buy | 10,000 | 3.70 | 37,010 |
| 2025-03-03 | Mazzariello Gina (Chief Legal Officer) | Sale | 1,611 | 3.12 | 5,023 |
| 2025-03-03 | Cohen Joshua B (Co-Chief Executive Officer) | Sale | 4,595 | 3.17 | 14,547 |
| 2025-02-24 | Mazzariello Gina (Chief Legal Officer) | Sale | 4,169 | 3.15 | 13,144 |
| 2025-02-05 | Klee Justin B. (Co-Chief Executive Officer) | Option Ex | 36,310 | 1.57 | 57,006 |
| 2025-02-03 | Mazzariello Gina (Chief Legal Officer) | Sale | 3,678 | 3.49 | 12,839 |
| 2025-02-03 | Cohen Joshua B (Co-Chief Executive Officer) | Sale | 11,851 | 3.47 | 41,111 |
| 2025-02-03 | Klee Justin B. (Co-Chief Executive Officer) | Sale | 11,855 | 3.47 | 41,101 |
| 2025-01-06 | Cohen Joshua B (Co-Chief Executive Officer) | Sale | 7,471 | 4.05 | 30,235 |
| 2025-01-06 | Klee Justin B. (Co-Chief Executive Officer) | Sale | 7,471 | 4.04 | 30,205 |
| 2024-12-02 | Bedrosian Camille L (Chief Medical Officer) | Sale | 5,421 | 5.54 | 30,005 |
| 2024-11-04 | Klee Justin B. (Co-Chief Executive Officer) | Option Ex | 63,690 | 1.57 | 99,993 |
| 2024-09-30 | Mazzariello Gina (Chief Legal Officer) | Sale | 8,709 | 3.20 | 27,842 |
| 2024-09-30 | Cohen Joshua B (Co-Chief Executive Officer) | Sale | 18,589 | 3.20 | 59,410 |
| 2024-09-30 | Klee Justin B. (Co-Chief Executive Officer) | Sale | 18,589 | 3.20 | 59,429 |
| 2024-09-30 | Bedrosian Camille L (Chief Medical Officer) | Sale | 11,442 | 3.19 | 36,557 |
| 2024-09-23 | Cohen Joshua B (Co-Chief Executive Officer) | Option Ex | 1,857 | 1.57 | 2,915 |
| 2024-09-12 | Cohen Joshua B (Co-Chief Executive Officer) | Option Ex | 34,449 | 1.57 | 54,084 |
| 2024-09-12 | Frates James M (Chief Financial Officer) | Buy | 40,000 | 2.53 | 101,359 |
| 2024-09-05 | Firestone Karen | Buy | 50,000 | 2.13 | 106,600 |
| 2024-09-03 | Milne George M Jr | Buy | 100,000 | 2.20 | 219,800 |
| 2024-05-15 | Mazzariello Gina (Chief Legal Officer) | Sale | 10,455 | 1.88 | 19,655 |
| 2024-05-15 | Quimi Daphne | Buy | 2,250 | 1.89 | 4,252 |
| 2024-05-14 | Quimi Daphne | Buy | 2,750 | 1.89 | 5,183 |
| 2024-03-05 | Mazzariello Gina (Chief Legal Officer) | Sale | 1,540 | 18.73 | 28,841 |
| 2024-03-05 | Cohen Joshua B (Co-Chief Executive Officer) | Sale | 4,135 | 18.73 | 77,440 |
| 2024-03-05 | Klee Justin B. (Co-Chief Executive Officer) | Sale | 4,135 | 18.73 | 77,440 |
| 2024-03-05 | Frates James M (Chief Financial Officer) | Sale | 1,792 | 18.73 | 33,560 |
| 2024-02-23 | Mazzariello Gina (Chief Legal Officer) | Sale | 2,838 | 18.76 | 53,229 |
| 2024-01-09 | Cohen Joshua B (Co-Chief Executive Officer) | Sale | 5,841 | 16.33 | 95,371 |
| 2024-01-09 | Klee Justin B. (Co-Chief Executive Officer) | Sale | 5,841 | 16.33 | 95,371 |
| 2024-01-09 | Yeramian Patrick D (Chief Medical Officer) | Sale | 2,812 | 16.33 | 45,914 |
| 2024-01-09 | Frates James M (Chief Financial Officer) | Sale | 2,716 | 16.33 | 44,346 |
| 2023-12-27 | Olinger Margaret (Chief Commercial Officer) | Option Ex | 25,000 | .37 | 9,250 |
| 2023-12-15 | Firestone Karen | Buy | 4,000 | 14.97 | 59,880 |
| 2023-11-16 | Cohen Joshua B (Co-Chief Executive Officer) | Option Ex | 63,694 | 1.57 | 99,999 |
| 2023-08-23 | Frates James M (Chief Financial Officer) | Option Ex | 18,165 | 6.88 | 124,975 |
| 2023-07-12 | Olinger Margaret (Chief Commercial Officer) | Option Ex | 20,000 | .37 | 7,400 |
| 2023-05-16 | Frates James M (Chief Financial Officer) | Sale | 32,500 | 27.26 | 886,047 |
| 2023-05-16 | Frates James M (Chief Financial Officer) | Option Ex | 32,500 | 6.88 | 223,600 |
| 2023-05-15 | Yeramian Patrick D (Chief Medical Officer) | Sale | 11,965 | 29.03 | 347,355 |
| 2023-05-15 | Yeramian Patrick D (Chief Medical Officer) | Option Ex | 11,965 | 3.62 | 43,373 |
| 2023-04-17 | Yeramian Patrick D (Chief Medical Officer) | Sale | 49,579 | 30.74 | 1,523,909 |
| 2023-04-17 | Yeramian Patrick D (Chief Medical Officer) | Option Ex | 49,579 | 3.62 | 179,723 |
| 2023-03-29 | Morningside Venture Investments Ltd (10% Owner) | Sale | 29,048 | 30.45 | 884,511 |
| 2023-03-28 | Morningside Venture Investments Ltd (10% Owner) | Sale | 100,000 | 30.37 | 3,037,000 |
| 2023-03-27 | Morningside Venture Investments Ltd (10% Owner) | Sale | 60,964 | 30.52 | 1,860,926 |
| 2023-03-21 | Morningside Venture Investments Ltd (10% Owner) | Sale | 63,448 | 31.93 | 2,025,894 |
| 2023-03-16 | Firestone Karen (Director) | Buy | 1,000 | 31.99 | 31,990 |
| 2023-03-16 | Cohen Joshua B (Co-Chief Executive Officer) | Sale | 100,000 | 32.14 | 3,214,200 |
| 2023-03-16 | Klee Justin B. (Co-Chief Executive Officer) | Sale | 100,000 | 32.16 | 3,215,800 |
| 2023-03-16 | Yeramian Patrick D (Chief Medical Officer) | Sale | 54,627 | 32.14 | 1,755,766 |
| 2023-03-16 | Frates James M (Chief Financial Officer) | Sale | 32,500 | 32.16 | 1,045,265 |
| 2023-03-16 | Milne George M Jr (Director) | Sale | 35,000 | 32.15 | 1,125,320 |
| 2023-03-15 | Morningside Venture Investments Ltd (10% Owner) | Sale | 150,000 | 33.40 | 5,010,000 |
| 2023-03-14 | Morningside Venture Investments Ltd (10% Owner) | Sale | 70,714 | 34.54 | 2,442,461 |
| 2023-03-02 | Morningside Venture Investments Ltd (10% Owner) | Sale | 50,000 | 33.75 | 1,687,500 |
| 2023-02-24 | Mazzariello Gina (Chief Legal Officer) | Sale | 3,586 | 34.49 | 123,670 |
| 2023-02-23 | Morningside Venture Investments Ltd (10% Owner) | Sale | 50,000 | 35.90 | 1,794,750 |
| 2023-02-22 | Morningside Venture Investments Ltd (10% Owner) | Sale | 100,000 | 35.57 | 3,557,250 |
| 2023-01-06 | Olinger Margaret (Chief Commercial Officer) | Sale | 2,403 | 36.43 | 87,550 |
| 2023-01-06 | Cohen Joshua B (Co-Chief Executive Officer) | Sale | 5,968 | 36.43 | 217,438 |
| 2023-01-06 | Klee Justin B. (Co-Chief Executive Officer) | Sale | 5,968 | 36.43 | 217,438 |
| 2023-01-06 | Yeramian Patrick D (Chief Medical Officer) | Sale | 2,034 | 36.43 | 74,106 |
| 2023-01-06 | Frates James M (Chief Financial Officer) | Sale | 2,658 | 36.43 | 96,841 |
| 2022-12-30 | Frates James M (Chief Financial Officer) | Option Ex | 5,000 | 6.88 | 34,400 |
| 2022-09-09 | Dragsa 96 Llc | Sale | 700,000 | 30.73 | 21,514,500 |
| 2022-09-08 | Dragsa 96 Llc | Sale | 700,000 | 29.48 | 20,636,000 |
| 2022-07-06 | Als Invest 1 B.v. (10% Owner) | Sale | 60,609 | 20.97 | 1,270,970 |
| 2022-05-05 | Cohen Joshua B (Co-Chief Executive Officer) | Option Ex | 334,520 | .37 | 123,772 |
| 2022-05-05 | Klee Justin B. (Co-Chief Executive Officer) | Option Ex | 334,520 | .37 | 123,772 |
| 2022-01-11 | Shabet Rose Sharon | Buy | 2,300,000 | 19.00 | 43,700,000 |
| 2022-01-11 | Morningside Venture Investments Ltd (10% Owner) | Buy | 263,158 | 19.00 | 5,000,002 |
| 2022-01-06 | Olinger Margaret (Chief Commercial Officer) | Buy | 6,842 | 19.00 | 129,998 |
| 2022-01-06 | Cheng Isaac (Director) | Buy | 6,578 | 19.00 | 124,982 |
| 2022-01-06 | Fonteyne Paul R. (Director) | Buy | 3,947 | 19.00 | 74,993 |
| 2022-01-06 | Milne George M Jr (Director) | Buy | 26,315 | 19.00 | 499,985 |
Insider trading activities including stock purchases, stock sales, and option exercises of AMLX listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Amylyx Pharmaceuticals, Inc. (symbol AMLX, CIK number 1658551) see the Securities and Exchange Commission (SEC) website.