Amylyx Pharmaceuticals, Inc. (AMLX) is a publicly traded company in the Unknown sector. Across all available filings, 16 corporate insiders have executed 186 transactions totaling $143.6M, demonstrating a bearish sentiment with -$33.3M in net insider flow. The most recent transaction on Jan 16, 2026 involved a transaction of 2,847 shares valued at $0.
No significant insider buying has been recorded for AMLX in the recent period.
No significant insider selling has been recorded for AMLX in the recent period.
Based on recent SEC filings, insider sentiment for AMLX is bearish with an Insider Alignment Score of 38/100 and a net flow of -$33.3M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at Amylyx Pharmaceuticals, Inc. (AMLX) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 16 insiders are actively trading AMLX stock, having executed 186 transactions in the past 90 days. The most active insider is Global Opportunities Illiquid Investments Sub-master Lp Viking (Executive), who has made 18 transactions totaling $85.4M.
Get notified when executives and directors at AMLX file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Jan 16, 2026 | B. Klee Justin | Executive | Option Exercise | 2,847 | $N/A | $0 | |
| Jan 16, 2026 | B. Klee Justin | Executive | Sale | 1,995 | $13.89 | $27.7K | |
| Jan 16, 2026 | B. Klee Justin | Executive | Option Exercise | 2,847 | $7.57 | $21.6K | |
| Jan 16, 2026 | B. Cohen Joshua | Executive | Option Exercise | 2,818 | $N/A | $0 | |
| Jan 16, 2026 | B. Cohen Joshua | Executive | Sale | 1,974 | $13.83 | $27.3K | |
| Jan 16, 2026 | B. Cohen Joshua | Executive | Option Exercise | 2,818 | $7.57 | $21.3K | |
| Jan 15, 2026 | B. Klee Justin | Executive | Option Exercise | 197,153 | $N/A | $0 | |
| Jan 15, 2026 | B. Klee Justin | Executive | Sale | 136,193 | $13.58 | $1.8M | Large |
| Jan 15, 2026 | B. Klee Justin | Executive | Option Exercise | 197,153 | $7.57 | $1.5M | Large |
| Jan 15, 2026 | B. Cohen Joshua | Executive | Option Exercise | 197,182 | $N/A | $0 | |
| Jan 15, 2026 | B. Cohen Joshua | Executive | Sale | 136,193 | $13.59 | $1.9M | Large |
| Jan 15, 2026 | B. Cohen Joshua | Executive | Option Exercise | 197,182 | $7.57 | $1.5M | Large |
| Jan 12, 2026 | M. Milne George Jr | Executive | Gift | 17,780 | $N/A | $0 | |
| Jan 6, 2026 | B. Klee Justin | Executive | Sale | 7,715 | $11.09 | $85.6K | |
| Jan 6, 2026 | B. Cohen Joshua | Executive | Sale | 7,715 | $11.09 | $85.6K |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 95 | $88.4M | 59.7% |
Purchase(P) | 15 | $55.2M | 37.3% |
Exercise(M) | 27 | $4.4M | 3.0% |
Gift(G) | 12 | $0 | 0.0% |
Award(A) | 24 | $0 | 0.0% |
Conversion(C) | 13 | $0 | 0.0% |
Insider selling pressure at Amylyx Pharmaceuticals, Inc. has increased, with 16 insiders executing 186 transactions across all time. Total sales of $88.4M significantly outpace purchases of $55.2M, resulting in a net outflow of $33.3M. This selling activity appears largely discretionary, which may warrant closer attention from investors.