Amylyx Pharmaceuticals, Inc. (AMLX) insider trading

1 insider has bought $51k of Amylyx Pharmaceuticals, Inc. shares across 1 disclosed dealing since May 2026.

Insider buys

May 21, 2026 Firestone Karen — director $51,338

In context

Amylyx Pharmaceuticals, Inc. is classed as health care. By value disclosed, that ranks 43rd of the 44 health care companies where insiders bought in the last twelve months.

Companies with a comparable amount of disclosed buying: MSA Safety Inc · PALISADE BIO, INC. · electroCore, Inc. · Indivior Pharmaceuticals, Inc. · Anixa Biosciences Inc · Aclarion, Inc.

See also the biggest buys, cluster buying and the most-active companies.

About Amylyx Pharmaceuticals, Inc.

Amylyx Pharmaceuticals, Inc., a clinical-stage pharmaceutical company, engages in the discovery and development of treatment options for neurodegenerative diseases and endocrine conditions in the United States. It provides Avexitide, an investigational, first-in-class glucagon-like peptide-1, or GLP-1 receptor antagonist, which is in phase 3 clinical trial to treat post-bariatric hypoglycemia and congenital hyperinsulinism. The company also develops AMX0035, an oral, fixed-dose combination of sodium phenylbutyrate and taurursodiol which is phase 2 clinical trial for the treatment of wolfram syndrome, as well as in phase 2b/3 clinical trial to treat progressive supranuclear palsy; AMX0114, which is in phase 1 clinical trial for the treatment of amyotrophic lateral sclerosis; and long-acting GLP-1 receptor antagonist to treat post-bariatric hypoglycemia and other rare diseases. Further, it develops AMX0318, a GLP-1 receptor antagonist for the treatment of post-bariatric hypoglycemia and other rare diseaees. Amylyx Pharmaceuticals, Inc. was founded in 2013 and is headquartered in Cambridge, Massachusetts.

Common questions

Where does this Amylyx Pharmaceuticals, Inc. data come from?

Every row is a public regulatory disclosure — a Form 4 filing with the SEC — collected within minutes of being published. We don’t take company submissions and we don’t edit the numbers; the only thing we add is the rating and the reasoning behind it.

Is a insider buying shares a good signal?

Sometimes. A insider buying with their own money is one of the few honest signals in the market, but plenty of purchases are routine — small top-ups, scheme allocations, or a well-paid executive rounding out a holding. That’s what our six-point check is for: it separates the conviction buys from the housekeeping, and shows you which is which.

How often is this page updated?

The pipeline runs every 15 minutes through the trading day, so a new disclosure appears here shortly after it’s filed. Company stats refresh daily.

Can I get alerted when someone buys?

Yes — that’s what the app is for. Follow Amylyx Pharmaceuticals, Inc. and you’ll get a push the moment a insider files, with the full analysis attached, plus alerts if the price moves after a buy you’re following.

Is this financial advice?

No. ddbx rates the conviction behind insider buys and shows the reasoning. It’s information, never a recommendation, and never a guarantee. What you do with it is your call.

Browse every company · All insider trading