Company Insider Tape

Amylyx Pharmaceuticals Inc insider transactions

Executive and director filing history, acquisition and disposal balance, executive concentration, cadence, and stored market context.

Symbol AMLX Latest filing 10 Jul 2026

Company Read

Net disposal

AMLX has 8 stored insider filings. Acquisitions account for 75.0% of classified filings and disposals account for 25.0%. The largest stored filing is $274.7K from MAZZARIELLO, GINA.

Latest filing 10 Jul 2026most recent stored row
Largest filing $274.7Kreported transaction value
Total filings 8stored transaction rows
Acquisition value $51.3K6 acquisitions
Disposal value $538.9K2 disposals
Net value $-487.5Kacquisitions minus disposals

Filing cadence

Last 12 active months
May 2026 1
Jun 2026 5
Jul 2026 2

Acquisitions 75.0% · Disposals 25.0%

May 2026 $51.3K
Jun 2026 $0
Jul 2026 $538.9K

Executive concentration

By filing count
MAZZARIELLO, GINA Chief Legal Officer · 2 filings
FIRESTONE, KAREN Director · 2 filings
FONTEYNE, PAUL R. Director · 1 filings
MILNE, GEORGE M JR Director · 1 filings
QUIMI, DAPHNE Director · 1 filings
ZEIHER, BERNHARDT G Director · 1 filings

Market Context

AMLX weekly market snapshot

Week 31 Jul 2026
Latest close 20.31 USDstored weekly close
1-week move +10.3%latest weekly bar
13-week move +11.2%medium-term context
Relative Strength 32.4Sharemaestro indicator
Fair value gap +108.9%price vs fair value
Trend signal 1smoothed trend state

Transaction History

Latest insider filings for AMLX

Showing 1-8 of 8
Date 10 Jul 2026
Insider MAZZARIELLO, GINAChief Legal Officer
Side Disposal
Shares 15000
Price 17.61
Value 264122
Security Common Stock
Date 9 Jul 2026
Insider MAZZARIELLO, GINAChief Legal Officer
Side Disposal
Shares 15000
Price 18.32
Value 274746
Security Common Stock
Date 4 Jun 2026
Insider FIRESTONE, KARENDirector
Side Acquisition
Shares 24372
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 4 Jun 2026
Insider FONTEYNE, PAUL R.Director
Side Acquisition
Shares 24372
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 4 Jun 2026
Insider MILNE, GEORGE M JRDirector
Side Acquisition
Shares 24372
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 4 Jun 2026
Insider QUIMI, DAPHNEDirector
Side Acquisition
Shares 24372
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 4 Jun 2026
Insider ZEIHER, BERNHARDT GDirector
Side Acquisition
Shares 24372
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 21 May 2026
Insider FIRESTONE, KARENDirector
Side Acquisition
Shares 3800
Price 13.51
Value 51338
Security Common Stock