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Amylyx Pharmaceuticals, Inc.

AMLX Net selling
CIK 0001658551 #1444 in the set updated 17 Sep 2026
Bought (12 mo)
$152.18K
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$10.62M
$538.87K on a plan · $3.76M straight out of an exercise
Sold at will
$6.33M
31 of 37 sales
Net
−$10.47M
−$6.18M against sales at will

By person

8 insiders · 41 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Klee Justin B.
Co-Chief Executive Officer
—
$4.03M (9)
−$4.03M
3,613,056
3.24%
$119.77M
+15.1%
Cohen Joshua B
Co-Chief Executive Officer
—
$4.03M (9)
−$4.03M
3,613,123
3.24%
$119.77M
+11.6%
Mazzariello Gina
Chief Legal Officer
—
$1.18M (8)
−$1.18M
190,838
0.1713%
$6.33M
+26.0%
FRATES JAMES M
Chief Financial Officer
—
$708.37K (6)
−$708.37K
273,625
0.2456%
$9.07M
+105.0%
Bedrosian Camille L
Chief Medical Officer
—
$689.01K (5)
−$689.01K
278,064
0.2496%
$9.22M
+79.1%
Firestone Karen
Director
$152.18K (2)
—
+$152.18K
116,900
0.1049%
$3.88M
+112.5%
MILNE GEORGE M JR
Director
—
—
—
812,881
0.7295%
$26.95M
−5.3%
Zeiher Bernhardt G
Director
—
—
—
10,000
0.0090%
$331.49K
—

Individual transactions

2
Insider
Date
Role
Action
Shares
Price
Amount
Mazzariello Gina
10 Jul 2026
Chief Legal Officer
Sold on a plan
15,000
$17.61
$264.12K
Mazzariello Gina
9 Jul 2026
Chief Legal Officer
Sold on a plan
15,000
$18.32
$274.75K
Show all 41 transactions →

What was left out

Form 4 filings counted 46
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 2
Sales straight out of an exercise 4
Sales at will 31
Transactions with no price 0
Shares from compensation/vesting 1,419,126
History held since 10 Jan 2022