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Amylyx Pharmaceuticals, Inc.

AMLX Net selling
CIK 0001658551 #1444 in the set updated 17 Sep 2026
Bought (1 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (1 mo)
$2.94M
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$2.94M
10 of 10 sales
Net
−$2.94M
−$2.94M against sales at will

By person

8 insiders · 12 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Cohen Joshua B
Co-Chief Executive Officer
—
$980.50K (2)
−$980.50K
3,613,123
3.24%
$119.77M
+11.6%
Klee Justin B.
Co-Chief Executive Officer
—
$980.26K (2)
−$980.26K
3,613,056
3.24%
$119.77M
+15.1%
FRATES JAMES M
Chief Financial Officer
—
$349.82K (2)
−$349.82K
273,625
0.2456%
$9.07M
+105.0%
Bedrosian Camille L
Chief Medical Officer
—
$324.87K (2)
−$324.87K
278,064
0.2496%
$9.22M
+79.1%
Mazzariello Gina
Chief Legal Officer
—
$309.51K (2)
−$309.51K
190,838
0.1713%
$6.33M
+26.0%
MILNE GEORGE M JR
Director
—
—
—
812,881
0.7295%
$26.95M
−5.3%
Firestone Karen
Director
—
—
—
116,900
0.1049%
$3.88M
+112.5%
Zeiher Bernhardt G
Director
—
—
—
10,000
0.0090%
$331.49K
—

Individual transactions

12
Insider
Date
Role
Action
Shares
Price
Amount
Cohen Joshua B
10 Sep 2026
Co-Chief Executive Officer
Sell
919
$33.15
$30.46K
Cohen Joshua B
10 Sep 2026
Co-Chief Executive Officer
Sell
29,545
$32.16
$950.04K
Klee Justin B.
10 Sep 2026
Co-Chief Executive Officer
Sell
1,439
$33.16
$47.71K
Klee Justin B.
10 Sep 2026
Co-Chief Executive Officer
Sell
29,025
$32.13
$932.55K
Mazzariello Gina
10 Sep 2026
Chief Legal Officer
Sell
11
$33.34
$366.74
Mazzariello Gina
10 Sep 2026
Chief Legal Officer
Sell
9,525
$32.46
$309.14K
FRATES JAMES M
10 Sep 2026
Chief Financial Officer
Sell
1,042
$33.23
$34.63K
FRATES JAMES M
10 Sep 2026
Chief Financial Officer
Sell
9,768
$32.27
$315.19K
Bedrosian Camille L
10 Sep 2026
Chief Medical Officer
Sell
2,081
$33.09
$68.86K
Bedrosian Camille L
10 Sep 2026
Chief Medical Officer
Sell
7,947
$32.21
$256.00K
Firestone Karen
31 Aug 2026
Director
Exercised, kept
25,000
$5.05
$126.25K
Firestone Karen
31 Aug 2026
Director
Exercised, kept
25,000
$1.76
$44.00K

What was left out

Form 4 filings counted 11
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 10
Transactions with no price 0
Shares from compensation/vesting 236,976
History held since 10 Jan 2022