MAZZARIELLO GINA

PrivateCIK: 1913765
Location

CAMBRIDGE, MA

MAZZARIELLO GINA (Chief Legal Officer) sold 14.3% of their position (30K shares) of AMYLYX PHARMACEUTICALS, INC. on the open market

Open‑market sale worth $538.9K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderMAZZARIELLO GINACIK 1913765
Officer· Chief Legal Officer
Since Feb 2022
-30K
Net shares
Net seller
$538.9K
Total sold
2
Open market trades
0B · 2S
2
Total transactions
30K disposed
Non-Derivative Transactions2

Common Stock

Direct
S · Sale

Shares

15K

Price / share

$18.32

Trade value

$274.75K

% of position

7.2%
7/9/2026
209.09K194.09K

Common Stock

Direct
S · Sale

Shares

15K

Price / share

$17.61

Trade value

$264.12K

% of position

7.7%
7/10/2026
194.09K179.09K
Total

Net shares

30K

Net value

-$538.87K

Derivative Transactions0
No derivative transactions reported