MAZZARIELLO GINA

PrivateCIK: 1913765
Location

CAMBRIDGE, MA

MAZZARIELLO GINA (Chief Legal Officer) sold 2.4% of their position (3.42K shares) of AMYLYX PHARMACEUTICALS, INC. on the open market

Open‑market sale worth $48.4K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderMAZZARIELLO GINACIK 1913765
Officer· Chief Legal Officer
Since Feb 2022
-3.42K
Net shares
Net seller
$48.4K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
3.42K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

3.42K

Price / share

$14.14

Trade value

$48.35K

% of position

2.4%
2/23/2026
144.69K141.27K
Total

Net shares

3.42K

Net value

-$48.35K

Derivative Transactions0
No derivative transactions reported
MAZZARIELLO GINA — Insider Transaction (Form 4) Filed Feb 25, 2026 | Finecho