MACHATHA STEPHEN

PrivateCIK: 1836354
Location

LEXINGTON, MA

MACHATHA STEPHEN (Chief Development Officer) sold 9.1% of their position (22.07K shares) of ALDEYRA THERAPEUTICS, INC. on the open market

Open‑market sale worth $113.7K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderMACHATHA STEPHENCIK 1836354
Officer· Chief Development Officer
Since Dec 2020
-22.07K
Net shares
Net seller
$113.7K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
22.07K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

22.07K

Price / share

$5.15

Trade value

$113.71K

% of position

9.1%
8/11/2025
243.87K221.80K
Total

Net shares

22.07K

Net value

-$113.71K

Derivative Transactions0
No derivative transactions reported
MACHATHA STEPHEN — Insider Transaction (Form 4) Filed Aug 13, 2025 | Finecho