O ANDREW JOHN

PrivateCIK: 2103158
Location

PARAMUS, NJ

O ANDREW JOHN enters POLARYX THERAPEUTICS, INC. with 471.81K shares — 100% direct ownership

Full direct ownership at entry is the strongest form of insider alignment with shareholders.

Direct
InsiderO ANDREW JOHNCIK 2103158
Officer· Chief Investment Officer
Since Jan 2026
471.81K
Baseline shares
100% direct
471.81K
Direct ownership
1 position
0.00
Derivative underlying
0 instruments
1
Security positions
All direct
Non-Derivative Holdings1

Common Stock

Direct
Shares owned471.81K
Total
471.81K direct471.81K
Derivative Holdings0
No derivative holdings reported
O ANDREW JOHN — Initial Ownership Disclosure (Form 3) Filed Jan 29, 2026 | Finecho