LANDIS G. MICHAEL

PrivateCIK: 1548560
Location

PHILADELPHIA, PA

LANDIS G. MICHAEL (Chief Financial Officer) purchased 1.3% of their position (2.87K shares) of POLARYX THERAPEUTICS, INC. on the open market

Open‑market purchase worth $8.0K — a small addition. The strongest form of insider conviction signal.

P · 1 purchase
InsiderLANDIS G. MICHAELCIK 1548560
DirectorOfficer· Chief Financial Officer
Since Feb 2026
+2.87K
Net shares
Net buyer
$8.0K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
2.87K acquired
Non-Derivative Transactions1

Common Stock

Direct
P · Purchase

Shares

+2.87K

Price / share

$2.79

Trade value

$7.99K

% of position

1.3%
2/18/2026
225.36K228.22K
Total

Net shares

+2.87K

Net value

$7.99K

Derivative Transactions0
No derivative transactions reported
LANDIS G. MICHAEL — Insider Transaction (Form 4) Filed Feb 20, 2026 | Finecho