Yang Alex Keun Mo (CIK 2103399) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-28). Recent activity: Buy PLYX (88,453 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-28 | Polaryx Therapeutics, Inc. (PLYX) | Chief Executive Officer | Buy | 88,453 | $360,004 |
Source: SEC Form 4 filings · as of 2026-05-28