Gulyas John (CIK 1987854) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-08-20). Recent activity: Buy JFB (10,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-08-20 | JFB Construction Holdings (JFB) | Director | Buy | 10,000 | $0 |
来源：SEC Form 4 申报文件 · 截至 2025-08-20