Berwick Donald M (CIK 1656313) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-25). Recent activity: Buy NRC (7,697 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-25 | NRC HEALTH (NRC) | Director | Buy | 7,697 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-06-25