Louis Berkman Investment CO (CIK 1351834) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-11-26). Recent activity: Buy AP (93,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-11-26 | AMPCO PITTSBURGH CORP (AP) | 10% Owner | Buy | 93,000 | $248,310 |
来源：SEC Form 4 申报文件 · 截至 2025-11-26