Lamson Christopher B (CIK 1907830) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-01-21). Recent activity: Sell ODC (3,528 shares), Buy ODC (8,000 shares), Sell ODC (2,500 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-01-21 | Oil-Dri Corp of America (ODC) | Group Vice President | Sell | 3,528 | $197,709 |
| 2025-10-21 | Oil-Dri Corp of America (ODC) | Group Vice President | Buy | 8,000 | $472,560 |
| 2025-07-21 | Oil-Dri Corp of America (ODC) | Group VP of Retail & Wholesale | Sell | 2,500 | $154,375 |
来源：SEC Form 4 申报文件 · 截至 2026-01-21