Lamson Christopher B (CIK 1907830) reported 6 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), Sell ODC (3,154 shares), Sell ODC (843 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 |
| 2025-01-24 | Oil-Dri Corp of America (ODC) | Group VP of Retail & Wholesale | Sell | 3,154 | $134,834 |
| 2025-01-24 | Oil-Dri Corp of America (ODC) | Group VP of Retail & Wholesale | Sell | 843 | $35,794 |
| 2025-01-23 | Oil-Dri Corp of America (ODC) | Group VP of Retail & Wholesale | Sell | 3,552 | $155,258 |
Source: SEC Form 4 filings · as of 2026-01-21