Allen Tony (CIK 1847222) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-10). Recent activity: Sell GHC (7 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-10 | Graham Holdings Co (GHC) | Director | Sell | 7 | $6,600 |
Source: SEC Form 4 filings · as of 2026-03-10