🕵️ Graham Holdings Co ($GHC)
SEC insider & ownership activity, last 12 months · CIK 104889 · every row links its SEC filing
Over the last 12 months insiders sold $7K with no open-market buying against it. Allen Tony sold $7K in discretionary trades (Jul). No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 1 seller, $7K (1 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Allen Tony | 0 | – | 1 | $7K | Jul 30, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 11.7% | 13G | Apr 29, 2025 | filing ↗ | |
| Dimensional Fund Advisors LP | 7.0% | 13G | Jan 21, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.2% | 13G | Apr 29, 2026 | filing ↗ | |
| Vanguard Capital Management | 5.0% | 13G | Apr 30, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | May 5, 2026 | filing ↗ |
| Other events (8.01) | May 1, 2026 | filing ↗ |
| Earnings (2.02) | Apr 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 30, 2026 | filing ↗ |
| Earnings (2.02) | Feb 25, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 25, 2026 | filing ↗ |
| Material agreement (1.01) | Nov 24, 2025 | filing ↗ |
| New financial obligation (2.03) | Nov 24, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 24, 2025 | filing ↗ |
| Other events (8.01) | Nov 13, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 13, 2025 | filing ↗ |
| Other events (8.01) | Nov 12, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 12, 2025 | filing ↗ |
| Earnings (2.02) | Oct 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 29, 2025 | filing ↗ |
| Earnings (2.02) | Jul 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 30, 2025 | filing ↗ |