| SC 13G/A | 2024-03-11 | VANGUARD GROUP INC | Graham Holdings Co | 352,934 | 10.1% | EDGAR |
| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | Graham Holdings Co | 350,606 | 9.8% | EDGAR |
| SC 13G/A | 2024-02-09 | DIMENSIONAL FUND ADVISORS LP | Graham Holdings Co | 293,906 | 8.2% | EDGAR |
| SC 13G/A | 2024-01-23 | BlackRock Inc. | Graham Holdings Co | 463,100 | 12.9% | EDGAR |
| SC 13G/A | 2023-09-11 | VANGUARD GROUP INC | Graham Holdings Co | 369,591 | 10.0% | EDGAR |
| SC 13G/A | 2023-02-14 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | Graham Holdings Co | - | 3.0% | EDGAR |
| SC 13G/A | 2023-02-10 | DIMENSIONAL FUND ADVISORS LP | Graham Holdings Co | 294,532 | 7.7% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | Graham Holdings Co | 366,892 | 9.6% | EDGAR |
| SC 13G/A | 2023-01-26 | BlackRock Inc. | Graham Holdings Co | 466,106 | 12.1% | EDGAR |
| SC 13G/A | 2023-01-20 | BlackRock Inc. | Graham Holdings Co | 466,106 | 12.1% | EDGAR |
| SC 13G/A | 2022-02-14 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | Graham Holdings Co | - | 7.5% | EDGAR |
| SC 13G/A | 2022-02-10 | VANGUARD GROUP INC | Graham Holdings Co | 360,885 | 9.0% | EDGAR |
| SC 13G/A | 2022-02-08 | DIMENSIONAL FUND ADVISORS LP | Graham Holdings Co | 263,111 | 6.6% | EDGAR |
| SC 13G/A | 2022-01-27 | BlackRock Inc. | Graham Holdings Co | 468,408 | 11.7% | EDGAR |
| SC 13G/A | 2022-01-25 | BlackRock Inc. | Graham Holdings Co | 468,408 | 11.7% | EDGAR |
| SC 13G/A | 2021-07-12 | BlackRock Inc. | Graham Holdings Co | 474,214 | 11.7% | EDGAR |
| SC 13G/A | 2021-02-12 | DIMENSIONAL FUND ADVISORS LP | Graham Holdings Co | 281,024 | 7.0% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | Graham Holdings Co | 345,687 | 8.6% | EDGAR |
| SC 13G/A | 2021-01-29 | BlackRock Inc. | Graham Holdings Co | 336,685 | 8.3% | EDGAR |
| SC 13G/A | 2021-01-11 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | Graham Holdings Co | 165,499 | 5.5% | EDGAR |