SIC: 8200 - SERVICES-EDUCATIONAL SERVICES
State location: VA | State of Inc.: DE | Fiscal Year End: 1231
formerly: WASHINGTON POST CO (filings through 2013-11-18)
(CF Office: 07 Trade & Services)
Get insider transactions for this issuer.
Get insider transactions for this reporting owner.
| Filings | Format | Description | Filing Date | File/Film Number |
|---|---|---|---|---|
| ARS | Documents | Annual Report to Security Holders Acc-no: 0001193125-25-063228 (34 Act) Size: 52 MB |
2025-03-26 | 001-06714 25770245 |
| DEFA14A | Documents | Additional definitive proxy soliciting materials and Rule 14(a)(12) material Acc-no: 0001193125-25-063222 (34 Act) Size: 459 KB |
2025-03-26 | 001-06714 25770239 |
| DEF 14A | Documents Interactive Data | Other definitive proxy statements Acc-no: 0001193125-25-063218 (34 Act) Size: 7 MB |
2025-03-26 | 001-06714 25770234 |
| SCHEDULE 13D/A | Documents | [Amend] General Statement of Acquisition of Beneficial Ownership Acc-no: 0000950157-25-000189 (34 Act) Size: 18 KB |
2025-02-28 | 005-64497 25682915 |
| 8-K | Documents Interactive Data | Current report, items 2.02 and 9.01
Acc-no: 0000104889-25-000023 (34 Act) Size: 806 KB |
2025-02-26 | 001-06714 25666294 |
| 10-K | Documents Interactive Data | Annual report [Section 13 and 15(d), not S-K Item 405] Acc-no: 0000104889-25-000022 (34 Act) Size: 23 MB |
2025-02-26 | 001-06714 25666259 |
| 8-K | Documents Interactive Data | Current report, items 5.02 and 9.01
Acc-no: 0000104889-25-000019 (34 Act) Size: 166 KB |
2025-02-25 | 001-06714 25664372 |
| 13F-HR | Documents | Quarterly report filed by institutional managers, Holdings Acc-no: 0000104889-25-000016 (34 Act) Size: 5 KB |
2025-02-14 | 028-22110 25629432 |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000012 Size: 8 KB |
2025-01-29 | |
| 144 | Documents | Report of proposed sale of securities Acc-no: 0001971857-25-000059 (33 Act) Size: 4 KB |
2025-01-06 | 001-06714 25511742 |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000010 Size: 6 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000009 Size: 6 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000008 Size: 4 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000007 Size: 5 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000006 Size: 6 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000005 Size: 8 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000004 Size: 4 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000003 Size: 4 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000002 Size: 4 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-25-000001 Size: 4 KB |
2025-01-06 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-24-000075 Size: 4 KB |
2024-11-14 | |
| 13F-HR | Documents | Quarterly report filed by institutional managers, Holdings Acc-no: 0000104889-24-000073 (34 Act) Size: 5 KB |
2024-11-14 | 028-22110 241463185 |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-24-000067 Size: 6 KB |
2024-11-08 | |
| UPLOAD | Documents | [Cover]SEC-generated letter Acc-no: 0000000000-24-012379 Size: 39 KB |
2024-11-07 | 001-06714 |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000950157-24-001477 Size: 12 KB |
2024-11-05 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000950157-24-001476 Size: 11 KB |
2024-11-05 | |
| 8-K | Documents Interactive Data | Current report, items 2.02 and 9.01
Acc-no: 0000104889-24-000066 (34 Act) Size: 767 KB |
2024-10-30 | 001-06714 241407546 |
| 10-Q | Documents Interactive Data | Quarterly report [Sections 13 or 15(d)] Acc-no: 0000104889-24-000065 (34 Act) Size: 13 MB |
2024-10-30 | 001-06714 241407533 |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000950157-24-001422 Size: 12 KB |
2024-10-17 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000950157-24-001421 Size: 11 KB |
2024-10-17 | |
| 11-K | Documents | Annual report of employee stock purchase, savings and similar plans Acc-no: 0000104889-24-000062 (34 Act) Size: 143 KB |
2024-10-04 | 001-06714 241354133 |
| 11-K | Documents | Annual report of employee stock purchase, savings and similar plans Acc-no: 0000104889-24-000061 (34 Act) Size: 138 KB |
2024-10-04 | 001-06714 241354131 |
| 11-K | Documents | Annual report of employee stock purchase, savings and similar plans Acc-no: 0000104889-24-000060 (34 Act) Size: 144 KB |
2024-10-04 | 001-06714 241354118 |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-24-000056 Size: 4 KB |
2024-10-02 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-24-000055 Size: 4 KB |
2024-10-02 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-24-000054 Size: 4 KB |
2024-10-02 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000104889-24-000053 Size: 4 KB |
2024-10-02 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000950157-24-001296 Size: 12 KB |
2024-09-25 | |
| 4 | Documents | Statement of changes in beneficial ownership of securities Acc-no: 0000950157-24-001295 Size: 11 KB |
2024-09-25 | |
| CORRESP | Documents | [Cover]Correspondence Acc-no: 0000104889-24-000049 Size: 11 KB |
2024-09-23 |