Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:a9f97edb-72bc-019d-bc07-6758b70c6482 2026-09-14T19:03:36-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services GHC: MAAS JACOB (VP) Acquired (JB) 1k Shares of GRAHAM HOLDINGS CO for $0.00 on 8/28 urn:uuid:b89bbb9f-a65d-652e-b999-4df6c92d90b8 2026-08-31T17:45:53-04:00 GHC: MAAS JACOB (VP) Disposed (JS) 501 Shares of GRAHAM HOLDINGS CO for $1,159.23 on 8/28 urn:uuid:e1bf88b2-d2e1-b014-48b0-f103de778183 2026-08-31T17:45:53-04:00 GHC: O SHAUGHNESSY TIMOTHY J (PR,CEO,DIR) Disposed (JS) 4,211 Shares of GRAHAM HOLDINGS CO for $0.00 on 8/13 urn:uuid:1ed8333e-39f0-e2b3-c597-8601e556c5d5 2026-08-14T16:18:16-04:00 GHC: O SHAUGHNESSY LAURA (BO) Disposed (JS) 4,211 Shares of GRAHAM HOLDINGS CO for $0.00 on 8/13 urn:uuid:abc99513-f16d-0428-326e-dfcf113c1a1f 2026-08-14T16:16:57-04:00 GHC: WAGONER G RICHARD JR (DIR) Acquired (JB) 21 Shares of GRAHAM HOLDINGS CO for $1,161.11 on 7/1 urn:uuid:c3f4ce6e-14f4-c66e-09c8-caf45b99b232 2026-07-06T16:59:19-04:00 GHC: MULCAHY ANNE M (DIR) Acquired (JB) 21 Shares of GRAHAM HOLDINGS CO for $1,161.11 on 7/1 urn:uuid:8aa4a9fc-e3cd-71b6-3683-2dbc0e132083 2026-07-06T16:57:59-04:00 GHC: MARKELL JACK A (DIR) Acquired (JB) 7 Shares of GRAHAM HOLDINGS CO for $1,161.11 on 7/1 urn:uuid:adceb7c9-b04d-4e19-b218-6aeb57122322 2026-07-06T16:56:55-04:00 GHC: DAVIS CHRISTOPHER C (DIR) Acquired (JB) 23 Shares of GRAHAM HOLDINGS CO for $1,161.11 on 7/1 urn:uuid:7b169d73-e0bb-921d-28ce-71f0b0c2226b 2026-07-06T16:55:34-04:00 GHC: CONLEY DANIELLE Y (DIR) Acquired (JB) 19 Shares of GRAHAM HOLDINGS CO for $1,161.11 on 7/1 urn:uuid:0bf3d383-dc34-8834-4d75-6f9d85e31b89 2026-07-06T16:53:52-04:00 GHC: O SHAUGHNESSY LAURA (BO) Disposed (JS) 400 Shares of GRAHAM HOLDINGS CO for $0.00 on 5/26 urn:uuid:25954407-ee8c-5b83-f9f6-e9c06754638f 2026-05-28T11:09:35-04:00