Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:46672cdc-b9af-c15e-31c2-50b7e3f30b7b 2026-09-17T01:54:37-04:00 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 MRK: GUPTA GAURAV K (VP) Filed a Form 3, Becoming a Registered Insider at MERCK AND CO INC With Initial Direct Holdings of 750 urn:uuid:f010fe4e-6bfa-a923-1724-b3c2c6a60345 2026-09-01T15:40:40-04:00 MRK: GUINDO CHIRFI (VP) Sold (S) 10k Shares of MERCK AND CO INC for $135.00 on 8/13 urn:uuid:77b6240b-aaf9-8257-3e11-2ec9e9f7285e 2026-08-13T17:02:25-04:00 MRK: ZACHARY JENNIFER (VP,GC) Exercised 54,927 Options (OE) of MERCK AND CO INC for $84.71 on 8/12, and Sold Them All urn:uuid:506526e9-8d58-9d7d-dd79-715638b90422 2026-08-13T16:11:35-04:00 MRK: DELUCA RICHARD R (VP,PR) Sold (S) 45,320 Shares of MERCK AND CO INC for $130.43-$132.04 on 8/10-8/12 urn:uuid:e8569e96-ef70-8335-669c-6c2358e73c8c 2026-08-12T16:10:52-04:00 MRK: DELUCA RICHARD R (VP,PR) Sold (S) 6,050 Shares of MERCK AND CO INC for $130.23-$131.02 on 8/6 urn:uuid:4d19f6db-1d49-c5fb-ce68-b4a1230f4f67 2026-08-10T16:28:12-04:00 MRK: MARALDO DAVID R (VP,PR) Exercised 18,706 Options (OE) of MERCK AND CO INC for $73.73-$84.71 on 8/5, and Sold Them All urn:uuid:9f9b80cf-1f81-9c48-f265-b5e60b807f6c 2026-08-07T16:21:19-04:00 MRK: WILLIAMS DAVID MICHAEL (VP,IO) Exercised 52,847 Options (OE) of MERCK AND CO INC for $73.73 on 8/5, and Sold Them All urn:uuid:b3909a35-19ee-9856-728f-95f422a67144 2026-08-07T16:19:20-04:00