Merck & Co., Inc.(MRK)NASDAQ
Company Profile & Information
Company Profile
Business overview, scale, and footprint
Business Overview
Merck & Co., Inc. operates as a healthcare company worldwide. It offers human health pharmaceutical for various areas under the Keytruda, Keytruda Qlex, Welireg, Gardasil, ProQuad, M-M-R II, Varivax, Vaxneuvance, Capvaxive, RotaTeq, Pneumovax 23, Bridion, Prevymis, Dificid, Zerbaxa, Winrevair, Adempas/ Verquvo, Ohtuvayre, Lagevrio, Isentress/Isentress HD, Delstrigo, Pifeltro, Belsomra, Januvia, and Janumet brands. The company also provides veterinary pharmaceuticals, vaccines and health management solutions and services, such as livestock products under the Nuflor, Bovilis/Vista, Bovilis Cryptium, Banamine, Estrumate, Matrix, Resflor, Zuprevo, Revalor, Safe-Guard, M+Pac, Porcilis, Circumvent, Nobilis/Innovax, Paracox and Coccivac, Exzolt, Slice, Imvixa, Clynav, Aquavac/Norvax, Aquaflor, Flexolt brands; Allflex Livestock Intelligence solutions; and companion animal products under the Bravecto One-Month, Bravecto Injectable/Quantum, Bravecto TriUNO, Bravecto Plus, Sentinel Spectrum, Sentinel Flavor Tabs, Numelvi, Optimmune, Nobivac NXT, GilvetMab, Otomax, Mometamax, Mometamax Ultra, Posatex, Caninsulin/Vetsulin, Panacur, Safeguard, Regumate, Prestige, Scalibor/Exspot, Sure Petcare, and Home Again brands. It has development and commercialization agreement for three of Daiichi Sankyo's deruxtecan ADC candidates; AstraZeneca PLC to co-development and co-commercialize AstraZeneca's Lynparza products for multiple cancer types; licensed to develop, manufacture and commercialize LM-299, a novel investigational PD-1/VEGF bispecific antibody from LaNova; and collaboration agreement with Eisai Co., Ltd., Bayer AG, and Ridgeback Biotherapeutics LP, as well Moderna, Inc. Merck & Co., Inc. has strategic collaboration with Infinimmune, Inc. to discover and develop antibodies against multiple therapeutic targets. The company was founded in 1891 and is headquartered in Rahway, New Jersey.
Insider Transactions
Open-market activity and option exercises
Insider Activity Summary
Insider trading activity for Merck & Co., Inc. (MRK) over the last 3 months consists of 65 total transactions. Among these, company executives and board members conducted 65 buys (totaling 1,015,761 shares) and 0 sells (totaling 0 shares). This activity resulted in a net change of 1,015,761 shares, reflecting net buying interest with an estimated net acquisitions value of $20.95M.
65 insider transactions found. Showing 10 of 65 transactions.
| Insider Name | Relation to Company | Shares Changed | Price | Transaction Date |
|---|---|---|---|---|
| SMART DALTON E. III | Officer | 383 | $42957.00 | May 1, 2026 |
| MARALDO DAVID R. | Officer | 552 | $0.06 | May 1, 2026 |
| SMART DALTON E. III | Officer | 1,408 | $0.16 | Apr 30, 2026 |
| LARSON BETTY D | Officer | 13,435 | $N/A | Apr 30, 2026 |
| WILLIAMS DAVID MICHAEL | Chief Technology Officer | 1,377 | $N/A | Apr 29, 2026 |
| LI DEAN Y | Officer | 4,722 | $N/A | Apr 29, 2026 |
| OOSTHUIZEN JOHANNES JACOBUS | Officer | 1,377 | $N/A | Apr 29, 2026 |
| LITCHFIELD CAROLINE | Chief Financial Officer | 3,935 | $N/A | Apr 29, 2026 |
| DELUCA RICHARD ROBERT JR. | Officer | 2,518 | $N/A | Apr 29, 2026 |
| GUINDO CHIRFI | Officer | 1,967 | $0.22 | Apr 29, 2026 |