Johannes Jacobus Oosthuizen
EVP, Oncology & Int?l; President, U.S. Market · 4 filings · Latest: May 5, 2026
Merck & Co., Inc.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
MRK | Johannes Jacobus Oosthuizen | EVP, Oncology & Int?l | Apr 29, 2026 | Option Exercise | $110.03 | 1,377 | $151.5K | 22,574.389 | |
MRK | JOHANNES JACOBUS OOSTHUIZEN | — | Feb 6, 2026 | Proposed Sale | $121.87 | 15,000 | $1.8M | — | |
MRK | Johannes Jacobus Oosthuizen | President, U.S. Market | Feb 6, 2026 | Sale | $121.87 | 15,000 | $1.8M | 21,197.389 | |
MRK | JOHANNES JACOBUS OOSTHUIZEN | — | Feb 19, 2025 | Proposed Sale | $84.09 | 8,500 | $714.7K | — |