Guindo Chirfi 4
4 · Merck & Co., Inc. · Filed May 1, 2025
Insider Transaction Report
Form 4
Guindo Chirfi
Chief Marketing Officer
Transactions
- Award
Restricted Stock Unit
2025-04-29+5,902→ 5,902 totalFrom: 2026-04-29Exp: 2028-04-29→ Common Stock (5,902 underlying) - Award
Stock Option (Right to Buy)
2025-04-29+26,867→ 26,867 totalExercise: $84.71From: 2026-04-29Exp: 2035-04-28→ Common Stock (26,867 underlying)
Holdings
- 69,826.125
Common Stock
- 55.416(indirect: By 401(k))
Common Stock-401(k) Plan
Footnotes (5)
- [F1]Holdings include shares acquired in dividend reinvestment transactions.
- [F2]Includes shares acquired and dividends earned through April 7, 2025 in the Merck U.S. Savings Plan, a 401(k) plan.
- [F3]Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.
- [F4]These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 4/29/2026, 4/29/2027 and 4/29/2028.
- [F5]The option vests and becomes exercisable in three equal installments on 4/29/2026, 4/29/2027 and 4/29/2028.