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Insider selling
Chirfi Guindo sold $1.4M of Merck & Co., Inc. (MRK) stock
Chirfi Guindo, EVP, Access, Policy & Comms of Merck & Co., Inc. (MRK), sold 10,000 shares of MRK stock worth $1.4M, per an SEC Form 4 filed Aug 13, 2026.
It was an open-market sale.
The trade was reported on Aug 13, 2026.
MRK has moved +11.3% since the trade date, from $135.55 to $150.91 (Sep 22, 2026 close).
- Traded
- Aug 13, 2026
- Disclosed
- Aug 13, 2026
- Filing delay
- 0 days
- Price since
- +11.3%
- Role
- EVP, Access, Policy & Comms
- Source
- SEC Form 4
More MRK insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.