Disclosure profile

Who’s trading MRK?

Merck & Co., Inc.

Every disclosed Congress and corporate-insider transaction in MRK (Merck & Co., Inc.) — 44 trades from 29 politicians and executives, each AI-scored. Updated as new filings land.

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FilerActionAmountFiledScore

Karsanbhai Surendralal LancaSEC Form 4——2026-06-025

Seidman Christine ESEC Form 4——2026-06-025

THULIN INGE GSEC Form 4——2026-06-026

Coe Mary EllenSEC Form 4——2026-06-026

GLOCER THOMAS HSEC Form 4——2026-06-025

LAVIZZO-MOUREY RISA JSEC Form 4——2026-06-026

Mayo StephenSEC Form 4——2026-06-026

Rothman PaulSEC Form 4——2026-06-024

RUSSO PATRICIA FSEC Form 4——2026-06-026

BAKER DOUGLAS M JRSEC Form 4——2026-06-025

Craig Pamela J.SEC Form 4——2026-06-026

Guindo ChirfiSEC Form 4——2026-05-016

Chattopadhyay SanatSEC Form 4——2026-05-018

Williams David MichaelSEC Form 4——2026-05-015

DeLuca Richard R.SEC Form 4——2026-05-017

Smart Dalton E. IIISEC Form 4——2026-05-016

Li Dean YSEC Form 4——2026-05-016

Zachary JenniferSEC Form 4——2026-05-016

Larson Betty DSEC Form 4——2026-05-017

Litchfield CarolineSEC Form 4——2026-05-012

Hon. Josh GottheimerHouse PTRBuy$1k2026-03-167

Hon. Julie JohnsonHouse PTRSell$1k2026-01-157

Hon. Julie JohnsonHouse PTRSell$1k2025-12-117

Hon. Gilbert CisnerosHouse PTRBuy$1k2025-09-127

Hon. Julie JohnsonHouse PTRSell$1k2025-09-117

Hon. Marjorie Taylor GreeneHouse PTRBuy$1k2025-08-297

Hon. Julie JohnsonHouse PTRBuy$1k2025-07-147

Hon. Scott Scott FranklinHouse PTRSell$1k2025-07-147

Hon. Scott Scott FranklinHouse PTRBuy$1k2025-07-037

Hon. Gilbert CisnerosHouse PTRSell$1k2025-06-067

Hon. Rob BresnahanHouse PTRSell$15k2025-05-318

Hon. Marjorie Taylor GreeneHouse PTRBuy$1k2025-05-067

Hon. Gilbert CisnerosHouse PTRBuy$1k2025-05-067

Hon. Kelly Louise MorrisonHouse PTRSell$1k2025-04-117

Hon. Marjorie Taylor GreeneHouse PTRBuy$1k2025-04-117

Hon. Gilbert CisnerosHouse PTRSell$15k2025-04-077

Hon. Gilbert CisnerosHouse PTRBuy$15k2025-03-068

Hon. Julie JohnsonHouse PTRBuy$1k2025-02-127

Hon. Gilbert CisnerosHouse PTRSell$1k2025-02-117

Hon. Jared MoskowitzHouse PTRSell$1k2025-02-107

Hon. Josh GottheimerHouse PTRSell$15k2025-02-108

Hon. Byron DonaldsHouse PTRSell$1k2025-02-107

Public-record disclosures (SEC Form 4 & Congressional PTRs). Research tool — not investment advice.