Company
MRK · CIK 0000310158
Purchase.
Filer Maria Elvira Salazar · Chamber House · District FL27 · Transaction Type Purchase · Asset Type Stock
Traded Aug 19, 2026 · Disclosed Sep 9, 2026FILED +21 DAYS
Source: House Clerk PTR · 20035411 · filed 2026-09-09 · View filing →
Purchase.
Filer Maria Elvira Salazar · Chamber House · District FL27 · Transaction Type Purchase · Asset Type Stock
Traded Aug 19, 2026 · Disclosed Sep 9, 2026FILED +21 DAYS
Source: House Clerk PTR · 20035411 · filed 2026-09-09 · View filing →
Purchase.
Filer Maria Elvira Salazar · Chamber House · District FL27 · Transaction Type Purchase · Asset Type Stock
Traded Aug 19, 2026 · Disclosed Sep 9, 2026FILED +21 DAYS
Source: House Clerk PTR · 20035411 · filed 2026-09-09 · View filing →
Purchase.
Filer Ro Khanna · Chamber House · District CA17 · Transaction Type Purchase · Asset Type Stock
Traded Aug 7, 2026 · Disclosed Sep 4, 2026FILED +28 DAYS
Source: House Clerk PTR · 9116328 · filed 2026-09-04 · View filing →
Sale of 10,000 shares at $135.00 per share.
Reporting Person Guindo Chirfi · Officer Title EVP, Access, Policy & Comms · Transaction Code S
Traded Aug 13, 2026 · Disclosed Aug 13, 2026
Source: SEC Form 4 · 0000310158-26-000223 · filed 2026-08-13 · View filing →
Acquisition (code M) of 41,494 shares at $117.89 per share.
Reporting Person Zachary Jennifer · Officer Title EVP, General Counsel · Transaction Code M
Traded Aug 12, 2026 · Disclosed Aug 13, 2026
Source: SEC Form 4 · 0000310158-26-000221 · filed 2026-08-13 · View filing →
Acquisition (code M) of 13,433 shares at $84.71 per share.
Reporting Person Zachary Jennifer · Officer Title EVP, General Counsel · Transaction Code M
Traded Aug 12, 2026 · Disclosed Aug 13, 2026
Source: SEC Form 4 · 0000310158-26-000221 · filed 2026-08-13 · View filing →
Sale of 80,315 shares at $133.4557 per share.
Reporting Person Zachary Jennifer · Officer Title EVP, General Counsel · Transaction Code S
Traded Aug 12, 2026 · Disclosed Aug 13, 2026
Source: SEC Form 4 · 0000310158-26-000221 · filed 2026-08-13 · View filing →
Sale of 11,099 shares at $131.6128 per share.
Reporting Person DeLuca Richard R. · Officer Title EVP&Pres, Merck Animal Heallth · Transaction Code S
Traded Aug 12, 2026 · Disclosed Aug 12, 2026
Source: SEC Form 4 · 0000310158-26-000219 · filed 2026-08-12 · View filing →
Sale of 600 shares at $132.0367 per share.
Reporting Person DeLuca Richard R. · Officer Title EVP&Pres, Merck Animal Heallth · Transaction Code S
Traded Aug 12, 2026 · Disclosed Aug 12, 2026
Source: SEC Form 4 · 0000310158-26-000219 · filed 2026-08-12 · View filing →
Sale of 7,410 shares at $131.3313 per share.
Reporting Person DeLuca Richard R. · Officer Title EVP&Pres, Merck Animal Heallth · Transaction Code S
Traded Aug 11, 2026 · Disclosed Aug 12, 2026
Source: SEC Form 4 · 0000310158-26-000219 · filed 2026-08-12 · View filing →
Sale of 5,427 shares at $132.3496 per share.
Reporting Person DeLuca Richard R. · Officer Title EVP&Pres, Merck Animal Heallth · Transaction Code S
Traded Aug 11, 2026 · Disclosed Aug 12, 2026
Source: SEC Form 4 · 0000310158-26-000219 · filed 2026-08-12 · View filing →
Sale of 20,784 shares at $130.4345 per share.
Reporting Person DeLuca Richard R. · Officer Title EVP&Pres, Merck Animal Heallth · Transaction Code S
Traded Aug 10, 2026 · Disclosed Aug 12, 2026
Source: SEC Form 4 · 0000310158-26-000219 · filed 2026-08-12 · View filing →
Sale.
Filer Keith Self · Chamber House · Owner Self · Transaction Type Sale · Asset Type Stock
Traded Jan 10, 2025 · Disclosed Jun 30, 2026FILED +536 DAYS
Source: House Clerk PTR · 9116197 · filed 2026-06-30 · View filing →
Purchase.
Filer Josh Gottheimer · Chamber House · District NJ05 · Owner Joint · Transaction Type Purchase · Asset Type Stock
Traded Feb 4, 2026 · Disclosed Mar 16, 2026FILED +40 DAYS
Source: House Clerk PTR · 20034130 · filed 2026-03-16 · View filing →