See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
Transactions0
Insider Involved0
Total Buys$0.00
Total Sells$0.00
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Feb 12, 2026 Guindo Chirfi |
Guindo Chirfi
Chief Marketing Officer
|
Sell |
10,000 | $121.46 | 10,000 $121.46 $1,214,562 |
Feb 10, 2026 Li Dean Y |
Li Dean Y
Executive VP & President, MRL
|
Sell |
10,235 | $117.52 | 10,235 $117.52 $1,202,844 |
Feb 09, 2026 Guindo Chirfi |
Guindo Chirfi
Chief Marketing Officer
|
Sell |
10,000 | $118.41 | 10,000 $118.41 $1,184,101 |
Feb 09, 2026 Zachary Jennifer |
Zachary Jennifer
EVP, General Counsel
|
Sell |
25,946 | $119.15 | 25,946 $119.15 $3,091,523 |
Feb 09, 2026 Zachary Jennifer |
Zachary Jennifer
EVP, General Counsel
|
Sell |
56,792 | $119.15 | 56,792 $119.15 $6,766,892 |
Feb 09, 2026 Zachary Jennifer |
Zachary Jennifer
EVP, General Counsel
|
Sell |
38,835 | $119.15 | 38,835 $119.15 $4,627,276 |
Feb 06, 2026 DeLuca Richard R. |
DeLuca Richard R.
EVP&Pres, Merck Animal Heallth
|
Sell |
37,685 | $120.92 | 37,685 $120.92 $4,557,025 |
Feb 06, 2026 Williams David Michael |
Williams David Michael
EVP,Chief Info&Digital Officer
|
Sell |
5,000 | $121.91 | 5,000 $121.91 $609,525 |
Feb 05, 2026 Guindo Chirfi |
Guindo Chirfi
Chief Marketing Officer
|
Sell |
20,000 | $121.88 | 20,000 $121.88 $2,437,676 |
Feb 04, 2026 Li Dean Y |
Li Dean Y
Executive VP & President, MRL
|
Sell |
15,087 | $118.77 | 15,087 $118.77 $1,791,824 |
Feb 04, 2026 Davis Robert M |
Davis Robert M
Chairman, CEO & President
|
Sell |
14,972 | $117.38 | 14,972 $117.38 $1,757,407 |
Feb 04, 2026 Davis Robert M |
Davis Robert M
Chairman, CEO & President
|
Sell |
32,462 | $118.35 | 32,462 $118.35 $3,841,920 |
Feb 04, 2026 Smart Dalton |
Smart Dalton
SVP Fin. - Global Controller
|
Sell |
4,000 | $119.68 | 4,000 $119.68 $478,700 |
Feb 04, 2026 Smart Dalton |
Smart Dalton
SVP Fin. - Global Controller
|
Sell |
2,400 | $119.68 | 2,400 $119.68 $287,220 |
Nov 10, 2025 Downing Cristal N |
Downing Cristal N
Chief Comm. & Public Afrs Ofcr
|
Sell |
7,085 | $87.00 | 7,085 $87.00 $616,395 |
Nov 03, 2025 Williams David Michael |
Williams David Michael
EVP,Chief Info&Digital Officer
|
Sell |
8,614 | $83.59 | 8,614 $83.59 $720,040 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Apr 25, 2025 Smart Dalton |
Smart Dalton
SVP Fin. - Global Controller
|
Sell |
4,262 | $82.76 | 4,262 $82.76 $352,723 |
Feb 14, 2024 Litchfield Caroline |
Litchfield Caroline
EVP & CFO
|
Sell |
38,291 | $125.50 | 38,291 $125.50 $4,805,521 |
Feb 14, 2024 Davis Robert M |
Davis Robert M
Chairman, CEO & President
|
Sell |
85,021 | $125.40 | 85,021 $125.40 $10,661,574 |
Feb 13, 2024 Romanelli Joseph |
Romanelli Joseph
President, Human Health Int?l
|
Sell |
1,000 | $124.89 | 1,000 $124.89 $124,888 |
Feb 13, 2024 Davis Robert M |
Davis Robert M
Chairman, CEO & President
|
Sell |
25,324 | $126.37 | 25,324 $126.37 $3,200,277 |
Feb 13, 2024 Davis Robert M |
Davis Robert M
Chairman, CEO & President
|
Sell |
124,676 | $125.74 | 124,676 $125.74 $15,677,147 |
Feb 09, 2024 Li Dean Y |
Li Dean Y
Executive VP & President, MRL
|
Sell |
14,702 | $125.50 | 14,702 $125.50 $1,845,083 |
Feb 07, 2024 Williams David Michael |
Williams David Michael
EVP,Chief Info&Digital Officer
|
Sell |
1,451 | $127.57 | 1,451 $127.57 $185,108 |
Feb 02, 2024 Oosthuizen Johannes Jacobus |
Oosthuizen Johannes Jacobus
President, U.S. Market
|
Sell |
18,959 | $127.18 | 18,959 $127.18 $2,411,111 |
Feb 02, 2024 Zachary Jennifer |
Zachary Jennifer
EVP, General Counsel
|
Sell |
49,499 | $126.97 | 49,499 $126.97 $6,284,779 |
Feb 02, 2024 MIZELL STEVEN |
MIZELL STEVEN
EVP, Chief HR Officer
|
Sell |
50,694 | $126.65 | 50,694 $126.65 $6,420,349 |
Nov 09, 2023 Oosthuizen Johannes Jacobus |
Oosthuizen Johannes Jacobus
President, U.S. Market
|
Sell |
2,081 | $102.38 | 2,081 $102.38 $213,061 |
Nov 08, 2023 DeLuca Richard R. |
DeLuca Richard R.
EVP&Pres, Merck Animal Heallth
|
Sell |
43,823 | $105.03 | 43,823 $105.03 $4,602,668 |
Aug 14, 2023 MIZELL STEVEN |
MIZELL STEVEN
EVP, Chief HR Officer
|
Sell |
4,250 | $109.01 | 4,250 $109.01 $463,293 |
Aug 03, 2023 MIZELL STEVEN |
MIZELL STEVEN
EVP, Chief HR Officer
|
Sell |
4,500 | $105.49 | 4,500 $105.49 $474,701 |
Aug 02, 2023 Romanelli Joseph |
Romanelli Joseph
President, Human Health Int?l
|
Sell |
30 | $107.37 | 30 $107.37 $3,221 |
Aug 02, 2023 Romanelli Joseph |
Romanelli Joseph
President, Human Health Int?l
|
Sell |
59 | $107.37 | 59 $107.37 $6,335 |
May 04, 2023 Karachun Rita A |
Karachun Rita A
Sr. VP Fince-Global Controller
|
Sell |
15,875 | $117.53 | 15,875 $117.53 $1,865,843 |
May 04, 2023 Zachary Jennifer |
Zachary Jennifer
EVP, General Counsel
|
Sell |
19,141 | $117.59 | 19,141 $117.59 $2,250,834 |
May 03, 2023 MIZELL STEVEN |
MIZELL STEVEN
EVP, Chief HR Officer
|
Sell |
13,000 | $119.01 | 13,000 $119.01 $1,547,112 |
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