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$MRK
$142.55 +$1.94 (1.38%) Live

Insider Transactions

What Merck & Co Inc's executives and directors are doing with their own shares, from SEC Form 3/4/5 filings — separating what the filings state (awards, withholding, disclosed plans) from what only the pattern of dates shows.

Insider trades

3 months 12 months
Open-market buys 0 0
Sells 17 35
Total trades 25 91

Shares traded

3 months 12 months
Acquired 126,480 513,913
Disposed 228,238 607,947
Net activity −101,758 −94,034

See the story behind these numbers

View rich charts and dive into the patterns of specific insiders — who is accumulating, who is winding down, and which sale explanations the filings actually support.

Open-market buyer Disclosed 10b5-1 Heavy discretionary Sign up free

All transactions

Insider Relation Date Transaction Shares Price Value Shares held
Guindo Chirfi EVP, Access, Policy & Comms Aug 13 Open-market sale · S −10,000 $135.00 −$1.35M 36,613
DeLuca Richard R. EVP&Pres, Merck Animal Heallth Aug 12 Open-market sale · S −600 $132.04 −$79.2K 110,167
DeLuca Richard R. EVP&Pres, Merck Animal Heallth Aug 12 Open-market sale · S −11,099 $131.61 −$1.46M 110,767
Zachary Jennifer EVP, General Counsel Aug 12 Open-market sale · S −80,315 $133.46 −$10.7M 45,509
Zachary Jennifer EVP, General Counsel Aug 12 Exercise / conversion · M +13,433 $84.71 +$1.14M 125,824
Zachary Jennifer EVP, General Counsel Aug 12 Exercise / conversion · M +41,494 $117.89 +$4.89M 112,391
DeLuca Richard R. EVP&Pres, Merck Animal Heallth Aug 11 Open-market sale · S −5,427 $132.35 −$718K 121,866
DeLuca Richard R. EVP&Pres, Merck Animal Heallth Aug 11 Open-market sale · S −7,410 $131.33 −$973K 127,293
DeLuca Richard R. EVP&Pres, Merck Animal Heallth Aug 10 Open-market sale · S −20,784 $130.43 −$2.71M 134,703
Guindo Chirfi EVP, Access, Policy & Comms Aug 06 Open-market sale · S −15,000 $131.00 −$1.97M 46,613
DeLuca Richard R. EVP&Pres, Merck Animal Heallth Aug 06 Open-market sale · S −300 $131.02 −$39.3K 155,487
DeLuca Richard R. EVP&Pres, Merck Animal Heallth Aug 06 Open-market sale · S −4,945 $130.23 −$644K 155,787
DeLuca Richard R. EVP&Pres, Merck Animal Heallth Aug 06 Open-market sale · S −805 $131.02 −$105K 160,732
Williams David Michael EVP,Chief Info&Digital Officer Aug 05 Open-market sale · S −34,705 $128.77 −$4.47M 31,716
Williams David Michael EVP,Chief Info&Digital Officer Aug 05 Exercise / conversion · M +34,705 $73.73 +$2.56M 66,421
Williams David Michael EVP,Chief Info&Digital Officer Aug 05 Open-market sale · S −13,542 $128.77 −$1.74M 31,716
Williams David Michael EVP,Chief Info&Digital Officer Aug 05 Exercise / conversion · M +13,542 $75.36 +$1.02M 45,258
Williams David Michael EVP,Chief Info&Digital Officer Aug 05 Open-market sale · S −4,600 $128.77 −$592K 31,716
Williams David Michael EVP,Chief Info&Digital Officer Aug 05 Exercise / conversion · M +4,600 $77.62 +$357K 36,316
Maraldo David R. EVP & Pres. MMD Aug 05 Open-market sale · S −2,686 $128.72 −$346K 18,212

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