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Merck & Co., Inc.
MRKCIK: 0000310158
Merck & Co., Inc. (MRK) has recorded 50 insider filings from 17 unique insiders, totaling $83.9M in trading activity (net selling). Insiders have sold $7.3M while purchasing $0. Insider sales can reflect personal financial planning rather than a bearish view — always consider the full context. The most active insider by volume is Davis Robert M. All data sourced from SEC Form 4 filings and updated as new disclosures are filed.
Total Volume
$83.9M
Purchases
$0
Sales
$7.3M
Unique Insiders
17
Recent Insider Trades (50)
Other
$0
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$0
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$0
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Other
$0
Sell
$1.2M
1 sale
Sell
$1.2M
1 sale
Sell
$609.5K
1 sale
Sell
$1.8M
1 sale
Sell
$2.4M
1 sale
Grant
$1.2M
1 grant
Grant
$612.5K
1 grant
Grant
$1.5M
1 grant
Grant
$1.7M
1 grant
Grant
$5.1M
1 grant
Grant
$114.5K
1 grant
Grant
$2.2M
1 grant
Grant
$539.8K
1 grant
Grant
$1.3M
1 grant
Williams David MichaelEVP,Chief Info&Digital Officer
Filed Jan 28, 2026
Grant
$656.4K
1 grant
Grant
$1.1M
1 grant
Other
$0
Other
$0
Other
$0