US-listed stock · MRK

Merck & Co. (MRK): trades by Congress and insiders

In the last 12 months, 7 members of Congress disclosed 18 trades (9 buys, 9 sales).

Congress trades

1812 months

Members trading

712 months

Insider buys / sales

0 / 012 months

Last close

$145.609 Oct 2026

One-year change

+66.4%

114 disclosed buys and sales on record since 27 May 2015; Congress bought an estimated $188 thousand and sold $170 thousand in the last 12 months. Insider counts are open-market trades only: awards, option exercises and tax withholding are left out.

Members of Congress who traded MRK

Last three years, by number of disclosed trades.

• Ro Khanna House · D-CA23 trades
• Gilbert Cisneros House · D-CA8 trades
• Michael McCaul House · R-TX5 trades
• Julie Johnson House · D-TX5 trades
• Maria Elvira Salazar House · R-FL3 trades
• Marjorie Taylor Greene House · R-GA3 trades
• Rob Bresnahan House · R-PA3 trades
• Jared Moskowitz House · D-FL3 trades
• Josh Gottheimer House · D-NJ2 trades
• Valerie Hoyle House · D-OR2 trades
• Lisa McClain House · R-MI2 trades
• Ritchie Torres House · D-NY2 trades

Latest disclosures