Investor resources

Access FAQs, stockholder services, contact information and more.
















Merck stock investment plan

Access the Merck stock investment plan

Stock purchase and dividend reinvestment are available through the Merck Stock Investment Program.

Some features of the program include:

  • Automatic Reinvestment of Dividends
  • Optional Cash Investments
  • Full Investment of Plan Funds

Services administered by EQ Shareowner Services

Some links on this page direct you to non-Merck sites. Merck & Co., Inc., does not review or control the content of any non-Merck site. Merck & Co., Inc., does not endorse and is not responsible for the accuracy, content, practices, or standards of any non-Merck sources.

Account access

Login to my account

Login to “My Account” to

  • View balance and transactions
  • Obtain tax information and forms
  • Purchase and sell shares

Shareowner forms

Services administered by EQ Shareowner Services

For investors and analysts

For questions, please contact our team.

Call us: (732) 594-1468

Email: investor_relations@merck.com

For stockholders

Call 800-522-9114, Monday – Friday, 8:00 a.m. – 8:00 p.m., ET to:

  • Verify your holdings
  • Change your address
  • Report lost or missing dividends
  • Transfer stocks or change ownership
  • Report lost stock certificates

Or write to:

EQ Shareowner Services
1110 Centre Pointe Curve
Suite 101
Mendota Heights, MN, USA 55120-4100

Request certain mailed materials

Address for registered mail/Federal express

1110 Centre Pointe Curve, Suite 101

Mendota Heights, MN, USA 55120-4100

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For questions, please contact our team.

Contact investor relations