Merck & Co. MRK Common stock, shares authorized (in shares)
Common stock, shares authorized (in shares) at other companies
Other financials
Where this comes from
Reported directly by Merck & Co. in its filing.
Tagged under the XBRL concept us-gaap:CommonStockSharesAuthorized.
The official record: Merck & Co.’s 10-Q, filed May 4, 2026, on SEC EDGAR. View the filing →
Ask your AI about Merck & Co.'s common stock, shares authorized (in shares).
Connect your AI assistant and compare it to peers, right in your chat.
Connect your AI

Claude
Questions, answered.
- What is Merck & Co.'s common stock, shares authorized (in shares)?
- Merck & Co. (MRK) reported common stock, shares authorized (in shares) of 6.5B in Q1 2026.
- How has Merck & Co.'s common stock, shares authorized (in shares) changed year-over-year?
- Merck & Co.'s common stock, shares authorized (in shares) decreased by 0.0% year-over-year, from 6.5B to 6.5B.
- What is the long-term trend for Merck & Co.'s common stock, shares authorized (in shares)?
- Over 5 years (2020 to 2025), Merck & Co.'s common stock, shares authorized (in shares) has grown at a 0.0% compound annual growth rate (CAGR), from 6.5B to 6.5B.