Merck & Co., Inc. (MRK) — Shares Outstanding

Annual figures by fiscal year, from SEC filings.

2008: 2.14B2009: 2.27B2010: 3.1K2011: 3.09B2012: 3.08B2013: 3.00B2014: 2.93B2015: 2.84B2016: 2.79B2017: 2.75B2018: 2.68B2019: 2.58B2020: 2.54B2021: 2.54B2022: 2.54B2023: 2.55B2024: 2.54B2025: 2.51B2.51B
2008Shares Outstanding (shares)2025
Fiscal YearShares OutstandingChange YoY
20252.51B-1.3%
20242.54B-0.2%
20232.55B+0.2%
20222.54B+0.2%
20212.54B-0.1%
20202.54B-1.5%
20192.58B-3.7%
20182.68B-2.5%
20172.75B-1.4%
20162.79B-1.9%
20152.84B-3.0%
20142.93B-2.3%
20133.00B-2.6%
20123.08B-0.6%
20113.09B+99166566.7%
20103.1K-100.0%
20092.27B+6.1%
20082.14B