Merck & Co., Inc. MRK

148.78 0.80 0.54% as of 25 Sep
Market cap
$365.4B
P/E
119×
Indexes indicate stock being part of an index,
Growth Flags show if company had growth for consecutive years

Merck & Co., Inc. (MRK) Shares outstanding

Merck & Co., Inc.'s shares outstanding at the end of fiscal 2025 was $2.5B, unchanged from fiscal 2024. At the end of the quarter to 30 June 2026 it was $2.5B. Over the past ten years it has ranged from $2.5B (fiscal 2025) to $2.8B (fiscal 2015) — the current reading is the lowest in ten years. Merck & Co., Inc. ranks 3rd of 20 Drug Manufacturers General companies by shares outstanding.

Shares outstanding, annual

Annual

Period Shares outstanding Change
FY2025 $2.5B (1.34%)
FY2024 $2.5B (0.24%)
FY2023 $2.5B 0.20%
FY2022 $2.5B 0.16%
FY2021 $2.5B (0.12%)
FY2020 $2.5B (1.51%)
FY2019 $2.6B (3.70%)
FY2018 $2.7B (2.51%)
FY2017 $2.7B (1.40%)
FY2016 $2.8B (1.90%)

Quarterly

Period Shares outstanding Change
Jun 2026 $2.5B (0.08%)
Mar 2026 $2.5B (1.40%)
Dec 2025 $2.5B 0.36%
Sep 2025 $2.5B (0.60%)
42 more quarters

Against its own ten years

Low $2.5B High $2.8B
Ten-year median $2.5B
Current reading's percentile 9

Shares outstanding against peers

What Shares outstanding is

Shares (Diluted, Weighted) tells an investor how many shares a company’s earnings are spread across once potential new shares are counted.

Reported line item

The full definition of Shares outstanding →

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