Arthur J. Gallagher & Co. Shares Outstanding 2008–2025
Arthur J. Gallagher & Co. reported 257.0M of shares outstanding for fiscal 2025. That was 2.8% higher than fiscal 2024. Compared with fiscal 2020, the change was +32.7%. A rising share count can dilute per-share ownership; the filings should be checked for issuance and stock-compensation details.
| Fiscal year | Shares Outstanding | Change (YoY) |
|---|---|---|
| FY 2025 | 257.0M | +2.8% |
| FY 2024 | 250.0M | +15.4% |
| FY 2023 | 216.7M | +2.3% |
| FY 2022 | 211.9M | +1.6% |
| FY 2021 | 208.5M | +7.6% |
| FY 2020 | 193.7M | +3.0% |
| FY 2019 | 188.1M | +2.2% |
| FY 2018 | 184.0M | +1.7% |
| FY 2017 | 181.0M | +1.5% |
| FY 2016 | 178.3M | +0.8% |
| FY 2015 | 176.9M | +7.5% |
| FY 2014 | 164.6M | +23.2% |
| FY 2013 | 133.6M | +6.4% |
| FY 2012 | 125.6M | +9.5% |
| FY 2011 | 114.7M | +5.8% |
| FY 2010 | 108.4M | +5.8% |
| FY 2009 | 102.5M | — |
| FY 2008 | 0.0M | — |
Source: Arthur J. Gallagher & Co. SEC filings — balance sheet (10-K), split-adjusted. Computed deterministically; refreshed nightly (last updated August 2, 2026). Open AJG 10-K filings at SEC EDGAR · Methodology · Download CSV.
How to read this history
Arthur J. Gallagher & Co. reported 257.0M of shares outstanding for fiscal 2025. That was 2.8% higher than fiscal 2024. Compared with fiscal 2020, the change was +32.7%. A rising share count can dilute per-share ownership; the filings should be checked for issuance and stock-compensation details. Values remain missing when the cached filing does not disclose a comparable line item; they are never estimated. Stock splits, reorganizations and fiscal-calendar changes can reduce comparability.
Prepared and reviewed by the stockportfolio.pro research desk. Corrections: support@stockportfolio.pro.
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What is Arthur J. Gallagher & Co.'s shares outstanding?
Arthur J. Gallagher & Co. (AJG) reported shares outstanding of 257.0M for fiscal year 2025, per its SEC filings.
Where does this data come from?
Figures are computed from Arthur J. Gallagher & Co.'s official SEC filings (balance sheet (10-K), split-adjusted), refreshed nightly. Not investment advice.
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