Quick Answer
Arthur J. Gallagher & Co. reported Shares Outstanding of 257.00 million shares for fiscal year 2025.
Arthur J. Gallagher & Co. Shares Outstanding — Annual History
| Fiscal Year | Shares Outstanding | YoY Change |
|---|---|---|
| 2025 | 257.00M | +2.8% |
| 2024 | 250.00M | +15.4% |
| 2023 | 216.70M | +2.3% |
| 2022 | 211.90M | +1.6% |
| 2021 | 208.50M | +7.6% |
| 2020 | 193.70M | +3.0% |
| 2019 | 188.10M | +2.2% |
| 2018 | 184.00M | +1.7% |
| 2017 | 181.00M | +1.5% |
| 2016 | 178.30M | +0.8% |
| 2015 | 176.90M | +7.5% |
| 2014 | 164.60M | +23.2% |
| 2013 | 133.60M | +6.4% |
| 2012 | 125.60M | +9.5% |
| 2011 | 114.70M | +5.8% |
| 2010 | 108.40M | +5.8% |
| 2009 | 102.50M | — |
Quarterly Shares Outstanding
| Quarter Ending | Shares Outstanding | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | 256.80M | +17.0% | +0.2% |
| June 30, 2025 | 256.40M | +17.0% | +0.1% |
| March 31, 2025 | 256.10M | +17.2% | +2.4% |
| December 31, 2024 | 250.00M | +15.4% | +13.9% |
| September 30, 2024 | 219.40M | +1.6% | +0.1% |
| June 30, 2024 | 219.10M | +1.7% | +0.3% |
| March 31, 2024 | 218.50M | +2.0% | +0.8% |
| December 31, 2023 | 216.70M | +2.3% | +0.4% |
- Arthur J. Gallagher & Co. showed an increase of +2.8% in Shares Outstanding compared to the prior fiscal year.
- Over the 2009–2025 period, Arthur J. Gallagher & Co.’s shares outstanding has grown by 150.7% (from 102.50 million shares to 257.00 million shares).
- The most recent figure is from Arthur J. Gallagher & Co.’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 17, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
Last verified: