GATX CORP Common Stock Shares Outstanding

• GATX CORP showed a decrease of -0.5% in Common Stock Shares Outstanding from 2024 to 2025.
• This data is from GATX CORP's annual report (Form 10-K), filed with the SEC on February 19, 2026.
• XBRL data for this metric is available from 2009 to 2025 (17 years of filings). Earlier data may not exist in machine-readable XBRL format as companies adopted electronic filing at different times.
• Over the full 17 years of available data (2009 to 2025), GATX CORP's Common Stock Shares Outstanding has declined by 23.2%.
• Historical annual values: Fiscal year 2025: 35.40 million shares | Fiscal year 2024: 35.58 million shares | Fiscal year 2023: 35.46 million shares | Fiscal year 2022: 35.27 million shares | Fiscal year 2021: 35.42 million shares | Fiscal year 2020: 35.05 million shares | Fiscal year 2019: 34.83 million shares | Fiscal year 2018: 36.61 million shares | Fiscal year 2017: 37.90 million shares | Fiscal year 2016: 39.44 million shares | Fiscal year 2015: 41.97 million shares | Fiscal year 2014: 44.20 million shares | Fiscal year 2013: 45.87 million shares | Fiscal year 2012: 46.90 million shares | Fiscal year 2011: 46.65 million shares | Fiscal year 2010: 46.36 million shares | Fiscal year 2009: 46.10 million shares.
• Data sourced from SEC EDGAR public filings as of June 24, 2026.

Last verified: June 24, 2026