AtriCure, Inc. Common Stock Shares Outstanding

• AtriCure, Inc. showed an increase of +1.9% in Common Stock Shares Outstanding from 2024 to 2025.
• This data is from AtriCure, Inc.'s annual report (Form 10-K), filed with the SEC on February 19, 2026.
• XBRL data for this metric is available from 2010 to 2025 (16 years of filings). Earlier data may not exist in machine-readable XBRL format as companies adopted electronic filing at different times.
• Quarterly values from 10-Q filings: Q2 2011: 16.28 million shares | Q3 2011: 16.27 million shares | Q1 2012: 16.49 million shares | Q2 2012: 16.37 million shares | Q3 2012: 16.67 million shares | Q1 2013: 20,901 shares | Q2 2013: 20.98 million shares | Q3 2013: 21.02 million shares | Q1 2014: 27.40 million shares | Q2 2014: 27.47 million shares | Q3 2014: 27.47 million shares | Q1 2015: 28.36 million shares | Q2 2015: 28.54 million shares | Q3 2015: 28.45 million shares | Q1 2016: 33.08 million shares | Q2 2016: 33.20 million shares | Q3 2016: 33.24 million shares | Q1 2017: 33.95 million shares | Q2 2017: 34.33 million shares | Q3 2017: 34.47 million shares | Q1 2018: 35.04 million shares | Q2 2018: 35.31 million shares | Q3 2018: 35.65 million shares | Q1 2019: 38.66 million shares | Q2 2019: 38.77 million shares | Q3 2019: 39.55 million shares | Q1 2020: 40.08 million shares | Q2 2020: 44.94 million shares | Q3 2020: 45.02 million shares | Q1 2021: 45.62 million shares | Q2 2021: 45.88 million shares | Q3 2021: 45.93 million shares | Q1 2022: 46.27 million shares | Q2 2022: 46.42 million shares | Q3 2022: 46.44 million shares | Q1 2023: 47.24 million shares | Q2 2023: 47.35 million shares | Q3 2023: 47.39 million shares | Q1 2024: 48.38 million shares | Q2 2024: 48.69 million shares | Q3 2024: 48.75 million shares | Q1 2025: 49.49 million shares | Q2 2025: 49.69 million shares | Q3 2025: 49.71 million shares.
• Over the full 16 years of available data (2010 to 2025), AtriCure, Inc.'s Common Stock Shares Outstanding has grown by 217.9%.
• Historical annual values: Fiscal year 2025: 49.79 million shares | Fiscal year 2024: 48.87 million shares | Fiscal year 2023: 47.53 million shares | Fiscal year 2022: 46.56 million shares | Fiscal year 2021: 46.02 million shares | Fiscal year 2020: 45.35 million shares | Fiscal year 2019: 39.66 million shares | Fiscal year 2018: 38.60 million shares | Fiscal year 2017: 34.59 million shares | Fiscal year 2016: 33.34 million shares | Fiscal year 2015: 32.27 million shares | Fiscal year 2014: 27.58 million shares | Fiscal year 2013: 23.25 million shares | Fiscal year 2012: 16.90 million shares | Fiscal year 2011: 16.37 million shares | Fiscal year 2010: 15.66 million shares.
• Data sourced from SEC EDGAR public filings as of August 9, 2026.

Last verified: August 9, 2026