RHYTHM PHARMACEUTICALS, INC. Common Stock Shares Outstanding

• RHYTHM PHARMACEUTICALS, INC. showed an increase of +7.7% in Common Stock Shares Outstanding from 2024 to 2025.
• This data is from RHYTHM PHARMACEUTICALS, INC.'s annual report (Form 10-K), filed with the SEC on February 26, 2026.
• XBRL data for this metric is available from 2016 to 2025 (10 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: Q3 2017: 1.77 million shares | Q1 2018: 27.28 million shares | Q2 2018: 34.17 million shares | Q3 2018: 34.38 million shares | Q1 2019: 34.43 million shares | Q2 2019: 34.50 million shares | Q3 2019: 34.58 million shares | Q1 2020: 44.00 million shares | Q2 2020: 44.12 million shares | Q3 2020: 44.20 million shares | Q1 2021: 50.20 million shares | Q2 2021: 50.23 million shares | Q3 2021: 50.27 million shares | Q1 2022: 50.39 million shares | Q2 2022: 50.45 million shares | Q3 2022: 55.76 million shares | Q1 2023: 56.85 million shares | Q2 2023: 56.90 million shares | Q3 2023: 59.09 million shares | Q1 2024: 60.96 million shares | Q2 2024: 61.10 million shares | Q3 2024: 61.44 million shares | Q1 2025: 63.49 million shares | Q2 2025: 63.91 million shares | Q3 2025: 66.68 million shares.
• Over the full 10 years of available data (2016 to 2025), RHYTHM PHARMACEUTICALS, INC.'s Common Stock Shares Outstanding has grown by 559.1%.
• Historical annual values: Fiscal year 2025: 67.21 million shares | Fiscal year 2024: 62.39 million shares | Fiscal year 2023: 59.43 million shares | Fiscal year 2022: 56.61 million shares | Fiscal year 2021: 50.28 million shares | Fiscal year 2020: 44.24 million shares | Fiscal year 2019: 44.00 million shares | Fiscal year 2018: 34.41 million shares | Fiscal year 2017: 27.28 million shares | Fiscal year 2016: 10.20 million shares.
• Data sourced from SEC EDGAR public filings as of August 9, 2026.

Last verified: August 9, 2026