Spok Holdings, Inc Common Stock Shares Outstanding

• Spok Holdings, Inc showed an increase of +1.6% in Common Stock Shares Outstanding from 2024 to 2025.
• This data is from Spok Holdings, Inc's annual report (Form 10-K), filed with the SEC on February 26, 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.
• Over the full 16 years of available data (2010 to 2025), Spok Holdings, Inc's Common Stock Shares Outstanding has declined by 6.6%.
• Historical annual values: Fiscal year 2025: 20.61 million shares | Fiscal year 2024: 20.28 million shares | Fiscal year 2023: 19.99 million shares | Fiscal year 2022: 19.70 million shares | Fiscal year 2021: 19.83 million shares | Fiscal year 2020: 19.38 million shares | Fiscal year 2019: 19.07 million shares | Fiscal year 2018: 19.39 million shares | Fiscal year 2017: 20.14 million shares | Fiscal year 2016: 20.53 million shares | Fiscal year 2015: 20.89 million shares | Fiscal year 2014: 21.98 million shares | Fiscal year 2013: 21.65 million shares | Fiscal year 2012: 21.70 million shares | Fiscal year 2011: 22.11 million shares | Fiscal year 2010: 22.07 million shares.
• Data sourced from SEC EDGAR public filings as of June 23, 2026.

Last verified: June 23, 2026