Spok Holdings, Inc SEC filings SPOK
Spok Holdings, Inc has 1,000 filings in SEC EDGAR's recent list, going back to Dec 2, 2013. Its latest annual report, Form ARS, was filed on Apr 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 29, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Nov 4, 2026 | Nov 2, 2026 |
| 144 | Notice of proposed sale | Nov 3, 2026 | — |
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| 4 | Insider transaction | Aug 11, 2026 | Aug 10, 2026 |
| 4 | Insider transaction | Aug 11, 2026 | Aug 10, 2026 |
| 144 | Notice of proposed sale | Aug 10, 2026 | — |
| 144 | Notice of proposed sale | Aug 10, 2026 | — |
| 4 | Insider transaction | Aug 4, 2026 | Aug 3, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Aug 3, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Aug 3, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 11, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 5, 2026 |
| 144 | Notice of proposed sale | May 5, 2026 | — |
| 4 | Insider transaction | Apr 14, 2026 | Apr 14, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Apr 1, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Mar 4, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 4, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 4, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 4, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Jan 7, 2026 | Jan 5, 2026 |
| 4 | Insider transaction | Jan 7, 2026 | Jan 5, 2026 |
| 4 | Insider transaction | Jan 7, 2026 | Jan 5, 2026 |
| 4 | Insider transaction | Jan 7, 2026 | Jan 5, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Oct 1, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Sep 5, 2025 | Sep 4, 2025 |
| 4 | Insider transaction | Sep 4, 2025 | Sep 2, 2025 |
| 4 | Insider transaction | Aug 26, 2025 | Aug 22, 2025 |
| 4 | Insider transaction | Aug 26, 2025 | Aug 25, 2025 |
| 144 | Notice of proposed sale | Aug 25, 2025 | — |
| 4 | Insider transaction | Aug 22, 2025 | Aug 21, 2025 |
| 4 | Insider transaction | Aug 22, 2025 | Aug 20, 2025 |
| 144 | Notice of proposed sale | Aug 21, 2025 | — |
| 4 | Insider transaction | Aug 20, 2025 | Aug 18, 2025 |
| 4 | Insider transaction | Aug 18, 2025 | Aug 14, 2025 |
| 144 | Notice of proposed sale | Aug 14, 2025 | — |
| 144 | Notice of proposed sale | Aug 14, 2025 | — |
| 4 | Insider transaction | Aug 14, 2025 | Aug 12, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 13, 2025 | — |
| 4 | Insider transaction | Aug 6, 2025 | Aug 4, 2025 |
| 4 | Insider transaction | Aug 6, 2025 | Aug 5, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Aug 4, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Aug 4, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Aug 4, 2025 |
| 144 | Notice of proposed sale | Aug 5, 2025 | — |
| 144 | Notice of proposed sale | Aug 4, 2025 | — |
| 144 | Notice of proposed sale | Aug 4, 2025 | — |
| 144 | Notice of proposed sale | Aug 4, 2025 | — |
| 144 | Notice of proposed sale | Aug 4, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 29, 2025 | — |
| 4 | Insider transaction | Jul 1, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | May 12, 2025 | May 9, 2025 |
| 144 | Notice of proposed sale | May 9, 2025 | — |
| 4 | Insider transaction | May 8, 2025 | May 7, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 6, 2025 |
| 144 | Notice of proposed sale | May 7, 2025 | — |
| 144 | Notice of proposed sale | May 6, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 30, 2025 | — |
| 4 | Insider transaction | Apr 1, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 1, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 1, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 1, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 1, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Mar 14, 2025 | Mar 13, 2025 |
| 4 | Insider transaction | Mar 12, 2025 | Mar 10, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 7, 2025 |
| 144 | Notice of proposed sale | Mar 6, 2025 | — |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 4, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 4, 2025 |
| 144 | Notice of proposed sale | Mar 4, 2025 | — |
| 4 | Insider transaction | Mar 4, 2025 | Mar 3, 2025 |
| 144 | Notice of proposed sale | Mar 4, 2025 | — |
| 144 | Notice of proposed sale | Mar 3, 2025 | — |
| 144 | Notice of proposed sale | Mar 3, 2025 | — |
| 144 | Notice of proposed sale | Mar 3, 2025 | — |
| 4 | Insider transaction | Jan 3, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 2, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 2, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 2, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 2, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 2, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Nov 20, 2024 | Nov 19, 2024 |
| 144 | Notice of proposed sale | Nov 19, 2024 | — |
| 4 | Insider transaction | Nov 15, 2024 | Nov 13, 2024 |
| 4 | Insider transaction | Nov 14, 2024 | Nov 13, 2024 |
| 144 | Notice of proposed sale | Nov 13, 2024 | — |
| 4 | Insider transaction | Nov 13, 2024 | Nov 11, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 4, 2024 | — |
| 4 | Insider transaction | Oct 2, 2024 | Oct 1, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Oct 1, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Oct 1, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Oct 1, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Oct 1, 2024 |
| 4 | Insider transaction | Aug 21, 2024 | Aug 20, 2024 |
| 144 | Notice of proposed sale | Aug 20, 2024 | — |
| 4 | Insider transaction | Aug 19, 2024 | Aug 19, 2024 |
| 144 | Notice of proposed sale | Aug 19, 2024 | — |
| 4 | Insider transaction | Jul 1, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jul 1, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jul 1, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jul 1, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jul 1, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 144 | Notice of proposed sale | Mar 1, 2024 | — |
| 4 | Insider transaction | Mar 1, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 29, 2024 |
| 144 | Notice of proposed sale | Mar 1, 2024 | — |
| 144 | Notice of proposed sale | Mar 1, 2024 | — |
| 144 | Notice of proposed sale | Feb 29, 2024 | — |
| 4 | Insider transaction | Feb 29, 2024 | Feb 27, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jan 26, 2024 | — |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 2, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 2, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 2, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 2, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 2, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Dec 6, 2023 | Dec 4, 2023 |
| 144 | Notice of proposed sale | Dec 5, 2023 | — |
| 4 | Insider transaction | Dec 5, 2023 | Dec 1, 2023 |
| 4 | Insider transaction | Dec 5, 2023 | Dec 1, 2023 |
| 144 | Notice of proposed sale | Dec 4, 2023 | — |
| 4 | Insider transaction | Dec 4, 2023 | Nov 30, 2023 |
| 144 | Notice of proposed sale | Dec 1, 2023 | — |
| 144 | Notice of proposed sale | Nov 30, 2023 | — |
| 4 | Insider transaction | Nov 29, 2023 | Nov 27, 2023 |
| 144 | Notice of proposed sale | Nov 27, 2023 | — |
| 4 | Insider transaction | Nov 6, 2023 | Nov 6, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Jul 3, 2023 | Jul 3, 2023 |
| 4 | Insider transaction | Jul 3, 2023 | Jul 3, 2023 |
| 4 | Insider transaction | Jul 3, 2023 | Jul 3, 2023 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Radiotelephone Communications (SIC 4812)
- Listed as
- SPOK (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Plano, TX
- SEC filer status
- Accelerated filer
- SEC CIK
- 1289945
- Former names
- USA Mobility, Inc (until Jul 8, 2014); Wizards-Patriots Holdings, Inc. (until Jul 1, 2004)
Other Radiotelephone Communications companies
- T-Mobile US, Inc. TMUS
- Deutsche Telekom AG DTEGY
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- Vodafone Group Public Ltd Co VOD
- Telus Corp TU
- Millicom International Cellular SA TIGO
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- VEON Ltd. VEON
Source: SEC EDGAR filings. This is company-reported data, not investment advice.