Tenable Holdings, Inc. SEC filings TENB
Tenable Holdings, Inc. has 879 filings in SEC EDGAR's recent list, going back to Jun 29, 2016. Its latest annual report, Form ARS, was filed on Apr 2, 2026 for the period ended Apr 2, 2026. The latest quarterly report (Form 10-Q) was filed on Nov 3, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Nov 4, 2026 | Nov 2, 2026 |
| 4 | Insider transaction | Nov 4, 2026 | Nov 2, 2026 |
| 10-Q | Quarterly report | Nov 3, 2026 | Sep 30, 2026 |
| 144 | Notice of proposed sale | Nov 2, 2026 | — |
| 144 | Notice of proposed sale | Nov 2, 2026 | — |
| 144 | Notice of proposed sale | Nov 2, 2026 | — |
| 8-K |
Current report
Results of operations
|
Oct 28, 2026 | Oct 28, 2026 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Oct 13, 2026 | Oct 13, 2026 |
| 3 | Initial insider ownership | Oct 6, 2026 | Oct 5, 2026 |
| 4 | Insider transaction | Oct 6, 2026 | Oct 5, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 6, 2026 | Oct 5, 2026 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Unregistered share sale, Other events
|
Sep 15, 2026 | Sep 10, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Sep 4, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Sep 4, 2026 | — |
| 4 | Insider transaction | Aug 25, 2026 | Aug 24, 2026 |
| 4 | Insider transaction | Aug 25, 2026 | Aug 21, 2026 |
| 4 | Insider transaction | Aug 25, 2026 | Aug 24, 2026 |
| 4 | Insider transaction | Aug 25, 2026 | Aug 24, 2026 |
| 4 | Insider transaction | Aug 20, 2026 | Aug 18, 2026 |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 4 | Insider transaction | Aug 11, 2026 | Aug 7, 2026 |
| 4 | Insider transaction | Aug 11, 2026 | Aug 3, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 5, 2026 |
| 144 | Notice of proposed sale | Aug 7, 2026 | — |
| 10-Q | Quarterly report | Aug 4, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2026 | Jul 29, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 15, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jun 5, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jun 4, 2026 | — |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 22, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
May 21, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 8-K |
Current report
Shareholder vote results
|
May 13, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 10-Q | Quarterly report | May 5, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | May 5, 2026 | May 4, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| 8-K |
Current report
Results of operations
|
Apr 29, 2026 | Apr 29, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| 4 | Insider transaction | Apr 17, 2026 | Apr 16, 2026 |
| ARS | Annual report to shareholders | Apr 2, 2026 | Apr 2, 2026 |
| DEFA14A | Additional proxy material | Apr 2, 2026 | — |
| DEF 14A | Proxy statement | Apr 2, 2026 | Apr 2, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Feb 27, 2026 | Feb 26, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 26, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| S-8 | Employee stock plan registration | Feb 27, 2026 | — |
| 10-K | Annual report | Feb 27, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Feb 25, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Feb 25, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Feb 25, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Feb 25, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 9, 2026 | Feb 9, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 4, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Jan 21, 2026 | Jan 16, 2026 |
| 4 | Insider transaction | Dec 17, 2025 | Dec 15, 2025 |
| 144 | Notice of proposed sale | Dec 15, 2025 | — |
| 4 | Insider transaction | Nov 25, 2025 | Nov 21, 2025 |
| 4 | Insider transaction | Nov 25, 2025 | Nov 24, 2025 |
| 4 | Insider transaction | Nov 25, 2025 | Nov 24, 2025 |
| 4 | Insider transaction | Nov 25, 2025 | Nov 24, 2025 |
| 10-Q | Quarterly report | Nov 4, 2025 | Sep 30, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 31, 2025 | — |
| 8-K |
Current report
Results of operations
|
Oct 29, 2025 | Oct 29, 2025 |
| 4 | Insider transaction | Oct 20, 2025 | Oct 16, 2025 |
| 144 | Notice of proposed sale | Oct 17, 2025 | — |
| 4 | Insider transaction | Sep 30, 2025 | Sep 29, 2025 |
| 4 | Insider transaction | Sep 11, 2025 | Sep 9, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 144 | Notice of proposed sale | Sep 9, 2025 | — |
| 4 | Insider transaction | Sep 8, 2025 | Sep 4, 2025 |
| 144 | Notice of proposed sale | Sep 4, 2025 | — |
| 4 | Insider transaction | Aug 27, 2025 | Aug 26, 2025 |
| 4 | Insider transaction | Aug 27, 2025 | Aug 26, 2025 |
| 4 | Insider transaction | Aug 27, 2025 | Aug 26, 2025 |
| 4 | Insider transaction | Aug 26, 2025 | Aug 22, 2025 |
| 4 | Insider transaction | Aug 26, 2025 | Aug 22, 2025 |
| 4 | Insider transaction | Aug 26, 2025 | Aug 22, 2025 |
| 144 | Notice of proposed sale | Aug 26, 2025 | — |
| 144 | Notice of proposed sale | Aug 26, 2025 | — |
| 144 | Notice of proposed sale | Aug 26, 2025 | — |
| 4 | Insider transaction | Aug 25, 2025 | Aug 21, 2025 |
| 3 | Initial insider ownership | Aug 25, 2025 | Aug 21, 2025 |
| 144 | Notice of proposed sale | Aug 25, 2025 | — |
| 144 | Notice of proposed sale | Aug 25, 2025 | — |
| 144 | Notice of proposed sale | Aug 25, 2025 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 21, 2025 | Aug 19, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 14, 2025 | — |
| 10-Q | Quarterly report | Aug 8, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 30, 2025 | Jul 30, 2025 |
| 4 | Insider transaction | Jul 18, 2025 | Jul 16, 2025 |
| 144 | Notice of proposed sale | Jul 17, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 8, 2025 | — |
| 4 | Insider transaction | Jun 17, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | May 29, 2025 | May 27, 2025 |
| 4 | Insider transaction | May 29, 2025 | May 27, 2025 |
| 4 | Insider transaction | May 29, 2025 | May 27, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 144 | Notice of proposed sale | May 27, 2025 | — |
| 144 | Notice of proposed sale | May 27, 2025 | — |
| 144 | Notice of proposed sale | May 27, 2025 | — |
| 144 | Notice of proposed sale | May 23, 2025 | — |
| 144 | Notice of proposed sale | May 23, 2025 | — |
| 144 | Notice of proposed sale | May 23, 2025 | — |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 14, 2025 | May 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 12, 2025 | — |
| 4 | Insider transaction | May 6, 2025 | May 2, 2025 |
| 10-Q | Quarterly report | May 6, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2025 | Apr 29, 2025 |
| DEFA14A | Additional proxy material | Apr 16, 2025 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Apr 16, 2025 | Apr 16, 2025 |
| ARS | Annual report to shareholders | Apr 3, 2025 | Apr 3, 2025 |
| DEFA14A | Additional proxy material | Apr 3, 2025 | — |
| DEF 14A | Proxy statement | Apr 3, 2025 | Apr 3, 2025 |
| 4 | Insider transaction | Mar 13, 2025 | Mar 11, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Feb 28, 2025 | Feb 26, 2025 |
| 4 | Insider transaction | Feb 28, 2025 | Feb 26, 2025 |
| 144 | Notice of proposed sale | Feb 28, 2025 | — |
| 144 | Notice of proposed sale | Feb 27, 2025 | — |
| 144 | Notice of proposed sale | Feb 27, 2025 | — |
| 4 | Insider transaction | Feb 26, 2025 | Feb 21, 2025 |
| 3 | Initial insider ownership | Feb 26, 2025 | Feb 19, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 21, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 21, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 144 | Notice of proposed sale | Feb 26, 2025 | — |
| 144 | Notice of proposed sale | Feb 26, 2025 | — |
| 144 | Notice of proposed sale | Feb 25, 2025 | — |
| 144 | Notice of proposed sale | Feb 25, 2025 | — |
| S-8 | Employee stock plan registration | Feb 24, 2025 | — |
| 10-K | Annual report | Feb 24, 2025 | Dec 31, 2024 |
| 144 | Notice of proposed sale | Feb 21, 2025 | — |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 20, 2025 | Feb 19, 2025 |
| 144 | Notice of proposed sale | Feb 19, 2025 | — |
| 144 | Notice of proposed sale | Feb 19, 2025 | — |
| 4 | Insider transaction | Feb 18, 2025 | Feb 13, 2025 |
| 4 | Insider transaction | Feb 18, 2025 | Feb 13, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 7, 2025 | Feb 7, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 5, 2025 | Feb 5, 2025 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jan 29, 2025 | Jan 29, 2025 |
| 144 | Notice of proposed sale | Jan 23, 2025 | — |
| 4 | Insider transaction | Jan 10, 2025 | Jan 7, 2025 |
| 144 | Notice of proposed sale | Jan 8, 2025 | — |
| 8-K |
Current report
Results of operations, Officer or director change
|
Jan 6, 2025 | Jan 3, 2025 |
| 8-K |
Current report
Officer or director change
|
Dec 5, 2024 | Dec 2, 2024 |
| 4 | Insider transaction | Dec 2, 2024 | Nov 27, 2024 |
| 4 | Insider transaction | Nov 27, 2024 | Nov 26, 2024 |
| 144 | Notice of proposed sale | Nov 27, 2024 | — |
| 4 | Insider transaction | Nov 26, 2024 | Nov 22, 2024 |
| 4 | Insider transaction | Nov 26, 2024 | Nov 22, 2024 |
| 4 | Insider transaction | Nov 26, 2024 | Nov 22, 2024 |
| 144 | Notice of proposed sale | Nov 26, 2024 | — |
| 144 | Notice of proposed sale | Nov 26, 2024 | — |
| 144 | Notice of proposed sale | Nov 26, 2024 | — |
| 144 | Notice of proposed sale | Nov 26, 2024 | — |
| 144 | Notice of proposed sale | Nov 25, 2024 | — |
| 144 | Notice of proposed sale | Nov 25, 2024 | — |
| 144 | Notice of proposed sale | Nov 25, 2024 | — |
| 4 | Insider transaction | Nov 22, 2024 | Nov 20, 2024 |
| 4 | Insider transaction | Nov 20, 2024 | Nov 18, 2024 |
| 4 | Insider transaction | Nov 20, 2024 | Nov 18, 2024 |
| 4 | Insider transaction | Nov 20, 2024 | Nov 18, 2024 |
| 144 | Notice of proposed sale | Nov 20, 2024 | — |
| 144 | Notice of proposed sale | Nov 19, 2024 | — |
| 144 | Notice of proposed sale | Nov 19, 2024 | — |
| 144 | Notice of proposed sale | Nov 19, 2024 | — |
| 4 | Insider transaction | Nov 18, 2024 | Nov 14, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| 10-Q | Quarterly report | Nov 5, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Oct 30, 2024 | Oct 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Aug 28, 2024 | Aug 26, 2024 |
| 4 | Insider transaction | Aug 28, 2024 | Aug 26, 2024 |
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Company profile
- Industry
- Services-Prepackaged Software (SIC 7372)
- Listed as
- TENB (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Columbia, MD
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1660280
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.