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TENBNasdaq
Tenable Holdings, Inc.
Services-Prepackaged Software · DE · CIK 1660280
Tenable provides exposure management solutions to unify security visibility, insight, and action across the entire attack surface
$2.96B
Market cap
$33.49
Last close
+10.8%
1D
+27.1%
5D
6.0M
Volume
Price · last 39 sessions+60.8%
May 4L $20.45 · H $33.49Jun 29
134
Total filings
May 21, 2026
Last filing
12/31
Fiscal year end
8-KReg FD DisclosureMay 21, 20268-KShareholder VoteMay 13, 202610-Q10-QMay 5, 20268-KResults of OperationsApr 29, 2026DEFA14ADEFA14AApr 2, 2026DEF 14ADEF 14AApr 2, 202610-K10-KFeb 27, 20268-KResults of Operations · Company UpdateFeb 4, 202610-Q10-QNov 4, 20258-KResults of OperationsOct 29, 20258-KExecutive Change · Reg FD DisclosureAug 21, 202510-Q10-QAug 8, 20258-KResults of Operations · Company UpdateJul 30, 20258-KExecutive Change · Shareholder VoteMay 14, 202510-Q10-QMay 6, 20258-KResults of OperationsApr 29, 2025DEFA14ADEFA14AApr 16, 20258-KExecutive Change · Reg FD DisclosureApr 16, 2025DEFA14ADEFA14AApr 3, 2025DEF 14ADEF 14AApr 3, 202510-K10-KFeb 24, 20258-KExecutive ChangeFeb 20, 20258-KResults of Operations · Company UpdateFeb 7, 20258-KResults of OperationsFeb 5, 20258-KMaterial Agreement · Reg FD DisclosureJan 29, 20258-KExecutive Change · Results of OperationsJan 6, 20258-KExecutive ChangeDec 5, 202410-Q10-QNov 5, 20248-KResults of Operations · Company UpdateOct 30, 202410-Q10-QAug 6, 20248-KResults of OperationsJul 31, 20248-KExecutive Change · Shareholder VoteMay 23, 202410-Q10-QMay 7, 20248-KResults of OperationsMay 1, 2024DEFA14ADEFA14AApr 11, 2024DEF 14ADEF 14AApr 11, 202410-K10-KFeb 28, 20248-KResults of OperationsFeb 6, 20248-KCompany UpdateNov 27, 20238-KBylaw AmendmentNov 15, 202310-Q10-QNov 9, 20238-KResults of OperationsNov 1, 20238-KAcquisition / Disposition · Reg FD DisclosureOct 2, 20238-KMaterial Agreement · Reg FD DisclosureSep 7, 202310-Q10-QAug 2, 20238-KResults of OperationsJul 25, 20238-KExecutive Change · Reg FD DisclosureJun 14, 20238-KExecutive Change · Shareholder VoteMay 31, 202310-Q10-QMay 3, 20238-KResults of OperationsApr 24, 2023DEFA14ADEFA14AApr 12, 2023DEF 14ADEF 14AApr 12, 202310-K10-KFeb 24, 20238-KResults of OperationsFeb 7, 2023SC 13GSC 13GJan 25, 202310-Q/A10-Q/ANov 7, 202210-Q10-QNov 1, 20228-KResults of OperationsOct 25, 20228-KExecutive Change · Reg FD DisclosureSep 28, 20228-KExecutive ChangeSep 9, 20228-KExecutive ChangeAug 25, 202210-Q10-QAug 3, 20228-KResults of OperationsJul 26, 20228-KExecutive Change · Shareholder VoteJun 1, 202210-Q10-QMay 5, 20228-KResults of OperationsApr 26, 2022DEFA14ADEFA14AApr 13, 2022DEF 14ADEF 14AApr 13, 20228-KExecutive ChangeFeb 28, 202210-K10-KFeb 25, 20228-KResults of OperationsFeb 1, 20228-KExecutive Change · Reg FD DisclosureJan 7, 20228-KReg FD DisclosureDec 15, 202110-Q10-QNov 3, 20218-KResults of OperationsOct 26, 20218-KCompany UpdateOct 4, 20218-KMaterial Agreement · Reg FD DisclosureSep 13, 202110-Q10-QAug 2, 20218-KResults of OperationsJul 27, 20218-KMaterial Agreement · Agreement TerminatedJul 7, 2021
Insider Activity
◆ Cluster Buy · 2 insidersIn the 90 days to Feb 12, 2026: 2 insiders bought $358K · 1 sold $2.9M.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Feb 12, 2026 | Vicks Raymond Jr.Director | Buy | 4,500 | $22.17 | $100K |
| Feb 9, 2026 | Coviello Arthur W JrDirector | Buy | 12,000 | $21.50 | $258K |
| Dec 15, 2025 | Seawell A BrookeDirector | Sell | 115,000 | $24.82 | $2.9M |
| Oct 17, 2025 | Anschutz BarronOther | Sell | 976 | $29.10 | $28K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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