---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-025526"
form_type: "8-K"
ticker: "TENB"
cik: "0001660280"
company_name: "Tenable Holdings, Inc."
filed_at: "2025-05-14T23:59:59+00:00"
generated_at: "2026-05-21T08:54:58.500024+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Tenable appoints Stephen Vintz and Mark Thurmond to board; annual meeting results

## Summary
- Board expanded to 10 directors; Stephen Vintz and Mark Thurmond appointed as Class I directors.
- Annual meeting quorum 93.23%; directors elected, auditor ratified, say-on-pay approved.
- All director nominees and proposals passed; no changes to executive compensation.

## SEC filing metadata
- accession: 0001628280-25-025526
- form_type: 8-K
- ticker: TENB
- cik: 0001660280
- company_name: Tenable Holdings, Inc.
- filed_at: 2025-05-14T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1660280/000162828025025526/0001628280-25-025526-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1660280/000162828025025526/tenb-20250514.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-025526
- JSON: https://secwatch.observer/filing/0001628280-25-025526.json
- Plain text: https://secwatch.observer/filing/0001628280-25-025526.txt

## Key facts
- Executive change
  Stephen A. Vintz was appointed as Class I Director at Tenable Holdings, Inc..
  - Action: appointed
  - Role: Class I Director
  source text: appointed Stephen A. Vintz and Mark Thurmond to serve as directors of the Company, each effective May 14, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1660280/000162828025025526/0001628280-25-025526-index.htm
- Executive change
  Mark Thurmond was appointed as Class I Director at Tenable Holdings, Inc..
  - Action: appointed
  - Role: Class I Director
  source text: appointed Stephen A. Vintz and Mark Thurmond to serve as directors of the Company, each effective May 14, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1660280/000162828025025526/0001628280-25-025526-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.