---
schema_version: "secwatch.filing_event.v1"
accession: "0001660280-23-000134"
form_type: "8-K"
ticker: "TENB"
cik: "0001660280"
company_name: "Tenable Holdings, Inc."
filed_at: "2023-10-02T23:59:59+00:00"
generated_at: "2026-06-10T06:23:03.274412+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Tenable Holdings completes acquisition of Ermetic for approximately $265 million

## Summary
- Acquired all outstanding shares of Ermetic for $240 million in cash and $25 million in Tenable restricted stock and RSUs.
- Acquisition closed on October 2, 2023, as announced in an 8-K filing.
- Ermetic is a cloud-native application protection platform (CNAPP) and cloud infrastructure entitlement management (CIEM) provider.
- Tenable will integrate Ermetic into its Tenable One Exposure Management Platform and Tenable Cloud Security.
- Amit Yoran, Tenable CEO, said the combination delivers tightly integrated CNAPP capabilities with identity insights.

## SEC filing metadata
- accession: 0001660280-23-000134
- form_type: 8-K
- ticker: TENB
- cik: 0001660280
- company_name: Tenable Holdings, Inc.
- filed_at: 2023-10-02T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1660280/000166028023000134/0001660280-23-000134-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1660280/000166028023000134/tenb-20231002.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001660280-23-000134
- JSON: https://secwatch.observer/filing/0001660280-23-000134.json
- Plain text: https://secwatch.observer/filing/0001660280-23-000134.txt

## Key facts
- M&A Transactions
  Tenable Holdings, Inc. completed an acquisition involving Ermetic Ltd. for approximately $240 million in cash and $25 million in Tenable restricted stock and restricted stock units (closed 2023-10-02).
  - Action: acquisition
  - Counterparty: Ermetic Ltd.
  - Consideration: approximately $240 million in cash and $25 million in Tenable restricted stock and restricted stock units
  - Closing: 2023-10-02
  source text: of the indemnitors under the SPA. Under the terms of the SPA, the Purchaser acquired all of the outstanding share capital of Ermetic from the Sellers for approximately $240 million in cash and $25 million in Tenable restricted stock and restricted stock units, subject to certain customary purchase price adjustments as set forth in the SPA. The foregoing
  evidence_url: https://www.sec.gov/Archives/edgar/data/1660280/000166028023000134/0001660280-23-000134-index.htm

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