SCHEDULE: Ameriprise, Columbia Management Disclose Tenable Stake

Ameriprise Financial and Columbia Management Investment Advisers have disclosed beneficial ownership exceeding 5% in Tenable Holdings, Inc. common stock.

Summary

• Ameriprise Financial, Inc. (AFI) and its subsidiary, Columbia Management Investment Advisers, LLC (CMIA), have filed a Schedule 13G disclosing their beneficial ownership in Tenable Holdings, Inc.
• As of June 30, 2025, Ameriprise Financial, Inc. beneficially owns 6,466,182 shares of Tenable Holdings, Inc. common stock, representing 5.3% of the class.
• Columbia Management Investment Advisers, LLC beneficially owns 6,221,404 shares, representing 5.1% of the class.
• Both entities share voting power over 6,058,433 shares.
• Ameriprise Financial, Inc. is classified as a parent holding company (HC), and Columbia Management Investment Advisers, LLC is an investment adviser (IA).
• The shares were acquired and are held in the ordinary course of business, not for the purpose of changing or influencing control of Tenable Holdings, Inc.

Sentiment

Score: 5

Explanation: The filing is a neutral, factual disclosure of beneficial ownership, indicating a passive investment without expressing positive or negative sentiment about the issuer's performance.

Positives

• The disclosure indicates significant institutional investment in Tenable Holdings, Inc. by reputable financial firms, potentially signaling confidence in the company's long-term prospects.

Negatives

• No specific negative information regarding Tenable Holdings, Inc. is contained within this beneficial ownership filing.

Risks

• The filing does not contain specific risk factors related to Tenable Holdings, Inc. beyond the inherent risks associated with equity ownership.

Future Outlook

This filing is a disclosure of current beneficial ownership and does not contain any forward-looking statements or guidance regarding Tenable Holdings, Inc.'s future performance or outlook.

Industry Context

This filing reflects a standard disclosure of institutional investment in a publicly traded company within the cybersecurity sector. It does not provide broader industry trends or competitive analysis.

Stakeholder Impact

• Shareholders: Provides transparency regarding significant institutional holders and their passive investment intent.
• Management: Awareness of major institutional investors and their ownership stakes.

Key Dates

Keywords

Tenable Holdings, Ameriprise Financial, Columbia Management, Beneficial Ownership, SEC Filing, Schedule 13G, Common Stock, Institutional Investor, Cybersecurity