Vanguard Group Inc's Amendment to Schedule 13G/A for Tenable Holdings Inc

The Vanguard Group Inc filed an amendment to its Schedule 13G/A for Tenable Holdings Inc, reporting ownership of 14,962,471 shares, representing 12.35% of the company's common stock. The filing indicates that Vanguard has sole dispositive power over 13,971,532 shares and shared dispositive power over 990,939 shares. The shares are held on behalf of Vanguard's clients, including investment companies registered under the Investment Company Act of 1940 and other managed accounts. The filing certifies that the shares were acquired and are held in the ordinary course of business and not for the purpose of influencing the control of the issuer. The amendment was signed by Ashley Grim, Head of Global Fund Administration, on October 31, 2025.