Vanguard Capital Management Acquires 5.44% Stake in Tenable Holdings Inc

On April 30, 2026, Vanguard Capital Management LLC filed a Schedule 13G with the SEC, reporting a new 5.44% stake in Tenable Holdings Inc (TENB). As of the event date on March 31, 2026, the investment adviser beneficially owns 6,251,253 shares of Common Stock. According to the filing, Vanguard Capital Management exercises sole dispositive power over all 6,251,253 shares and sole voting power over 903,732 shares. The filing indicates that these securities were acquired in the ordinary course of business and not for the purpose of influencing or changing the control of the issuer. This position represents a significant increase from a previously reported 0.0% ownership, crossing the 5% regulatory threshold. The reporting entity includes various affiliates such as Vanguard Asset Management Limited and Vanguard Global Advisers, LLC. The total value of the holdings is estimated at approximately $132.7 million based on the filing data.