Vanguard Capital Management Acquires 5.02% Stake in Guardant Health Inc

Vanguard Capital Management LLC filed a Schedule 13G on April 30, 2026, reporting a new 5.02% stake in Guardant Health Inc (GH). As of the event date on March 31, 2026, Vanguard beneficially owns 6,589,394 shares of Common Stock. The filing indicates that Vanguard holds sole dispositive power over all 6,589,394 shares, while maintaining sole voting power over 965,214 shares. This position includes holdings across various Vanguard affiliates, including Vanguard Asset Management Limited and Vanguard Global Advisers, LLC. The filing was made under Rule 13d-1(b), certifying that the shares were acquired in the ordinary course of business and not for the purpose of changing or influencing the control of the issuer. This represents a significant increase from a previous ownership position of 0.0%, marking Vanguard as a substantial institutional shareholder in the precision oncology company.