Vanguard Group Inc's Ownership in Simulations Plus Inc

The Vanguard Group Inc has filed an amendment to its Schedule 13G/A, reporting its ownership of 974,484 shares of common stock in Simulations Plus Inc, representing 4.84% of the total shares outstanding. The filing indicates that Vanguard Group Inc has sole dispositive power over 859,964 shares and shared dispositive power over 114,520 shares. The shares are held in the ordinary course of business and not for the purpose of influencing the control of the issuer. The filing also confirms that no single client of Vanguard Group Inc owns more than 5% of the securities. The amendment was signed by Ashley Grim, Head of Global Fund Administration, on October 30, 2025.