Vanguard Group Inc's Amendment to Schedule 13G/A for Omeros Corp

The Vanguard Group Inc has filed an amendment to its Schedule 13G/A for Omeros Corp, reporting ownership of 3,346,958 shares, which represents 4.91% of the company's common stock. The filing indicates that Vanguard holds these shares on behalf of its clients, including investment companies and managed accounts. The shares are held in the ordinary course of business and not for the purpose of influencing the control of Omeros Corp. The amendment was signed by Ashley Grim, Head of Global Fund Administration, on October 31, 2025. The filing is in compliance with Rule 13d-1(b) and does not indicate any significant changes in ownership or control.