Dimensional Fund Advisors LP Reports 5.3% Stake in Emergent BioSolutions Inc (EBS)

On April 9, 2026, Dimensional Fund Advisors LP filed a Schedule 13G with the SEC, disclosing a new 5.3% ownership stake in Emergent BioSolutions Inc (EBS). As of the event date of March 31, 2026, the investment advisor reported beneficial ownership of 2,757,158 shares of common stock. Dimensional Fund Advisors LP maintains sole voting power over 2,704,803 shares and sole dispositive power over the full 2,757,158 shares. The filing indicates that the shares were acquired in the ordinary course of business and not for the purpose of influencing or changing the control of the issuer. Dimensional Fund Advisors LP acts as an investment advisor to various funds and accounts, which are the actual owners of the securities; consequently, Dimensional disclaims beneficial ownership of these shares except for regulatory reporting purposes. No single fund within the group is known to own more than 5% of the class of securities. This filing marks an increase from a previously reported 0.0% position, establishing Dimensional as a significant institutional shareholder.