Arrowstreet Capital Acquires 5.4% Stake in Dropbox Inc

On May 15, 2026, Arrowstreet Capital, Limited Partnership (ASC) and Arrowstreet Capital Holding LLC (ACH) filed a Schedule 13G with the SEC, disclosing a new 5.4% stake in Dropbox Inc (DBX). The filing indicates that the reporting persons collectively own 8,533,736 common shares as of the event date of March 31, 2026. This position represents an increase from a previous ownership level of 0.0%. According to the filing, ASC serves as the investment adviser for various clients who hold the shares, while ACH is the ultimate parent company of ASC. Out of the total shares held, ASC and ACH report sole voting power over 8,378,951 shares and sole dispositive power over the full 8,533,736 shares. The filing was made under Rule 13d-1(b), certifying that the securities were acquired in the ordinary course of business and not for the purpose of influencing or changing the control of the issuer. No individual investment advisory client is known to hold more than 5% of the class.