Global X Management CO LLC Increases Stake in Denison Mines Corp. to 7.07%

Global X Management Company LLC (GXMC) filed a Schedule 13G/A on May 15, 2026, disclosing a significant increase in its position in Denison Mines Corp. (DNN). As of the event date on March 31, 2026, the filer reported beneficial ownership of 63,782,091 common shares, representing a 7.07% stake in the company. This marks a substantial increase from the previously reported 0.0% ownership, indicating a new major holding for the investment adviser. The filing specifies that the securities are held in the ordinary course of business by investment companies managed by GXMC, most notably the Global X Uranium ETF, which holds an interest exceeding 5% of the class. GXMC maintains sole voting and dispositive power over all reported shares. The filing is an amendment (Amendment No. 4), confirming that the acquisition was not intended to influence or change the control of the issuer. Denison Mines Corp. is a Toronto-based uranium exploration and development company.