Magnolia Oil & Gas Corp: STATE STREET CORP discloses a stake of more than 5% (Schedule 13G)

State Street Corp disclosed a stake exceeding 5% in Magnolia Oil & Gas Corp via a Schedule 13G filing with the SEC (accession 0000093751-26-000687). The filing signals that the institutional investor has crossed the threshold requiring disclosure under U.S. securities rules, though the notice did not specify the exact share count or percentage held. The move makes State Street a significant holder in the Houston-based exploration and production company. Investors will watch for further detail on the size and nature of the position, and whether the stake reflects passive index exposure or active conviction.