Jane Street Group's 5.9% Ownership in Opendoor Technologies

Jane Street Group, LLC, along with its subsidiaries Jane Street Capital, LLC, Jane Street Options, LLC, Jane Street Global Trading, LLC, and Jane Street Singapore Pte. Ltd, reported a 5.9% ownership in Opendoor Technologies Inc. as of September 17, 2025. The total shares beneficially owned amount to 44,031,310.18, which includes shares acquirable through the conversion of convertible bonds. The filing, made under Rule 13d-1(c), certifies that the securities were not acquired for the purpose of influencing the control of the issuer. The filing is significant as it indicates a substantial stake in Opendoor Technologies by a major financial entity.