As of June 2025, 67.29% is owned by Promoters and 32.71% by Public.
Among Promoters holding, Indian Promoters holds 51.89% and Foreign Promoters holds 15.40%.
Institutional holds 11.26% (Insurance Companies 0.48%) and Non-Institutional holds 21.44% as Public shareholders.
Top two Promoters holding highest number of shares of Chennai Petro. company are Indian Oil Corporation Limited (772.65 lakhs shares / 51.89%) and Naftiran Inter Trade Company Ltd (229.33 lakhs shares / 15.40%).