As of June 2025, 59.57% is owned by Indian Promoters and 40.43% by Public.

Top five Promoters holding highest number of shares of Simmonds Marshal company are Navroze Shiamak Marshall (47.20 lakhs shares / 42.15%), Kayan Jamshid Pandole (8.74 lakhs shares / 7.80%), Kamal Imran Panju (8.37 lakhs shares / 7.47%), Jiji Marshall Trading Company Llp (1.96 lakhs shares / 1.75%) and Diamtools Pvt.Ltd. (45000 shares / 0.40%).