As of June 2025, 49.95% is owned by Indian Promoters and 50.06% by Public.

Institutional holds 13.97% (Insurance Companies 13.82%) and Non-Institutional holds 36.08% as Public shareholders.

Top five Promoters holding highest number of shares of Simplex Papers Ltd. company are Simplex Realty Limited (14710 shares / 49.01%), Lucky Vyapaar & Holdings Private Ltd (232 shares / 0.77%), Shreelekha Global Finance Ltd (25 shares / 0.08%), New Textiles Llp (15 shares / 0.05%) and Shreelekha N Damani (5 shares / 0.02%).