As of June 2025, 72.82% is owned by Indian Promoters and 27.18% by Public.

Institutional holds 6.30% (Insurance Companies 0.04%) and Non-Institutional holds 20.88% as Public shareholders.

Top five Promoters holding highest number of shares of Prostarm Info System company are Vikas Shyamsunder Agarwal (141.47 lakhs shares / 24.03%), Ram Agarwal (123.62 lakhs shares / 21.00%), Sonu Ram Agarwal (85.75 lakhs shares / 14.56%), Sunita Agarwal (30.55 lakhs shares / 5.19%) and Parvati Shyamsunder Agarwal (30.03 lakhs shares / 5.10%).