Upon request of the commissioner any person in West Virginia who is the insured under any policy issued by an insurer upon a subject of insurance resident, located or to be performed in West Virginia, shall produce for examination all policies and other documents evidencing and relating to such insurance, and shall disclose the amount of the gross premiums paid or agreed to be paid for the insurance, all persons through whom such insurance was procured or who participated in the transaction in any manner, and such other information relative to the placing of such insurance as may reasonably be required.