Coal India Limited is an Indian government-owned enterprise engaged in coal mining and refining, headquartered in Kolkata. It is the largest coal-producer in the world and a Maharatna public sector undertaking. Plays a key role in “Make in India” and making India incorporate globally competitive. It operates Asia’s largest opencast coal mine at Gevra with 45Mntn per annum coal production.
Open Interest is the total number of contracts created by Buyers & Sellers which are unsettled in a derivative instrument at a given point in time.
Though every Call or Put contract has both Buyer & Seller, Options OI Data is inferred from a Writers viewpoint as Sellers take a negative Reward to Risk & they have a fair understanding of the markets.