Reuters Market Eye - Coal India shares were trading sharply down on ex-dividend day on Friday. State-run Coal India had said on January 14 it would pay an interim dividend of 29 rupees a share, or 183.2 billion rupees, in the current fiscal year that ends on March 31.
At 3:38 p.m., the miner's shares were down 10 percent at 272.10 rupees after having gained 4.76 percent from January 15 until Thursday's close.
(Reporting by Indulal P)