Equity Shareholding Pattern for the Quarter ended March 31, 2018
| Category | %age | No. of Share |
| Govt. of India | 56.42 | 956955857 |
| FII's, NRIs/ OCBs | 6.87 | 116527401 |
| Bank, FIs/, UTI and Mutual Fund | 7.71 | 130766773 |
| Insurance Companies | 6.29 | 106698758 |
| Indian Public. Trust & Foundation, IEPF | 19.05 | 323112041 |
| Body Corporate | 3.65 | 61932262 |
| Total | 100.00 | 1695993092 |