报告时间 | 股东名称 | 持股数量(股) | 占总股本比例(%) |
2015-03-31 | BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. | 9,287,507 | 0.29 |
2014-12-31 | BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. | 9,333,407 | 0.29 |
2013-03-31 | BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. | 4,839,978 | 0.30 |
2012-12-31 | BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. | 4,762,778 | 0.29 |