股本结构
单位：万股
| 公告日期 | 2019-04-26 | 2019-05-09 | 2018-05-14 | 2017-08-10 | 2017-05-11 | 2017-03-23 |
|---|---|---|---|---|---|---|
| 证券总股本 | 254.70 | 254.74 | 253.76 | 252.64 | 201.91 | 201.91 |
| 普通股本 | 254.70 | 254.74 | 253.76 | 252.64 | 201.91 | 201.91 |
| 优先股 | 未披露 | 未披露 | 未披露 | 未披露 | 0.02 | 未披露 |
| 其他 | 未披露 | 未披露 | 未披露 | 未披露 | 未披露 | 未披露 |
| 变动日期 | 2019-04-26 | 2019-03-31 | 2018-03-16 | 2017-06-30 | 2017-03-31 | 2017-03-23 |
注释：中概股证券总股本=普通股股本/
存托凭证比例
历史变动
| 公告日期 | 变动后普通股本（万股） | 变动后优先股（万股） | 变动原因 | 变动日期 |
|---|---|---|---|---|
| 2019-04-26 | 254.70 | 未披露 | 定期报告 | 2019-04-26 |
| 2019-05-09 | 254.74 | 未披露 |
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From January 1, 2019 to March 31, 2019
Stock based compensation
|
2019-03-31 |
| 2018-05-14 | 253.76 | 未披露 |
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From January 1, 2018 to March 16, 2018
Stock based compensation
|
2018-03-16 |
| 2017-08-10 | 252.64 | 未披露 |
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From January 1, 2017 to June 30, 2017
Conversion of cumulative preferred
Redemption of cumulative preferred
Stock based compensation
|
2017-06-30 |
| 2017-05-11 | 201.91 | 0.02 |
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from January 1, 2017 to March 31, 2017
Conversion of cumulative preferred
Stock based compensation
|
2017-03-31 |
| 2017-03-23 | 201.91 | 未披露 | 定期报告 | 2017-03-23 |
| 2016-11-10 | 200.09 | 0.02 |
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From January 1, 2016 to September 30, 2016
Conversion of cumulative preferred
Exercise of director stock options
Stock based compensation
|
2016-09-30 |
| 2016-08-11 | 200.01 | 未披露 | 定期报告 | 2016-08-11 |
| 2016-08-11 | 199.96 | 0.02 |
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from January 1, 2016 to June 30, 2016
Conversion of cumulative preferred
Exercise of director stock options
Stock based compensation
|
2016-06-30 |
| 2016-05-10 | 199.91 | 未披露 | 定期报告 | 2016-05-10 |
| 2016-05-10 | 199.84 | 0.02 | 定期报告 | 2016-03-31 |
| 2016-03-24 | 199.84 | 未披露 | 定期报告 | 2016-03-23 |
| 2014-05-08 | 196.88 | 0.03 |
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from January 1, 2014 to March 31, 2014
Repayment of 93 shares Series A preferred stock
|
2014-03-31 |
| 2013-08-09 | 196.88 | 0.03 |
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from January 1, 2013 to June 30, 2013
Repayment of 93 shares Series A preferred stock
Accretion on Series A preferred stock
|
2013-06-30 |
| 2011-05-06 | 196.88 | 0.04 | 定期报告 | 2011-03-31 |
| 2009-03-30 | 196.88 | 0.05 |
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from December 31, 2007 to December 31, 2008
Preferred stock-5% Series A
Common stock issued
|
2008-12-31 |
| 2008-03-31 | 195.96 | 0.03 |
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from December 31, 2006 to December 31, 2007
Common stock issued
Treasury stock purchased
|
2007-12-31 |
| 2007-04-02 | 198.46 | 未披露 | 定期报告 | 2007-03-22 |
| 2007-04-02 | 197.85 | 0.03 |
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from December 31, 2005 to December 31, 2006
Common stock issued
5% stock dividend declared
|
2006-12-31 |
| 2006-11-06 | 184.35 | 未披露 | 定期报告 | 2006-11-03 |
From January 1, 2019 to March 31, 2019
Stock based compensation
From January 1, 2018 to March 16, 2018
Stock based compensation
From January 1, 2017 to June 30, 2017
Conversion of cumulative preferred
Redemption of cumulative preferred
Stock based compensation
from January 1, 2017 to March 31, 2017
Conversion of cumulative preferred
Stock based compensation
From January 1, 2016 to September 30, 2016
Conversion of cumulative preferred
Exercise of director stock options
Stock based compensation
from January 1, 2016 to June 30, 2016
Conversion of cumulative preferred
Exercise of director stock options
Stock based compensation
from January 1, 2014 to March 31, 2014
Repayment of 93 shares Series A preferred stock
from January 1, 2013 to June 30, 2013
Repayment of 93 shares Series A preferred stock
Accretion on Series A preferred stock
from December 31, 2007 to December 31, 2008
Preferred stock-5% Series A
Common stock issued
from December 31, 2006 to December 31, 2007
Common stock issued
Treasury stock purchased
from December 31, 2005 to December 31, 2006
Common stock issued
5% stock dividend declared