股本结构
单位：万股
| 公告日期 | 2019-06-26 | 2019-02-14 | 2019-02-14 | 2018-11-14 | 2018-11-14 | 2018-08-14 |
|---|---|---|---|---|---|---|
| 证券总股本 | 2104.27 | 2104.27 | 2104.72 | 2146.54 | 2231.00 | 2247.75 |
| 普通股本 | 2104.27 | 2104.27 | 2104.72 | 2146.54 | 2231.00 | 2247.75 |
| 优先股 | 0.37 | 未披露 | 0.37 | 未披露 | 0.37 | 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 | 2019-03-31 | 2019-02-11 | 2018-12-31 | 2018-11-09 | 2018-09-30 | 2018-08-06 |
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 |
|---|---|---|---|---|
| 2019-06-26 | 2104.27 | 0.37 |
更多>>
from March 31, 2018 to March 31, 2019
Purchase of treasury stock
|
2019-03-31 |
| 2019-02-14 | 2104.27 | 未披露 | 定期报告 | 2019-02-11 |
| 2019-02-14 | 2104.72 | 0.37 | 定期报告 | 2018-12-31 |
| 2018-11-14 | 2146.54 | 未披露 | 定期报告 | 2018-11-09 |
| 2018-11-14 | 2231.00 | 0.37 | 定期报告 | 2018-09-30 |
| 2018-08-14 | 2247.75 | 未披露 | 定期报告 | 2018-08-06 |
| 2018-08-14 | 2254.36 | 0.37 | 定期报告 | 2018-06-30 |
| 2018-06-28 | 2257.20 | 未披露 | 定期报告 | 2018-06-15 |
| 2018-06-28 | 2279.91 | 0.37 |
更多>>
from March 31, 2017 to March 31, 2018
Purchase of treasury stock
|
2018-03-31 |
| 2018-02-22 | 2360.24 | 未披露 | 定期报告 | 2018-02-14 |
| 2018-02-14 | 2371.70 | 未披露 | 定期报告 | 2018-02-12 |
| 2018-02-14 | 2390.34 | 0.37 | 定期报告 | 2017-12-31 |
| 2017-11-14 | 2448.87 | 未披露 | 定期报告 | 2017-11-14 |
| 2017-11-14 | 2457.28 | 0.37 | 定期报告 | 2017-09-30 |
| 2017-08-14 | 2699.42 | 未披露 | 定期报告 | 2017-08-12 |
| 2017-07-28 | 2701.57 | 未披露 | 定期报告 | 2017-07-25 |
| 2017-08-14 | 2704.67 | 0.37 | 定期报告 | 2017-06-30 |
| 2017-06-26 | 2706.59 | 0.37 |
更多>>
from March 31, 2016 to March 31, 2017
Purchase of treasury stock
|
2017-03-31 |
| 2017-02-14 | 2706.59 | 未披露 | 定期报告 | 2017-02-14 |
| 2017-02-14 | 2711.12 | 0.37 | 定期报告 | 2016-12-31 |
| 2008-07-11 | 2712.98 | 0.37 |
更多>>
from March 31, 2007 to March 31, 2008
Exercise of stock options and warrants
|
2008-03-31 |
| 2007-06-29 | 2712.98 | 未披露 | 定期报告 | 2007-06-27 |
| 2007-06-29 | 2710.98 | 0.37 |
更多>>
from March 31, 2006 to March 31, 2007
Exercise of stock options and warrants
|
2007-03-31 |
| 2006-07-17 | 2706.48 | 未披露 | 定期报告 | 2006-07-03 |
| 2006-07-17 | 2706.43 | 0.37 |
更多>>
from March 31, 2005 to March 31, 2006
Exercise of stock options and warrants
Purchase of treasury stock
|
2006-03-31 |
| 2005-06-29 | 2720.32 | 0.37 |
更多>>
from March 31, 2004 to March 31, 2005
Exercise of stock options and warrants
|
2005-03-31 |
| 2004-06-29 | 2663.04 | 0.37 |
更多>>
from March 31, 2003 to March 31, 2004
Purchase of treasury stock
Exercise of stock options and warrants
|
2004-03-31 |
| 2003-07-14 | 2742.14 | 未披露 | 定期报告 | 2003-06-16 |
| 2003-07-14 | 2741.31 | 0.37 |
更多>>
from March 31, 2002 to March 31, 2003
Purchase of treasury stock
Exercise of stock options and warrants
|
2003-03-31 |
| 2002-07-15 | 2690.72 | 未披露 | 定期报告 | 2002-07-08 |
| 2002-07-15 | 3116.65 | 0.37 |
更多>>
from March 31, 2001 to March 31, 2002
Purchase of treasury stock
|
2002-03-31 |
| 2001-06-29 | 3134.40 | 0.37 |
更多>>
from March 31, 2000 to March 31, 2001
Purchase of treasury stock
Exercise of stock options and warrants
|
2001-03-31 |
| 2000-06-29 | 3937.76 | 未披露 | 定期报告 | 2000-06-22 |
| 2000-06-29 | 4647.76 | 0.37 |
更多>>
from April 2, 1999 to March 31, 2000
Purchase of preferred stock
Purchase of treasury stock
|
2000-03-31 |
| 1999-07-01 | 4782.82 | 0.37 |
更多>>
from April 3, 1998 to April 2, 1999
Issuance of common stock upon conversion of preferred stock
Purchase of treasury stock
Purchase of preferred stock
|
1999-04-02 |
| 1998-07-02 | 5111.89 | 未披露 | 定期报告 | 1998-06-24 |
| 1998-07-02 | 5104.47 | 0.52 |
更多>>
from March 31,1997 to April 3, 1998
Issuance of common stock upon conversion of preferred stock
|
1998-04-03 |
| 1997-07-14 | 4110.17 | 未披露 | 定期报告 | 1997-07-10 |
| 1997-07-14 | 4033.56 | 1.00 |
更多>>
from March 31, 1996 to March 31, 1997
Exercise of stock options and warrants
|
1997-03-31 |
| 1995-06-20 | 4025.28 | 1.00 |
更多>>
from March 31, 1994 to March 31, 1995
Issuance of common stock in public offering, net of expenses
Issuance of common stock to former creditors
|
1995-03-31 |
from March 31, 2018 to March 31, 2019
Purchase of treasury stock
from March 31, 2017 to March 31, 2018
Purchase of treasury stock
from March 31, 2016 to March 31, 2017
Purchase of treasury stock
from March 31, 2007 to March 31, 2008
Exercise of stock options and warrants
from March 31, 2006 to March 31, 2007
Exercise of stock options and warrants
from March 31, 2005 to March 31, 2006
Exercise of stock options and warrants
Purchase of treasury stock
from March 31, 2004 to March 31, 2005
Exercise of stock options and warrants
from March 31, 2003 to March 31, 2004
Purchase of treasury stock
Exercise of stock options and warrants
from March 31, 2002 to March 31, 2003
Purchase of treasury stock
Exercise of stock options and warrants
from March 31, 2001 to March 31, 2002
Purchase of treasury stock
from March 31, 2000 to March 31, 2001
Purchase of treasury stock
Exercise of stock options and warrants
from April 2, 1999 to March 31, 2000
Purchase of preferred stock
Purchase of treasury stock
from April 3, 1998 to April 2, 1999
Issuance of common stock upon conversion of preferred stock
Purchase of treasury stock
Purchase of preferred stock
from March 31,1997 to April 3, 1998
Issuance of common stock upon conversion of preferred stock
from March 31, 1996 to March 31, 1997
Exercise of stock options and warrants
from March 31, 1994 to March 31, 1995
Issuance of common stock in public offering, net of expenses
Issuance of common stock to former creditors