股本结构
单位：万股
| 公告日期 | 2022-05-24 | 2022-05-05 | 2022-05-05 | 2022-02-25 | 2022-02-25 | 2021-11-05 |
|---|---|---|---|---|---|---|
| 证券总股本 | 4993.24 | 4987.83 | 4985.46 | 4982.33 | 4980.08 | 4975.13 |
| 普通股本 | 4993.24 | 4987.83 | 4985.46 | 4982.33 | 4980.08 | 4975.13 |
| 优先股 | 未披露 | 未披露 | 未披露 | 未披露 | 未披露 | 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 | 2022-05-23 | 2022-04-29 | 2022-03-31 | 2022-02-17 | 2021-12-31 | 2021-11-02 |
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 |
|---|---|---|---|---|
| 2022-05-24 | 4993.24 | 未披露 | 定期报告 | 2022-05-23 |
| 2022-05-05 | 4987.83 | 未披露 | 定期报告 | 2022-04-29 |
| 2022-05-05 | 4985.46 | 未披露 | 定期报告 | 2022-03-31 |
| 2022-02-25 | 4982.33 | 未披露 | 定期报告 | 2022-02-17 |
| 2022-02-25 | 4980.08 | 未披露 |
更多>>
From December 31, 2020 to December 31, 2021
Exercise and vesting of share-based compensation awards
|
2021-12-31 |
| 2021-11-05 | 4975.13 | 未披露 | 定期报告 | 2021-11-02 |
| 2021-11-02 | 4974.78 | 未披露 | 定期报告 | 2021-09-30 |
| 2021-08-06 | 4964.23 | 未披露 | 定期报告 | 2021-08-03 |
| 2021-08-04 | 4964.13 | 未披露 | 定期报告 | 2021-06-30 |
| 2021-05-07 | 4926.07 | 未披露 | 定期报告 | 2021-05-05 |
| 2021-05-05 | 4924.63 | 未披露 | 定期报告 | 2021-03-31 |
| 2021-04-06 | 4923.44 | 未披露 | 定期报告 | 2021-03-22 |
| 2021-03-02 | 4915.15 | 未披露 | 定期报告 | 2021-02-19 |
| 2021-03-02 | 4898.37 | 未披露 |
更多>>
From December 31,2019 to December 31,2020
Exercise of stock options
|
2020-12-31 |
| 2020-11-06 | 4861.98 | 未披露 | 定期报告 | 2020-11-03 |
| 2020-11-05 | 4861.66 | 未披露 | 定期报告 | 2020-09-30 |
| 2020-08-07 | 4856.04 | 未披露 | 定期报告 | 2020-08-04 |
| 2020-08-05 | 4854.87 | 未披露 | 定期报告 | 2020-06-30 |
| 2020-05-08 | 4848.61 | 未披露 | 定期报告 | 2020-05-06 |
| 2020-05-08 | 4844.48 | 未披露 | 定期报告 | 2020-03-31 |
| 2020-04-07 | 4844.48 | 未披露 | 定期报告 | 2020-03-23 |
| 2020-02-27 | 4843.38 | 未披露 | 定期报告 | 2020-02-20 |
| 2020-02-27 | 4815.68 | 未披露 |
更多>>
from December 31, 2018 to December 31, 2019
Issuance of Common Stock in connection with Merger
Exercise of stock options
|
2019-12-31 |
| 2019-11-12 | 4799.41 | 未披露 | 定期报告 | 2019-11-06 |
| 2019-11-12 | 4787.60 | 未披露 |
更多>>
from June 30, 2019 to September 30, 2019
Exercise of stock options
|
2019-09-30 |
| 2019-08-08 | 4783.31 | 未披露 | 定期报告 | 2019-07-31 |
| 2019-08-08 | 4780.16 | 未披露 |
更多>>
from December 31, 2018 to June 30, 2019
Issuance of Common Stock in connection with Merger
|
2019-06-30 |
| 2019-05-09 | 4770.23 | 未披露 | 定期报告 | 2019-04-30 |
| 2019-05-09 | 4767.97 | 未披露 |
更多>>
from December 31, 2018 to March 31, 2019
Issuance of Common Stock in connection with Merger
|
2019-03-31 |
| 2019-04-12 | 4765.00 | 未披露 | 定期报告 | 2019-03-26 |
| 2019-02-26 | 4107.14 | 未披露 | 定期报告 | 2019-02-21 |
| 2019-02-26 | 4104.94 | 未披露 |
更多>>
from December 31, 2017 to December 31, 2018
Exercise of stock options and Warrants
|
2018-12-31 |
| 2018-12-10 | 4095.56 | 未披露 | 定期报告 | 2018-12-03 |
| 2018-11-06 | 4025.00 | 未披露 | 定期报告 | 2018-10-31 |
| 2018-11-06 | 4004.57 | 未披露 | 定期报告 | 2018-09-30 |
| 2018-08-03 | 4000.67 | 未披露 | 定期报告 | 2018-07-31 |
| 2018-08-03 | 3996.37 | 未披露 | 定期报告 | 2018-06-30 |
| 2018-05-04 | 3987.60 | 未披露 | 定期报告 | 2018-04-30 |
| 2018-05-04 | 3984.70 | 未披露 | 定期报告 | 2018-03-31 |
| 2018-04-13 | 3984.70 | 未披露 | 定期报告 | 2018-03-29 |
| 2018-02-28 | 3978.48 | 未披露 | 定期报告 | 2018-02-23 |
| 2018-02-28 | 3972.96 | 未披露 |
更多>>
from December 31, 2016 to December 31, 2017
Exercise of stock options
|
2017-12-31 |
| 2017-11-03 | 3961.69 | 未披露 | 定期报告 | 2017-10-31 |
| 2017-10-26 | 3955.13 | 未披露 | 定期报告 | 2017-09-30 |
| 2017-08-04 | 3938.75 | 未披露 | 定期报告 | 2017-07-31 |
| 2017-07-27 | 3935.07 | 未披露 | 定期报告 | 2017-06-30 |
| 2017-05-04 | 3919.79 | 未披露 | 定期报告 | 2017-04-30 |
| 2017-05-04 | 3918.89 | 未披露 | 定期报告 | 2017-03-31 |
| 2017-03-06 | 3912.75 | 未披露 | 定期报告 | 2017-02-28 |
| 2017-03-06 | 3893.36 | 未披露 |
更多>>
from December 31, 2015 to December 31, 2016
Exercise of stock options
Conversion of CareFirst note
|
2016-12-31 |
| 2016-03-04 | 3607.94 | 未披露 |
更多>>
from December 31, 2014 to December 31, 2015
Exercise of stock options
|
2015-12-31 |
| 2015-11-06 | 3602.24 | 未披露 |
更多>>
from December 31, 2014 to September 30, 2015
Exercise of stock options
|
2015-09-30 |
| 2015-08-07 | 3581.85 | 未披露 |
更多>>
from December 31, 2014 to June 30, 2015
Exercise of stock options
|
2015-06-30 |
| 2015-05-08 | 3568.34 | 未披露 |
更多>>
from December 31, 2014 to March 31, 2015
Exercise of stock options
|
2015-03-31 |
| 2015-03-13 | 3551.12 | 未披露 | 定期报告 | 2014-12-31 |
| 2014-10-23 | 3536.03 | 未披露 | 定期报告 | 2014-09-30 |
| 2014-07-23 | 3533.43 | 未披露 | 定期报告 | 2014-06-30 |
| 2014-05-09 | 3522.38 | 未披露 | 定期报告 | 2014-03-31 |
| 2014-03-14 | 3510.73 | 未披露 |
更多>>
from December 31,2012 to December 31,2013
Exercise of stock options
|
2013-12-31 |
| 2013-11-05 | 3506.01 | 未披露 | 定期报告 | 2013-10-31 |
| 2013-11-05 | 3502.44 | 未披露 |
更多>>
from December 31, 2012 to September 30, 2013
Exercise of stock options
|
2013-09-30 |
| 2013-08-08 | 3439.85 | 未披露 | 定期报告 | 2013-08-06 |
| 2013-07-24 | 3428.82 | 未披露 | 定期报告 | 2013-06-30 |
| 2013-05-09 | 3419.76 | 未披露 | 定期报告 | 2013-05-06 |
| 2013-05-09 | 3413.36 | 未披露 | 定期报告 | 2013-03-31 |
| 2013-03-15 | 3411.35 | 未披露 | 定期报告 | 2013-03-08 |
| 2013-03-15 | 3392.45 | 未披露 |
更多>>
from December 31, 2011 to December 31, 2012
Exercise of stock options
|
2012-12-31 |
| 2012-11-08 | 3393.15 | 未披露 | 定期报告 | 2012-11-02 |
| 2012-11-08 | 3391.47 | 未披露 |
更多>>
from December 31, 2011 TO September 30, 2012
Exercise of stock options
|
2012-09-30 |
| 2012-08-08 | 3352.43 | 未披露 | 定期报告 | 2012-08-03 |
| 2012-07-24 | 3344.31 | 未披露 | 定期报告 | 2012-06-30 |
| 2012-05-09 | 3340.46 | 未披露 | 定期报告 | 2012-05-04 |
| 2012-04-24 | 3340.19 | 未披露 | 定期报告 | 2012-03-31 |
| 2012-03-14 | 3338.76 | 未披露 | 定期报告 | 2012-03-08 |
| 2012-03-14 | 3330.47 | 未披露 |
更多>>
from December 31, 2010 to December 31, 2011
Repurchases of common stock
Exercise of stock options
|
2011-12-31 |
| 2011-11-08 | 3328.64 | 未披露 | 定期报告 | 2011-11-04 |
| 2011-11-08 | 3322.39 | 未披露 |
更多>>
From December 31,2010 to September 30,2011
Repurchases of common stock
Exercise of stock options
|
2011-09-30 |
| 2011-08-08 | 3370.26 | 未披露 | 定期报告 | 2011-08-04 |
| 2011-07-21 | 3380.83 | 未披露 | 定期报告 | 2011-06-30 |
| 2011-05-09 | 3396.10 | 未披露 | 定期报告 | 2011-05-04 |
| 2011-05-09 | 3398.71 | 未披露 | 定期报告 | 2011-03-31 |
| 2011-03-15 | 3403.30 | 未披露 | 定期报告 | 2011-03-08 |
| 2011-03-15 | 3401.87 | 未披露 | 定期报告 | 2010-12-31 |
| 2010-11-08 | 3431.15 | 未披露 | 定期报告 | 2010-11-04 |
| 2010-11-08 | 3429.08 | 未披露 | 定期报告 | 2010-09-30 |
| 2010-08-06 | 3422.78 | 未披露 | 定期报告 | 2010-08-04 |
| 2010-08-06 | 3420.02 | 未披露 | 定期报告 | 2010-06-30 |
| 2010-05-07 | 3410.74 | 未披露 | 定期报告 | 2010-05-04 |
| 2010-05-07 | 3406.23 | 未披露 | 定期报告 | 2010-03-31 |
| 2010-03-16 | 3402.35 | 未披露 | 定期报告 | 2010-03-05 |
| 2010-03-16 | 3385.89 | 未披露 | 定期报告 | 2009-08-31 |
| 2008-10-30 | 3361.48 | 未披露 | 定期报告 | 2008-10-17 |
| 2008-10-30 | 3360.33 | 未披露 |
更多>>
from August 31, 2007 to August 31, 2008
Repurchases of common stock
Exercise of stock options
|
2008-08-31 |
| 2007-10-29 | 3563.31 | 未披露 | 定期报告 | 2007-10-18 |
| 2007-10-29 | 3560.65 | 未披露 | 定期报告 | 2007-08-31 |
| 2006-11-13 | 3466.23 | 未披露 | 定期报告 | 2006-11-07 |
| 2006-11-13 | 3459.77 | 未披露 |
更多>>
from August 31, 2005 to August 31, 2006
Exercise of stock options and other
|
2006-08-31 |
| 2005-11-14 | 3408.20 | 未披露 | 定期报告 | 2005-11-02 |
| 2005-11-14 | 3380.85 | 未披露 |
更多>>
from August 31, 2004 to August 31, 2005
Exercise of stock options and other
|
2005-08-31 |
| 2004-11-12 | 3297.46 | 未披露 | 定期报告 | 2004-11-03 |
| 2004-11-12 | 3285.70 | 未披露 |
更多>>
from August 31, 2003 to August 31, 2004
Exercise of stock options and other
On November 17, 2003, our Board of Directors approved a two-for-one stock split effected in the form of a 100% stock dividend distributed on December 19, 2003 to stockholders of record at the close of business on December 5, 2003
|
2004-08-31 |
| 2003-11-21 | 1595.16 | 未披露 | 定期报告 | 2003-11-10 |
| 2003-11-21 | 1579.67 | 未披露 |
更多>>
from August 31, 2002 to August 31, 2003
Exercise of stock options and other
Tax benefit of option exercises
|
2003-08-31 |
| 2002-11-19 | 1541.74 | 未披露 | 定期报告 | 2002-11-11 |
| 2002-11-19 | 1536.62 | 未披露 |
更多>>
from August 31, 2001 to August 31, 2002
Exercise of stock options
Issuance of stock in conjunction with business acquisitions
Issuance of stock in conjunction with strategic alliance
|
2002-08-31 |
| 2001-11-29 | 1417.14 | 未披露 |
更多>>
from August 31, 2000 to November 26, 2001
Exercise of stock options
Issuance of stock in conjunction with business acquisitions
On October 29, 2001, the Company’s Board of Directors approved a three-for-two stock split effected in the form of a 50% stock dividend to be distributed on November 23, 2001 to stockholders of record at the close of business on November 9, 2001
|
2001-11-26 |
| 2000-11-29 | 822.91 | 未披露 | 定期报告 | 2000-11-27 |
| 2000-11-29 | 824.65 | 未披露 |
更多>>
from August 31, 1999 to August 31, 2000
Exercise of stock options
Stock repurchase
|
2000-08-31 |
| 1999-11-29 | 829.34 | 未披露 | 定期报告 | 1999-11-12 |
| 1999-11-29 | 846.18 | 未披露 |
更多>>
from August 31, 1998 to August 31, 1999
Exercise of stock options
Stock repurchase
|
1999-08-31 |
| 1998-11-25 | 814.05 | 未披露 | 定期报告 | 1998-11-09 |
| 1998-11-25 | 812.55 | 未披露 |
更多>>
from August 31,1997 to August 31, 1998
Exercise of stock options
Stock repurchase
|
1998-08-31 |
| 1997-11-26 | 806.16 | 未披露 | 定期报告 | 1997-11-19 |
| 1997-11-26 | 805.16 | 未披露 |
更多>>
from August 31, 1996 to August 31, 1997
Exercise of stock options
|
1997-08-31 |
| 1996-11-27 | 798.59 | 未披露 |
更多>>
from August 31, 1995 to August 31, 1996
Exercise of stock options
Stock repurchase
|
1996-08-31 |
| 1996-11-27 | 797.90 | 未披露 |
更多>>
from August 31, 1994 to August 31, 1995
Exercise of stock options
Stock repurchase
|
1995-08-31 |
From December 31, 2020 to December 31, 2021
Exercise and vesting of share-based compensation awards
From December 31,2019 to December 31,2020
Exercise of stock options
from December 31, 2018 to December 31, 2019
Issuance of Common Stock in connection with Merger
Exercise of stock options
from June 30, 2019 to September 30, 2019
Exercise of stock options
from December 31, 2018 to June 30, 2019
Issuance of Common Stock in connection with Merger
from December 31, 2018 to March 31, 2019
Issuance of Common Stock in connection with Merger
from December 31, 2017 to December 31, 2018
Exercise of stock options and Warrants
from December 31, 2016 to December 31, 2017
Exercise of stock options
from December 31, 2015 to December 31, 2016
Exercise of stock options
Conversion of CareFirst note
from December 31, 2014 to December 31, 2015
Exercise of stock options
from December 31, 2014 to September 30, 2015
Exercise of stock options
from December 31, 2014 to June 30, 2015
Exercise of stock options
from December 31, 2014 to March 31, 2015
Exercise of stock options
from December 31,2012 to December 31,2013
Exercise of stock options
from December 31, 2012 to September 30, 2013
Exercise of stock options
from December 31, 2011 to December 31, 2012
Exercise of stock options
from December 31, 2011 TO September 30, 2012
Exercise of stock options
from December 31, 2010 to December 31, 2011
Repurchases of common stock
Exercise of stock options
From December 31,2010 to September 30,2011
Repurchases of common stock
Exercise of stock options
from August 31, 2007 to August 31, 2008
Repurchases of common stock
Exercise of stock options
from August 31, 2005 to August 31, 2006
Exercise of stock options and other
from August 31, 2004 to August 31, 2005
Exercise of stock options and other
from August 31, 2003 to August 31, 2004
Exercise of stock options and other
On November 17, 2003, our Board of Directors approved a two-for-one stock split effected in the form of a 100% stock dividend distributed on December 19, 2003 to stockholders of record at the close of business on December 5, 2003
from August 31, 2002 to August 31, 2003
Exercise of stock options and other
Tax benefit of option exercises
from August 31, 2001 to August 31, 2002
Exercise of stock options
Issuance of stock in conjunction with business acquisitions
Issuance of stock in conjunction with strategic alliance
from August 31, 2000 to November 26, 2001
Exercise of stock options
Issuance of stock in conjunction with business acquisitions
On October 29, 2001, the Company’s Board of Directors approved a three-for-two stock split effected in the form of a 50% stock dividend to be distributed on November 23, 2001 to stockholders of record at the close of business on November 9, 2001
from August 31, 1999 to August 31, 2000
Exercise of stock options
Stock repurchase
from August 31, 1998 to August 31, 1999
Exercise of stock options
Stock repurchase
from August 31,1997 to August 31, 1998
Exercise of stock options
Stock repurchase
from August 31, 1996 to August 31, 1997
Exercise of stock options
from August 31, 1995 to August 31, 1996
Exercise of stock options
Stock repurchase
from August 31, 1994 to August 31, 1995
Exercise of stock options
Stock repurchase