股本结构
单位：万股
| 公告日期 | 2021-08-24 | 2021-08-09 | 2021-07-15 | 2021-05-06 | 2021-03-12 | 2021-03-12 |
|---|---|---|---|---|---|---|
| 证券总股本 | 1755.09 | 1754.23 | 1749.20 | 1744.58 | 1734.91 | 1727.33 |
| 普通股本 | 1755.09 | 1754.23 | 1749.20 | 1744.58 | 1734.91 | 1727.33 |
| 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 | 2021-08-16 | 2021-07-29 | 2021-07-12 | 2021-04-29 | 2021-02-25 | 2020-12-31 |
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 |
|---|---|---|---|---|
| 2021-08-24 | 1755.09 | 未披露 | 定期报告 | 2021-08-16 |
| 2021-08-09 | 1754.23 | 未披露 | 定期报告 | 2021-07-29 |
| 2021-07-15 | 1749.20 | 未披露 | 定期报告 | 2021-07-12 |
| 2021-05-06 | 1744.58 | 未披露 | 定期报告 | 2021-04-29 |
| 2021-03-12 | 1734.91 | 未披露 | 定期报告 | 2021-02-25 |
| 2021-03-12 | 1727.33 | 未披露 |
更多>>
From December 31, 2019 to December 31, 2020
Stock-based compensation expense
Shares withheld in exchange for tax withholding payments on stock-based compensation
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
Repurchases of common stock in the open market
|
2020-12-31 |
| 2020-11-06 | 1716.19 | 未披露 | 定期报告 | 2020-10-27 |
| 2020-08-07 | 1706.84 | 未披露 | 定期报告 | 2020-07-21 |
| 2020-07-20 | 1705.31 | 未披露 | 定期报告 | 2020-07-08 |
| 2020-05-11 | 1717.31 | 未披露 | 定期报告 | 2020-04-21 |
| 2020-03-10 | 1708.07 | 未披露 | 定期报告 | 2020-02-25 |
| 2020-03-10 | 1703.27 | 未披露 |
更多>>
from December 31, 2018 to December 31, 2019
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
|
2019-12-31 |
| 2019-11-07 | 1697.49 | 未披露 | 定期报告 | 2019-10-31 |
| 2019-08-02 | 1689.44 | 未披露 | 定期报告 | 2019-07-23 |
| 2019-06-25 | 1676.51 | 未披露 | 定期报告 | 2019-06-10 |
| 2019-05-10 | 1672.25 | 未披露 | 定期报告 | 2019-04-23 |
| 2019-04-01 | 1669.16 | 未披露 | 定期报告 | 2019-03-15 |
| 2019-04-01 | 1661.97 | 未披露 |
更多>>
from December 31, 2017 to December 31, 2018
Repurchases of common stock in the open market
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
|
2018-12-31 |
| 2018-11-06 | 1656.52 | 未披露 | 定期报告 | 2018-10-30 |
| 2018-08-01 | 1653.52 | 未披露 | 定期报告 | 2018-07-24 |
| 2018-06-26 | 1652.03 | 未披露 | 定期报告 | 2018-06-25 |
| 2018-05-03 | 1649.38 | 未披露 | 定期报告 | 2018-04-17 |
| 2018-03-01 | 1659.20 | 未披露 | 定期报告 | 2018-02-16 |
| 2018-03-01 | 1674.79 | 未披露 |
更多>>
from December 31, 2016 to December 31, 2017
Repurchases of common stock in the open market
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
|
2017-12-31 |
| 2017-11-02 | 1678.36 | 未披露 | 定期报告 | 2017-10-27 |
| 2017-07-27 | 1672.57 | 未披露 | 定期报告 | 2017-07-20 |
| 2017-05-02 | 1672.73 | 未披露 | 定期报告 | 2017-04-25 |
| 2017-02-28 | 1675.29 | 未披露 | 定期报告 | 2017-02-16 |
| 2017-02-28 | 1674.06 | 未披露 |
更多>>
from December 31, 2015 to December 31, 2016
Repurchases of common stock, including fees and expenses
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
|
2016-12-31 |
| 2016-11-01 | 1668.67 | 未披露 | 定期报告 | 2016-10-24 |
| 2016-07-28 | 1662.73 | 未披露 | 定期报告 | 2016-07-25 |
| 2016-04-28 | 1674.89 | 未披露 | 定期报告 | 2016-04-25 |
| 2016-02-25 | 1672.79 | 未披露 | 定期报告 | 2016-02-18 |
| 2016-02-25 | 1688.62 | 未披露 |
更多>>
From December 31, 2014 to December 31, 2015
Issuance of stock for employer contributions to retirement plan
Repurchases of common stock, including fees and expenses
Net issuances of stock pursuant to stock compensation plans and other
|
2015-12-31 |
| 2015-10-29 | 1702.83 | 未披露 | 定期报告 | 2015-10-23 |
| 2015-07-30 | 1719.36 | 未披露 | 定期报告 | 2015-07-24 |
| 2015-04-30 | 1718.38 | 未披露 | 定期报告 | 2015-04-27 |
| 2015-02-24 | 1715.57 | 未披露 | 定期报告 | 2015-02-16 |
| 2015-02-24 | 1714.91 | 未披露 |
更多>>
from December 31, 2013 to December 31, 2014
Repurchases of common stock, including fees and expenses
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
|
2014-12-31 |
| 2014-10-30 | 1709.36 | 未披露 | 定期报告 | 2014-10-24 |
| 2014-07-31 | 1910.42 | 未披露 | 定期报告 | 2014-07-25 |
| 2014-04-30 | 1916.09 | 未披露 | 定期报告 | 2014-04-28 |
| 2014-02-28 | 1913.96 | 未披露 | 定期报告 | 2014-02-14 |
| 2014-02-28 | 1913.30 | 未披露 |
更多>>
from December 31, 2012 to December 31, 2013
Repurchases of common stock in the open market
Shares withheld in exchange for tax withholding payments on stock-based compensation
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
|
2013-12-31 |
| 2013-10-31 | 1914.56 | 未披露 | 定期报告 | 2013-10-25 |
| 2013-08-01 | 1910.75 | 未披露 | 定期报告 | 2013-07-26 |
| 2013-05-02 | 1907.88 | 未披露 | 定期报告 | 2013-04-30 |
| 2013-05-03 | 1906.93 | 未披露 | 定期报告 | 2013-04-19 |
| 2013-02-26 | 1905.98 | 未披露 | 定期报告 | 2013-02-15 |
| 2013-02-26 | 1904.97 | 未披露 |
更多>>
from December 31, 2011 to December 31, 2012
Repurchases of common stock in the open market
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
|
2012-12-31 |
| 2012-11-01 | 1907.98 | 未披露 | 定期报告 | 2012-10-26 |
| 2012-08-02 | 1893.86 | 未披露 | 定期报告 | 2012-07-27 |
| 2012-07-30 | 1892.95 | 未披露 | 定期报告 | 2012-07-20 |
| 2012-05-03 | 1890.64 | 未披露 | 定期报告 | 2012-04-30 |
| 2012-02-29 | 1883.65 | 未披露 | 定期报告 | 2012-02-22 |
| 2012-02-29 | 1879.55 | 未披露 |
更多>>
from Dec 31,2010 to Dec 31,2011
Repurchases of common stock in the open market
Net issuances of stock pursuant to stock compensation and benefit plans and other
|
2011-12-31 |
| 2011-11-03 | 1874.39 | 未披露 | 定期报告 | 2011-10-28 |
| 2011-08-04 | 1879.34 | 未披露 | 定期报告 | 2011-07-29 |
| 2011-05-05 | 1877.72 | 未披露 | 定期报告 | 2011-04-29 |
| 2011-03-03 | 1872.72 | 未披露 | 定期报告 | 2011-02-28 |
| 2011-03-03 | 1870.90 | 未披露 |
更多>>
from December 31, 2009 to December 31, 2010
Net issuances of stock pursuant to stock compensation and benefit plans and other
Repurchases of common stock in the open market
|
2010-12-31 |
| 2010-11-04 | 1862.73 | 未披露 | 定期报告 | 2010-10-29 |
| 2010-08-05 | 1860.95 | 未披露 | 定期报告 | 2010-07-30 |
| 2010-03-04 | 1860.33 | 未披露 | 定期报告 | 2010-02-26 |
| 2010-03-04 | 1858.84 | 未披露 |
更多>>
from December 31, 2008 to December 31,2009
Equity investment by Sagard Capital Partners, L.P.
Repurchases of common stock in the open market
Stock-based compensation expense
Net issuances of stock pursuant to stock compensation and benefit plans and other
|
2009-12-31 |
| 2009-03-04 | 1613.19 | 未披露 | 定期报告 | 2009-02-27 |
| 2009-03-04 | 1608.55 | 未披露 |
更多>>
from December 31, 2007 to December 31,2008
Repurchases of common stock in the open market
Stock-based compensation expense
Exercise of warrants
Net issuances of stock pursuant to stock compensation and benefit plans and other
|
2008-12-31 |
| 2008-03-11 | 1674.94 | 未披露 | 定期报告 | 2008-02-29 |
| 2008-03-11 | 1671.05 | 未披露 |
更多>>
from December 31, 2006 to December 31,2007
Repurchases of common stock in the open market
Stock-based compensation expense
Exercise of warrants
|
2007-12-31 |
| 2007-03-14 | 1642.35 | 未披露 | 定期报告 | 2007-02-28 |
| 2007-03-14 | 1596.78 | 未披露 |
更多>>
from December 31, 2005 to December 31,2006
Repurchase and exchange of common stock and Class B stock in capital stock restructuring
Net issuances of stock for exercises of stock options and retirement savings plan and other
Repurchases of common stock in the open market
Stock-based compensation expense
Exercise of warrants by Gabelli
Cash and net-share settlements of stock options
|
2006-12-31 |
| 2006-03-16 | 1569.53 | 未披露 | 定期报告 | 2006-02-28 |
| 2006-03-16 | 1831.42 | 未披露 |
更多>>
from December 31, 2004 to December 31,2005
Proceeds from issuance of common stock
|
2005-12-31 |
| 2005-03-17 | 1793.63 | 未披露 | 定期报告 | 2005-03-10 |
| 2005-03-17 | 1786.08 | 未披露 |
更多>>
from December 31, 2003 to December 31,2004
Proceeds from issuance of common stock
|
2004-12-31 |
| 2004-04-14 | 1759.10 | 未披露 | 定期报告 | 2004-03-15 |
| 2004-04-14 | 1753.41 | 未披露 |
更多>>
from December 31, 2002 to December 31,2003
Issuance and sale of common stock and warrants
|
2003-12-31 |
| 2003-04-15 | 1660.16 | 未披露 | 定期报告 | 2003-03-19 |
| 2003-04-15 | 1652.80 | 未披露 |
更多>>
from December 31, 2001 to December 31,2002
Issuance and sale of common stock
|
2002-12-31 |
| 2002-04-04 | 1368.03 | 未披露 | 定期报告 | 2002-03-22 |
| 2002-04-04 | 1363.44 | 未披露 |
更多>>
from December 31, 2000 to December 31,2001
Issuance and sale of common stock and warrants
Issuance of treasury stock in exchange for class B common stock
|
2001-12-31 |
| 2001-04-10 | 1296.02 | 未披露 | 定期报告 | 2001-03-21 |
| 2001-04-10 | 1295.65 | 未披露 |
更多>>
from December 31, 1999 to December 31,2000
Issuance and sale of common stock
Issuance of treasury stock
|
2000-12-31 |
| 2000-04-14 | 1207.38 | 未披露 | 定期报告 | 2000-04-03 |
| 2000-04-14 | 1156.53 | 未披露 |
更多>>
from December 31, 1998 to December 31, 1999
Issuance and sale of common stock
Purchase of treasury stock
|
1999-12-31 |
| 1999-03-31 | 1133.24 | 未披露 | 定期报告 | 1999-03-15 |
| 1999-03-31 | 1108.29 | 未披露 |
更多>>
from December 31, 1997 to December 31, 1998
Issuance and sale of common stock
Purchase of treasury stock
|
1998-12-31 |
| 1999-03-31 | 1072.05 | 未披露 |
更多>>
from December 31, 1996 to December 31, 1997
Issuance of stock in connection with acquisition of General Physics
Issuance and sale of common stock
Purchase of treasury stock
|
1997-12-31 |
From December 31, 2019 to December 31, 2020
Stock-based compensation expense
Shares withheld in exchange for tax withholding payments on stock-based compensation
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
Repurchases of common stock in the open market
from December 31, 2018 to December 31, 2019
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
from December 31, 2017 to December 31, 2018
Repurchases of common stock in the open market
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
from December 31, 2016 to December 31, 2017
Repurchases of common stock in the open market
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
from December 31, 2015 to December 31, 2016
Repurchases of common stock, including fees and expenses
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
From December 31, 2014 to December 31, 2015
Issuance of stock for employer contributions to retirement plan
Repurchases of common stock, including fees and expenses
Net issuances of stock pursuant to stock compensation plans and other
from December 31, 2013 to December 31, 2014
Repurchases of common stock, including fees and expenses
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
from December 31, 2012 to December 31, 2013
Repurchases of common stock in the open market
Shares withheld in exchange for tax withholding payments on stock-based compensation
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
from December 31, 2011 to December 31, 2012
Repurchases of common stock in the open market
Issuance of stock for employer contributions to retirement plan
Net issuances of stock pursuant to stock compensation plans and other
from Dec 31,2010 to Dec 31,2011
Repurchases of common stock in the open market
Net issuances of stock pursuant to stock compensation and benefit plans and other
from December 31, 2009 to December 31, 2010
Net issuances of stock pursuant to stock compensation and benefit plans and other
Repurchases of common stock in the open market
from December 31, 2008 to December 31,2009
Equity investment by Sagard Capital Partners, L.P.
Repurchases of common stock in the open market
Stock-based compensation expense
Net issuances of stock pursuant to stock compensation and benefit plans and other
from December 31, 2007 to December 31,2008
Repurchases of common stock in the open market
Stock-based compensation expense
Exercise of warrants
Net issuances of stock pursuant to stock compensation and benefit plans and other
from December 31, 2006 to December 31,2007
Repurchases of common stock in the open market
Stock-based compensation expense
Exercise of warrants
from December 31, 2005 to December 31,2006
Repurchase and exchange of common stock and Class B stock in capital stock restructuring
Net issuances of stock for exercises of stock options and retirement savings plan and other
Repurchases of common stock in the open market
Stock-based compensation expense
Exercise of warrants by Gabelli
Cash and net-share settlements of stock options
from December 31, 2004 to December 31,2005
Proceeds from issuance of common stock
from December 31, 2003 to December 31,2004
Proceeds from issuance of common stock
from December 31, 2002 to December 31,2003
Issuance and sale of common stock and warrants
from December 31, 2001 to December 31,2002
Issuance and sale of common stock
from December 31, 2000 to December 31,2001
Issuance and sale of common stock and warrants
Issuance of treasury stock in exchange for class B common stock
from December 31, 1999 to December 31,2000
Issuance and sale of common stock
Issuance of treasury stock
from December 31, 1998 to December 31, 1999
Issuance and sale of common stock
Purchase of treasury stock
from December 31, 1997 to December 31, 1998
Issuance and sale of common stock
Purchase of treasury stock
from December 31, 1996 to December 31, 1997
Issuance of stock in connection with acquisition of General Physics
Issuance and sale of common stock
Purchase of treasury stock