股本结构
单位：万股
| 公告日期 | 2024-04-12 | 2024-04-12 | 2024-02-15 | 2024-02-15 | 2023-11-02 | 2023-11-02 |
|---|---|---|---|---|---|---|
| 证券总股本 | 4966.44 | 4966.40 | 4942.09 | 4950.00 | 4940.93 | 4940.00 |
| 普通股本 | 4966.44 | 4966.40 | 4942.09 | 4950.00 | 4940.93 | 4940.00 |
| 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 | 2024-04-08 | 2024-03-01 | 2024-01-31 | 2023-12-31 | 2023-10-31 | 2023-09-30 |
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 |
|---|---|---|---|---|
| 2024-04-12 | 4966.44 | 未披露 | 定期报告 | 2024-04-08 |
| 2024-04-12 | 4966.40 | 未披露 | 定期报告 | 2024-03-01 |
| 2024-02-15 | 4942.09 | 未披露 | 定期报告 | 2024-01-31 |
| 2024-02-15 | 4950.00 | 未披露 |
更多>>
From December 31, 2022 to December 31, 2023
Repurchase of Class A common stock
Exercise of employee stock options (0.5 million shares)/vesting of stock awards
|
2023-12-31 |
| 2023-11-02 | 4940.93 | 未披露 | 定期报告 | 2023-10-31 |
| 2023-11-02 | 4940.00 | 未披露 |
更多>>
From July 1, 2023 to September 30, 2023
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
Repurchase of Class A common stock
|
2023-09-30 |
| 2023-08-02 | 4995.90 | 未披露 | 定期报告 | 2023-07-31 |
| 2023-08-02 | 5000.00 | 未披露 |
更多>>
From April 1, 2023 to June 30, 2023
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
|
2023-06-30 |
| 2023-05-04 | 4990.53 | 未披露 | 定期报告 | 2023-04-30 |
| 2023-04-14 | 4990.18 | 未披露 | 定期报告 | 2023-04-10 |
| 2023-05-04 | 4990.00 | 未披露 | 定期报告 | 2023-03-31 |
| 2023-02-16 | 4946.01 | 未披露 | 定期报告 | 2023-01-31 |
| 2023-02-16 | 4950.00 | 未披露 |
更多>>
From December 31, 2021 to December 31, 2022
Repurchase of Class A common stock
Exercise of employee stock options (1.2 million shares)/vesting of stock awards
|
2022-12-31 |
| 2022-11-03 | 4942.02 | 未披露 | 定期报告 | 2022-10-31 |
| 2022-11-03 | 4970.00 | 未披露 |
更多>>
From July 1, 2022 to September 30, 2022
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
Repurchase of Class A common stock
|
2022-09-30 |
| 2022-08-05 | 5038.06 | 未披露 | 定期报告 | 2022-07-31 |
| 2022-08-05 | 5070.00 | 未披露 |
更多>>
From April 1, 2022 to June 30, 2022
Exercise of employee stock options (0.7 million shares)/vesting of stock awards
Repurchase of Class A common stock
|
2022-06-30 |
| 2022-05-05 | 5020.82 | 未披露 | 定期报告 | 2022-04-30 |
| 2022-04-12 | 5013.07 | 未披露 | 定期报告 | 2022-04-05 |
| 2022-05-05 | 5020.00 | 未披露 |
更多>>
From January 1, 2022 to March 31, 2022
Repurchase of Class A common stock
Exercise of employee stock options (0.4 million shares)/vesting of stock awards
|
2022-03-31 |
| 2022-02-16 | 4982.41 | 未披露 | 定期报告 | 2022-01-31 |
| 2022-02-16 | 4990.00 | 未披露 |
更多>>
From December 31, 2020 to December 31, 2021
Repurchase of Class A common stock
Exercise of employee stock options (0.7 million shares)/vesting of stock awards
|
2021-12-31 |
| 2021-11-04 | 4982.33 | 未披露 | 定期报告 | 2021-10-31 |
| 2021-11-04 | 5010.00 | 未披露 |
更多>>
From July 1, 2021 to September 30, 2021
Repurchase of Class A common stock
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
|
2021-09-30 |
| 2021-08-05 | 5013.47 | 未披露 | 定期报告 | 2021-08-01 |
| 2021-08-05 | 5020.00 | 未披露 |
更多>>
from April 1, 2021 to June 30, 2021
Repurchase of Class A common stock
Exercise of employee stock options (0.2 million shares)/vesting of stock awards
|
2021-06-30 |
| 2021-05-05 | 5004.23 | 未披露 | 定期报告 | 2021-05-01 |
| 2021-04-12 | 5013.41 | 未披露 | 定期报告 | 2021-04-05 |
| 2021-05-05 | 5020.00 | 未披露 |
更多>>
from January 1, 2021 to March 31, 2021
Repurchase of Class A common stock
Exercise of employee stock options (0.3 million shares)/vesting of stock awards
|
2021-03-31 |
| 2021-02-11 | 5084.43 | 未披露 | 定期报告 | 2021-01-31 |
| 2021-02-11 | 5090.00 | 未披露 |
更多>>
From December 31, 2019 to December 31, 2020
Repurchase of Class A common stock
Exercise of employee stock options (0.4 million shares)/vesting of stock awards
|
2020-12-31 |
| 2020-11-05 | 5103.10 | 未披露 | 定期报告 | 2020-11-01 |
| 2020-11-05 | 5110.00 | 未披露 |
更多>>
From July 1, 2020 to September 30, 2020
Repurchase of Class A common stock
Exercise of employee stock options (0 million shares)/vesting of stock awards
|
2020-09-30 |
| 2020-08-06 | 5138.72 | 未披露 | 定期报告 | 2020-08-01 |
| 2020-08-06 | 5150.00 | 未披露 |
更多>>
from April 1, 2020 to June 30, 2020
Repurchase of Class A common stock
Exercise of employee stock options (0.2 million shares)/vesting of stock awards
|
2020-06-30 |
| 2020-05-07 | 5189.90 | 未披露 | 定期报告 | 2020-05-01 |
| 2020-04-13 | 5263.67 | 未披露 | 定期报告 | 2020-04-06 |
| 2020-05-07 | 5310.00 | 未披露 |
更多>>
from January 1, 2020 to March 31, 2020
Repurchase of Class A common stock
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
|
2020-03-31 |
| 2020-02-13 | 5554.72 | 未披露 | 定期报告 | 2020-01-31 |
| 2020-02-13 | 5560.00 | 未披露 |
更多>>
from December 31, 2018 to December 31, 2019
Repurchase of Class A common stock
Exercise of employee stock options (— million shares)/vesting of stock awards
|
2019-12-31 |
| 2019-11-06 | 5554.72 | 未披露 | 定期报告 | 2019-10-31 |
| 2019-08-07 | 5554.66 | 未披露 | 定期报告 | 2019-07-31 |
| 2019-08-07 | 5560.00 | 未披露 |
更多>>
from April 1, 2019 to June 30,2019
Exercise of employee stock options (— million shares)/vesting of stock awards
|
2019-06-30 |
| 2019-05-01 | 5548.66 | 未披露 | 定期报告 | 2019-04-23 |
| 2019-04-17 | 5551.44 | 未披露 | 定期报告 | 2019-04-09 |
| 2019-05-01 | 5560.00 | 未披露 |
更多>>
from January 1, 2019 to March 31, 2019
Repurchase of Class A common stock
Exercise of employee stock options (0.2 million shares)/vesting of stock awards
|
2019-03-31 |
| 2019-02-14 | 5536.10 | 未披露 | 定期报告 | 2019-01-31 |
| 2019-02-14 | 5540.00 | 未披露 |
更多>>
from December 31, 2017 to December 31, 2018
Repurchase of Class A common stock
Exercise of employee stock options (0.5 million shares)/vesting of stock awards
Business Acquisitions (1.5 million shares)
Equity component of convertible note settlement (net)
|
2018-12-31 |
| 2018-11-08 | 5554.93 | 未披露 | 定期报告 | 2018-10-31 |
| 2018-11-08 | 5570.00 | 未披露 | 定期报告 | 2018-09-30 |
| 2018-08-03 | 5553.05 | 未披露 | 定期报告 | 2018-07-31 |
| 2018-08-03 | 5560.00 | 未披露 | 定期报告 | 2018-06-30 |
| 2018-04-27 | 5561.15 | 未披露 | 定期报告 | 2018-04-24 |
| 2018-04-17 | 5565.13 | 未披露 | 定期报告 | 2018-04-12 |
| 2018-04-17 | 5565.07 | 未披露 | 定期报告 | 2018-03-31 |
| 2018-02-16 | 5275.09 | 未披露 | 定期报告 | 2018-01-31 |
| 2018-02-16 | 5270.00 | 未披露 |
更多>>
from December 31, 2016 to December 31, 2017
Repurchase of Class A common stock
Exercise of employee stock options (1.2 million shares)/vesting of stock awards
|
2017-12-31 |
| 2017-11-02 | 5265.06 | 未披露 | 定期报告 | 2017-10-31 |
| 2017-11-02 | 5280.00 | 未披露 | 定期报告 | 2017-09-30 |
| 2017-08-03 | 5294.22 | 未披露 | 定期报告 | 2017-07-31 |
| 2017-08-03 | 5300.00 | 未披露 | 定期报告 | 2017-06-30 |
| 2017-05-04 | 5284.04 | 未披露 | 定期报告 | 2017-04-30 |
| 2017-05-04 | 5290.00 | 未披露 | 定期报告 | 2017-03-31 |
| 2017-03-17 | 5282.20 | 未披露 | 定期报告 | 2017-03-16 |
| 2017-02-27 | 5256.92 | 未披露 | 定期报告 | 2017-01-31 |
| 2017-02-27 | 5260.00 | 未披露 |
更多>>
from December 31, 2015 to December 31, 2016
Repurchase of Class A common stock
Exercise of employee stock options (1.1 million shares)/vesting of stock awards
|
2016-12-31 |
| 2016-11-04 | 5445.21 | 未披露 | 定期报告 | 2016-10-31 |
| 2016-11-04 | 5580.00 | 未披露 | 定期报告 | 2016-09-30 |
| 2016-08-05 | 5594.15 | 未披露 | 定期报告 | 2016-07-31 |
| 2016-08-05 | 5600.00 | 未披露 | 定期报告 | 2016-06-30 |
| 2016-04-29 | 5597.05 | 未披露 | 定期报告 | 2016-04-20 |
| 2016-04-29 | 5600.00 | 未披露 | 定期报告 | 2016-03-31 |
| 2016-02-18 | 5581.92 | 未披露 | 定期报告 | 2016-01-29 |
| 2016-02-18 | 5600.00 | 未披露 |
更多>>
from December 31, 2014 to December 31, 2015
Repurchase of Class A common stock
Exercise of employee stock options (0.7 million shares)/vesting of stock awards
|
2015-12-31 |
| 2015-11-03 | 5723.10 | 未披露 | 定期报告 | 2015-10-31 |
| 2015-11-03 | 5750.00 | 未披露 | 定期报告 | 2015-09-30 |
| 2015-08-07 | 5777.58 | 未披露 | 定期报告 | 2015-07-31 |
| 2015-08-07 | 5800.00 | 未披露 | 定期报告 | 2015-06-30 |
| 2015-04-30 | 5863.05 | 未披露 | 定期报告 | 2015-04-27 |
| 2015-05-06 | 5880.00 | 未披露 | 定期报告 | 2015-03-31 |
| 2015-03-02 | 5944.53 | 未披露 | 定期报告 | 2015-01-31 |
| 2015-03-02 | 5900.00 | 未披露 |
更多>>
from December 31, 2013 to December 31, 2014
Repurchase of Class A common stock
Exercise of employee stock options (0.8 million shares)/vesting of stock awards
|
2014-12-31 |
| 2014-11-10 | 5928.42 | 未披露 | 定期报告 | 2014-10-31 |
| 2014-11-10 | 5930.00 | 未披露 | 定期报告 | 2014-09-30 |
| 2014-08-12 | 5922.99 | 未披露 | 定期报告 | 2014-07-31 |
| 2014-08-12 | 5930.00 | 未披露 | 定期报告 | 2014-06-30 |
| 2014-05-16 | 5895.06 | 未披露 | 定期报告 | 2014-05-06 |
| 2014-05-08 | 5894.98 | 未披露 | 定期报告 | 2014-04-30 |
| 2014-05-08 | 5900.00 | 未披露 | 定期报告 | 2014-03-31 |
| 2014-03-18 | 5880.04 | 未披露 | 定期报告 | 2014-01-31 |
| 2014-03-18 | 5840.00 | 未披露 |
更多>>
from December 31, 2012 to December 31, 2013
Repurchase of Class A common stock
Exercise of employee stock options (2.2 million shares)/vesting of stock awards
|
2013-12-31 |
| 2013-11-06 | 5948.24 | 未披露 | 定期报告 | 2013-10-31 |
| 2013-11-06 | 5850.00 | 未披露 | 定期报告 | 2013-09-30 |
| 2013-08-05 | 5866.33 | 未披露 | 定期报告 | 2013-07-31 |
| 2013-08-05 | 5890.00 | 未披露 | 定期报告 | 2013-06-30 |
| 2013-05-03 | 5841.24 | 未披露 | 定期报告 | 2013-04-30 |
| 2013-04-30 | 5839.09 | 未披露 | 定期报告 | 2013-04-09 |
| 2013-05-03 | 5840.00 | 未披露 | 定期报告 | 2013-03-31 |
| 2013-02-27 | 5831.57 | 未披露 | 定期报告 | 2013-01-31 |
| 2013-02-27 | 5840.00 | 未披露 |
更多>>
from December 31, 2011 to December 31, 2012
Repurchase of Class A common stock
Exercise of employee stock options (0.8 million shares)/vesting of stock awards
|
2012-12-31 |
| 2012-11-02 | 5869.33 | 未披露 | 定期报告 | 2012-10-31 |
| 2012-11-02 | 5880.00 | 未披露 | 定期报告 | 2012-09-30 |
| 2012-08-07 | 5988.09 | 未披露 | 定期报告 | 2012-07-31 |
| 2012-08-07 | 6020.00 | 未披露 | 定期报告 | 2012-06-30 |
| 2012-05-10 | 6310.97 | 未披露 | 定期报告 | 2012-04-30 |
| 2012-05-10 | 6260.00 | 未披露 | 定期报告 | 2012-03-31 |
| 2012-02-28 | 6316.79 | 未披露 | 定期报告 | 2012-02-01 |
| 2012-02-28 | 6230.00 | 未披露 |
更多>>
from Dec 31,2010 to Dec 31,2011
Repurchase of Class A common stock
Exercise of employee stock options (2.1 million shares)/vesting of stock awards
|
2011-12-31 |
| 2011-11-07 | 6215.99 | 未披露 | 定期报告 | 2011-10-31 |
| 2011-11-07 | 6240.00 | 未披露 | 定期报告 | 2011-09-30 |
| 2011-08-05 | 6240.46 | 未披露 | 定期报告 | 2011-07-31 |
| 2011-08-05 | 6210.00 | 未披露 | 定期报告 | 2011-06-30 |
| 2011-05-05 | 6149.16 | 未披露 | 定期报告 | 2011-04-30 |
| 2011-05-05 | 6200.00 | 未披露 | 定期报告 | 2011-03-31 |
| 2011-02-23 | 6182.10 | 未披露 | 定期报告 | 2011-02-01 |
| 2011-02-23 | 6210.00 | 未披露 |
更多>>
from dec 31 2009 to dec 31 2010
Repurchase of Class A common stock
Reclassification of treasury shares held by subsidiary
Exercise of employee stock options (1.5 million shares)/vesting of stock awards
|
2010-12-31 |
| 2010-11-08 | 6212.66 | 未披露 | 定期报告 | 2010-10-31 |
| 2010-11-08 | 6200.00 | 未披露 | 定期报告 | 2010-09-30 |
| 2010-08-09 | 6203.67 | 未披露 | 定期报告 | 2010-07-31 |
| 2010-08-09 | 6220.00 | 未披露 | 定期报告 | 2010-06-30 |
| 2010-05-07 | 6304.27 | 未披露 | 定期报告 | 2010-04-30 |
| 2010-05-07 | 6270.00 | 未披露 | 定期报告 | 2010-03-31 |
| 2010-03-01 | 6239.63 | 未披露 | 定期报告 | 2010-02-12 |
| 2010-03-01 | 6280.00 | 未披露 |
更多>>
from December 31, 2008 to December 31, 2009
Repurchase of Class A common stock
Exercise of employee stock options (614,000)/vesting of stock awards
|
2009-12-31 |
| 2009-02-27 | 6335.74 | 未披露 | 定期报告 | 2009-02-17 |
| 2009-02-27 | 6340.00 | 未披露 |
更多>>
from December 31, 2007 to December 31, 2008
Repurchase of Class A common stock
Exercise of employee stock options (401,000 shares)
|
2008-12-31 |
| 2008-02-29 | 6341.08 | 未披露 | 定期报告 | 2008-02-15 |
| 2008-02-29 | 6340.00 | 未披露 |
更多>>
from December 31, 2006 to December 31, 2007
Repurchase of Class A common stock
Exercise of employee stock options (593,000 shares)
|
2007-12-31 |
| 2007-03-01 | 6587.86 | 未披露 | 定期报告 | 2007-02-15 |
| 2007-03-01 | 7010.00 | 未披露 |
更多>>
from December 31, 2005 to December 31, 2006
Repurchase of Class A common stock
Exercise of employee stock options
Stock-based compensation
|
2006-12-31 |
| 2006-03-16 | 7018.09 | 未披露 | 定期报告 | 2006-02-28 |
| 2006-03-16 | 7010.00 | 未披露 |
更多>>
from December 31, 2004 to December 31, 2005
Repurchase of Class A common stock
Purchase of long-term assets
Exercise of employee stock options
|
2005-12-31 |
| 2005-03-15 | 6981.86 | 未披露 | 定期报告 | 2005-02-28 |
| 2005-03-15 | 6970.00 | 未披露 |
更多>>
from December 31, 2003 to December 31, 2004
Repurchase of Class A common stock
Purchase of long-term assets
Exercise of employee stock options
Tax benefit of options exercised
|
2004-12-31 |
| 2004-03-15 | 7115.60 | 未披露 | 定期报告 | 2004-02-27 |
| 2004-03-15 | 7070.70 | 未披露 |
更多>>
from December 31, 2002 to December 31, 2003
Repurchase of 11,622,000 shares of Class A common stock
Conversion of shares
Exercise of distributor and employee stock options
|
2003-12-31 |
| 2003-03-04 | 8085.72 | 未披露 | 定期报告 | 2003-02-28 |
| 2003-03-04 | 8107.06 | 未披露 |
更多>>
from December 31, 2001 to December 31, 2002
Repurchase of 1,682,000 shares of Class A common stock
Conversion of shares
|
2002-12-31 |
| 2002-04-01 | 8240.68 | 未披露 | 定期报告 | 2002-03-18 |
| 2002-04-01 | 8246.43 | 未披露 |
更多>>
from December 31, 2000 to December 31, 2001
Repurchase of 2,491,000 shares of Class A common stock
Conversion of shares
|
2001-12-31 |
| 2001-04-02 | 8415.99 | 未披露 | 定期报告 | 2001-03-15 |
| 2001-04-02 | 8474.76 | 未披露 |
更多>>
from December 31, 1999 to December 31, 2000
Repurchase of 1,893,000 shares of Class A common stock
|
2000-12-31 |
| 2000-03-24 | 8661.00 | 未披露 | 定期报告 | 2000-03-10 |
| 2000-03-24 | 8660.91 | 未披露 |
更多>>
from December 31, 1998 to December 31, 1999
Repurchase of 1,985,000 shares of Class A common stock
|
1999-12-31 |
| 1999-03-31 | 8777.22 | 未披露 | 定期报告 | 1999-03-25 |
| 1999-03-31 | 8831.62 | 194.13 |
更多>>
from December 31, 1997 to December 31, 1998
Purchase of Acquired Entities and termination of S corporation status
Purchase of Pharmanex
Conversion of preferred stock
Conversion of shares from Class B to Class A
|
1998-12-31 |
| 1998-03-13 | 8211.09 | 未披露 | 定期报告 | 1998-03-05 |
| 1998-03-13 | 8203.88 | 未披露 |
更多>>
from December 31, 1996 to December 31, 1997
Conversion of shares from Class B to Class A
Repurchase of 1,416 shares of Class A common stock
|
1997-12-31 |
| 1997-03-18 | 8341.97 | 未披露 | 定期报告 | 1997-03-03 |
| 1997-03-18 | 8341.17 | 未披露 |
更多>>
from December 31, 1995 to December 31, 1996
Reorganization and termination of S corporation status
Net proceeds from the Offerings and conversion of shares by stockholders
|
1996-12-31 |
From December 31, 2022 to December 31, 2023
Repurchase of Class A common stock
Exercise of employee stock options (0.5 million shares)/vesting of stock awards
From July 1, 2023 to September 30, 2023
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
Repurchase of Class A common stock
From April 1, 2023 to June 30, 2023
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
From December 31, 2021 to December 31, 2022
Repurchase of Class A common stock
Exercise of employee stock options (1.2 million shares)/vesting of stock awards
From July 1, 2022 to September 30, 2022
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
Repurchase of Class A common stock
From April 1, 2022 to June 30, 2022
Exercise of employee stock options (0.7 million shares)/vesting of stock awards
Repurchase of Class A common stock
From January 1, 2022 to March 31, 2022
Repurchase of Class A common stock
Exercise of employee stock options (0.4 million shares)/vesting of stock awards
From December 31, 2020 to December 31, 2021
Repurchase of Class A common stock
Exercise of employee stock options (0.7 million shares)/vesting of stock awards
From July 1, 2021 to September 30, 2021
Repurchase of Class A common stock
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
from April 1, 2021 to June 30, 2021
Repurchase of Class A common stock
Exercise of employee stock options (0.2 million shares)/vesting of stock awards
from January 1, 2021 to March 31, 2021
Repurchase of Class A common stock
Exercise of employee stock options (0.3 million shares)/vesting of stock awards
From December 31, 2019 to December 31, 2020
Repurchase of Class A common stock
Exercise of employee stock options (0.4 million shares)/vesting of stock awards
From July 1, 2020 to September 30, 2020
Repurchase of Class A common stock
Exercise of employee stock options (0 million shares)/vesting of stock awards
from April 1, 2020 to June 30, 2020
Repurchase of Class A common stock
Exercise of employee stock options (0.2 million shares)/vesting of stock awards
from January 1, 2020 to March 31, 2020
Repurchase of Class A common stock
Exercise of employee stock options (0.1 million shares)/vesting of stock awards
from December 31, 2018 to December 31, 2019
Repurchase of Class A common stock
Exercise of employee stock options (— million shares)/vesting of stock awards
from April 1, 2019 to June 30,2019
Exercise of employee stock options (— million shares)/vesting of stock awards
from January 1, 2019 to March 31, 2019
Repurchase of Class A common stock
Exercise of employee stock options (0.2 million shares)/vesting of stock awards
from December 31, 2017 to December 31, 2018
Repurchase of Class A common stock
Exercise of employee stock options (0.5 million shares)/vesting of stock awards
Business Acquisitions (1.5 million shares)
Equity component of convertible note settlement (net)
from December 31, 2016 to December 31, 2017
Repurchase of Class A common stock
Exercise of employee stock options (1.2 million shares)/vesting of stock awards
from December 31, 2015 to December 31, 2016
Repurchase of Class A common stock
Exercise of employee stock options (1.1 million shares)/vesting of stock awards
from December 31, 2014 to December 31, 2015
Repurchase of Class A common stock
Exercise of employee stock options (0.7 million shares)/vesting of stock awards
from December 31, 2013 to December 31, 2014
Repurchase of Class A common stock
Exercise of employee stock options (0.8 million shares)/vesting of stock awards
from December 31, 2012 to December 31, 2013
Repurchase of Class A common stock
Exercise of employee stock options (2.2 million shares)/vesting of stock awards
from December 31, 2011 to December 31, 2012
Repurchase of Class A common stock
Exercise of employee stock options (0.8 million shares)/vesting of stock awards
from Dec 31,2010 to Dec 31,2011
Repurchase of Class A common stock
Exercise of employee stock options (2.1 million shares)/vesting of stock awards
from dec 31 2009 to dec 31 2010
Repurchase of Class A common stock
Reclassification of treasury shares held by subsidiary
Exercise of employee stock options (1.5 million shares)/vesting of stock awards
from December 31, 2008 to December 31, 2009
Repurchase of Class A common stock
Exercise of employee stock options (614,000)/vesting of stock awards
from December 31, 2007 to December 31, 2008
Repurchase of Class A common stock
Exercise of employee stock options (401,000 shares)
from December 31, 2006 to December 31, 2007
Repurchase of Class A common stock
Exercise of employee stock options (593,000 shares)
from December 31, 2005 to December 31, 2006
Repurchase of Class A common stock
Exercise of employee stock options
Stock-based compensation
from December 31, 2004 to December 31, 2005
Repurchase of Class A common stock
Purchase of long-term assets
Exercise of employee stock options
from December 31, 2003 to December 31, 2004
Repurchase of Class A common stock
Purchase of long-term assets
Exercise of employee stock options
Tax benefit of options exercised
from December 31, 2002 to December 31, 2003
Repurchase of 11,622,000 shares of Class A common stock
Conversion of shares
Exercise of distributor and employee stock options
from December 31, 2001 to December 31, 2002
Repurchase of 1,682,000 shares of Class A common stock
Conversion of shares
from December 31, 2000 to December 31, 2001
Repurchase of 2,491,000 shares of Class A common stock
Conversion of shares
from December 31, 1999 to December 31, 2000
Repurchase of 1,893,000 shares of Class A common stock
from December 31, 1998 to December 31, 1999
Repurchase of 1,985,000 shares of Class A common stock
from December 31, 1997 to December 31, 1998
Purchase of Acquired Entities and termination of S corporation status
Purchase of Pharmanex
Conversion of preferred stock
Conversion of shares from Class B to Class A
from December 31, 1996 to December 31, 1997
Conversion of shares from Class B to Class A
Repurchase of 1,416 shares of Class A common stock
from December 31, 1995 to December 31, 1996
Reorganization and termination of S corporation status
Net proceeds from the Offerings and conversion of shares by stockholders