股本结构
单位：万股
| 公告日期 | 2026-03-06 | 2026-02-23 | 2026-02-23 | 2025-10-23 | 2025-07-24 | 2025-04-24 |
|---|---|---|---|---|---|---|
| 证券总股本 | 3354.70 | 3357.59 | 3357.60 | 3417.27 | 3415.01 | 3396.10 |
| 普通股本 | 3354.70 | 3357.59 | 3357.60 | 3417.27 | 3415.01 | 3396.10 |
| 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 | 2026-03-02 | 2026-02-06 | 2025-12-31 | 2025-09-30 | 2025-06-30 | 2025-04-22 |
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 |
|---|---|---|---|---|
| 2026-03-06 | 3354.70 | 未披露 | 定期报告 | 2026-03-02 |
| 2026-02-23 | 3357.59 | 未披露 | 定期报告 | 2026-02-06 |
| 2026-02-23 | 3357.60 | 未披露 |
更多>>
From December 31, 2024 to December 31, 2025
Purchases of treasury stock
|
2025-12-31 |
| 2025-10-23 | 3417.27 | 未披露 | 定期报告 | 2025-09-30 |
| 2025-07-24 | 3415.01 | 未披露 |
更多>>
From March 31, 2025 to June 30, 2025
Purchases of treasury stock
Shares awarded under stock compensation plans
|
2025-06-30 |
| 2025-04-24 | 3396.10 | 未披露 | 定期报告 | 2025-04-22 |
| 2025-04-24 | 3392.92 | 未披露 |
更多>>
From December 31, 2024 to March 31, 2025
Purchases of treasury stock
Shares awarded under stock compensation plans
|
2025-03-31 |
| 2025-03-07 | 3386.45 | 未披露 | 定期报告 | 2025-02-28 |
| 2025-02-19 | 3372.20 | 未披露 | 定期报告 | 2025-02-07 |
| 2025-02-19 | 3411.40 | 未披露 |
更多>>
From December 31, 2023 to December 31, 2024
Purchases of treasury stock
Shares awarded under stock compensation plans
|
2024-12-31 |
| 2024-10-24 | 3419.01 | 未披露 | 定期报告 | 2024-10-22 |
| 2024-10-24 | 3418.51 | 未披露 |
更多>>
From June 30, 2024 to September 30, 2024
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2024-09-30 |
| 2024-08-08 | 3412.02 | 未披露 |
更多>>
From March 31, 2024 to June 30, 2024
Shares awarded under stock compensation plans
|
2024-06-30 |
| 2024-04-25 | 3389.11 | 未披露 | 定期报告 | 2024-04-23 |
| 2024-04-25 | 3389.08 | 未披露 |
更多>>
From December 31, 2023 to March 31, 2024
Purchases of treasury stock
Shares awarded under stock compensation plans
|
2024-03-31 |
| 2024-03-15 | 3410.01 | 未披露 | 定期报告 | 2024-02-29 |
| 2024-02-22 | 3398.25 | 未披露 | 定期报告 | 2024-02-08 |
| 2024-02-22 | 3396.12 | 未披露 |
更多>>
From December 31, 2022 to December 31, 2023
Purchases of treasury stock
Shares awarded under stock compensation plans
|
2023-12-31 |
| 2023-10-26 | 3388.67 | 未披露 |
更多>>
From June 30,2023 to September 30,2023
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2023-09-30 |
| 2023-07-27 | 3544.20 | 未披露 | 定期报告 | 2023-07-25 |
| 2023-07-27 | 3543.65 | 未披露 |
更多>>
From March 31, 2023 to June 30, 2023
Shares awarded under stock compensation plans
|
2023-06-30 |
| 2023-04-27 | 3541.96 | 未披露 | 定期报告 | 2023-04-25 |
| 2023-04-27 | 3530.46 | 未披露 |
更多>>
From December 31, 2022 to March 31, 2023
Purchases of treasury stock
Shares awarded under stock compensation plans
|
2023-03-31 |
| 2023-04-03 | 3550.77 | 未披露 | 定期报告 | 2023-03-20 |
| 2023-02-17 | 3604.25 | 未披露 | 定期报告 | 2023-02-09 |
| 2023-02-17 | 3623.37 | 未披露 |
更多>>
From December 31, 2021 to December 31, 2022
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2022-12-31 |
| 2022-10-28 | 3657.78 | 未披露 |
更多>>
From June 30, 2022 to September 30, 2022
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2022-09-30 |
| 2022-07-28 | 3926.58 | 未披露 |
更多>>
From March 31, 2022 to June 30, 2022
Purchases of treasury stock
Shares awarded under stock compensation plans
|
2022-06-30 |
| 2022-04-28 | 3955.97 | 未披露 | 定期报告 | 2022-04-26 |
| 2022-04-28 | 4054.56 | 未披露 |
更多>>
From December 31, 2021 to March 31, 2022
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2022-03-31 |
| 2022-03-18 | 4066.86 | 未披露 | 定期报告 | 2022-03-04 |
| 2022-02-25 | 4021.55 | 未披露 | 定期报告 | 2022-02-23 |
| 2022-02-25 | 4072.19 | 未披露 |
更多>>
From December 31, 2020 to December 31, 2021
Purchases of treasury stock
|
2021-12-31 |
| 2021-10-28 | 4125.46 | 未披露 |
更多>>
From June 30, 2021 to September 30, 2021
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2021-09-30 |
| 2021-07-29 | 4171.59 | 未披露 | 定期报告 | 2021-07-26 |
| 2021-07-29 | 4170.98 | 未披露 |
更多>>
from March 31, 2021 to June 30, 2021
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2021-06-30 |
| 2021-04-29 | 4159.48 | 未披露 | 定期报告 | 2021-04-26 |
| 2021-04-29 | 4127.99 | 未披露 |
更多>>
from December 31, 2020 to March 31, 2021
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2021-03-31 |
| 2021-03-12 | 4111.43 | 未披露 | 定期报告 | 2021-03-05 |
| 2021-02-23 | 4182.71 | 未披露 |
更多>>
From December 31, 2019 to December 31, 2020
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2020-12-31 |
| 2020-10-29 | 4205.00 | 未披露 | 定期报告 | 2020-10-28 |
| 2020-10-29 | 4221.52 | 未披露 |
更多>>
From June 30, 2020 to September 30, 2020
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2020-09-30 |
| 2020-07-31 | 4261.23 | 未披露 | 定期报告 | 2020-07-29 |
| 2020-07-31 | 4299.46 | 未披露 |
更多>>
From March 31, 2020 to June 30, 2020
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2020-06-30 |
| 2020-05-11 | 4291.98 | 未披露 | 定期报告 | 2020-04-29 |
| 2020-05-11 | 4286.42 | 未披露 | 定期报告 | 2020-03-31 |
| 2020-03-18 | 4270.70 | 未披露 | 定期报告 | 2020-03-09 |
| 2020-02-21 | 4256.20 | 未披露 | 定期报告 | 2020-02-12 |
| 2019-10-24 | 4313.44 | 未披露 |
更多>>
from June 30, 2019 to September 30, 2019
Shares awarded under stock compensation plans
|
2019-09-30 |
| 2019-07-25 | 4312.88 | 未披露 |
更多>>
From March 31, 2019 to June 30, 2019
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2019-06-30 |
| 2019-04-26 | 4308.08 | 未披露 |
更多>>
from December 31, 2018 to March 31, 2019
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2019-03-31 |
| 2019-03-13 | 4299.10 | 未披露 | 定期报告 | 2019-02-28 |
| 2019-02-21 | 4294.56 | 未披露 | 定期报告 | 2019-02-20 |
| 2018-10-25 | 4275.06 | 未披露 |
更多>>
from December 31, 2017 to September 30, 2018
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2018-09-30 |
| 2018-07-27 | 4271.16 | 未披露 |
更多>>
From December 31, 2017 to June 30, 2018
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2018-06-30 |
| 2018-04-26 | 4267.11 | 未披露 |
更多>>
From December 31, 2017 to March 31, 2018
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2018-03-31 |
| 2018-02-28 | 4241.39 | 未披露 | 定期报告 | 2018-02-27 |
| 2017-10-26 | 4319.56 | 未披露 |
更多>>
From December 31, 2016 to September 30, 2017
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2017-09-30 |
| 2017-07-28 | 4386.15 | 未披露 |
更多>>
From December 31, 2016 to June 30, 2017
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2017-06-30 |
| 2017-04-27 | 4499.12 | 未披露 | 定期报告 | 2017-04-24 |
| 2017-04-27 | 4497.81 | 未披露 |
更多>>
From December 31, 2016 to March 31, 2017
Purchases of treasury stock
|
2017-03-31 |
| 2017-02-27 | 4488.52 | 未披露 | 定期报告 | 2017-02-21 |
| 2017-02-27 | 4473.32 | 未披露 |
更多>>
from December 31, 2015 to December 31, 2016
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2016-12-31 |
| 2016-11-01 | 4487.01 | 未披露 |
更多>>
From December 31, 2015 to September 30, 2016
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2016-09-30 |
| 2016-07-27 | 4544.78 | 未披露 |
更多>>
From December 31, 2015 to June 30, 2016
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2016-06-30 |
| 2016-04-27 | 4581.84 | 未披露 | 定期报告 | 2016-04-19 |
| 2016-04-27 | 4617.74 | 未披露 |
更多>>
From December 31, 2015 to March 31, 2016
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2016-03-31 |
| 2016-02-26 | 4604.02 | 未披露 | 定期报告 | 2016-02-22 |
| 2016-02-26 | 4994.03 | 未披露 |
更多>>
from December 31, 2014 to December 31, 2015
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2015-12-31 |
| 2015-10-30 | 4981.05 | 未披露 | 定期报告 | 2015-10-26 |
| 2015-10-30 | 4992.84 | 未披露 |
更多>>
from December 31, 2014 to September 30, 2015
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2015-09-30 |
| 2015-07-23 | 5072.54 | 未披露 |
更多>>
from December 31, 2014 to June 30, 2015
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2015-06-30 |
| 2015-05-08 | 5087.11 | 未披露 | 定期报告 | 2015-04-28 |
| 2015-05-08 | 5084.26 | 未披露 |
更多>>
from December 31, 2014 to March 31, 2015
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2015-03-31 |
| 2015-02-27 | 5093.47 | 未披露 | 定期报告 | 2015-02-18 |
| 2015-02-27 | 5091.99 | 未披露 |
更多>>
from December 31, 2013 to December 31, 2014
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2014-12-31 |
| 2014-10-23 | 5117.53 | 未披露 | 定期报告 | 2014-10-17 |
| 2014-10-23 | 5146.75 | 未披露 |
更多>>
from December 31, 2013 to September 30, 2014
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2014-09-30 |
| 2014-07-24 | 5263.73 | 未披露 | 定期报告 | 2014-07-17 |
| 2014-07-24 | 5263.63 | 未披露 |
更多>>
from December 31, 2013 to June 30, 2014
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2014-06-30 |
| 2014-04-24 | 5256.23 | 未披露 | 定期报告 | 2014-04-17 |
| 2014-04-24 | 5264.22 | 未披露 |
更多>>
from December 31, 2013 to March 31, 2014
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2014-03-31 |
| 2014-03-03 | 5249.33 | 未披露 | 定期报告 | 2014-02-18 |
| 2014-03-03 | 5271.34 | 未披露 |
更多>>
from December 31, 2012 to December 31, 2013
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2013-12-31 |
| 2013-11-08 | 5268.98 | 未披露 | 定期报告 | 2013-10-30 |
| 2013-11-08 | 5278.08 | 未披露 |
更多>>
from December 31, 2012 to September 30, 2013
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2013-09-30 |
| 2013-07-26 | 5279.64 | 未披露 |
更多>>
From December 31, 2012 to June 30, 2013
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2013-06-30 |
| 2013-04-26 | 5296.19 | 未披露 | 定期报告 | 2013-04-15 |
| 2013-04-26 | 5295.86 | 未披露 |
更多>>
from DECEMBER 31, 2012 to MARCH 31, 2013
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2013-03-31 |
| 2013-03-26 | 5301.14 | 未披露 | 定期报告 | 2013-02-19 |
| 2013-03-26 | 5323.99 | 未披露 |
更多>>
from DECEMBER 31, 2011 to DECEMBER 31, 2012
Shares awarded under stock compensation plans
Issuance of common stock
Purchases of treasury stock
|
2012-12-31 |
| 2012-10-25 | 5633.49 | 未披露 | 定期报告 | 2012-10-17 |
| 2012-10-25 | 5653.35 | 未披露 |
更多>>
from DECEMBER 31, 2011 to SEPTEMBER 30, 2012
Shares awarded under stock compensation plans
Issuance of common stock
Purchases of treasury stock
|
2012-09-30 |
| 2012-07-25 | 5315.92 | 未披露 | 定期报告 | 2012-07-18 |
| 2012-07-25 | 5315.68 | 未披露 |
更多>>
from DECEMBER 31, 2011 to JUNE 30, 2012
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2012-06-30 |
| 2012-04-27 | 5314.47 | 未披露 | 定期报告 | 2012-04-19 |
| 2012-04-27 | 5309.92 | 未披露 |
更多>>
from Dec 31,2011 to Mar 31,2012
Shares awarded under stock compensation plans
|
2012-03-31 |
| 2012-03-05 | 5265.30 | 未披露 | 定期报告 | 2012-02-21 |
| 2012-03-05 | 5262.94 | 未披露 |
更多>>
from DECEMBER 31, 2010 to DECEMBER 31, 2011
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2011-12-31 |
| 2011-10-31 | 5268.94 | 未披露 |
更多>>
From December 31,2010 to September 30,2011
Shares awarded under stock compensation plans
|
2011-09-30 |
| 2011-08-01 | 5303.35 | 未披露 | 定期报告 | 2011-07-20 |
| 2011-08-01 | 5297.13 | 未披露 |
更多>>
From Dec 31 2010 to Jun 30 2011
Shares awarded under stock compensation plans
|
2011-06-30 |
| 2011-04-28 | 5294.96 | 未披露 | 定期报告 | 2011-04-22 |
| 2011-04-28 | 5291.74 | 未披露 |
更多>>
Shares awarded under stock compensation plans
|
2011-03-31 |
| 2011-02-24 | 5279.03 | 未披露 | 定期报告 | 2011-02-18 |
| 2011-02-24 | 5278.74 | 未披露 |
更多>>
from December 31, 2009 to December 31, 2010
Shares awarded under stock compensation plans
|
2010-12-31 |
| 2010-10-28 | 5273.71 | 未披露 | 定期报告 | 2010-10-22 |
| 2010-10-28 | 5268.71 | 未披露 |
更多>>
from December 31, 2009 to SEPTEMBER 30, 2010
Shares awarded under stock compensation plans
|
2010-09-30 |
| 2010-07-29 | 5268.02 | 未披露 | 定期报告 | 2010-07-25 |
| 2010-07-29 | 5267.66 | 未披露 |
更多>>
from December 31, 2009 to JUNE 30, 2010
Shares awarded under stock compensation plans
|
2010-06-30 |
| 2010-04-30 | 5260.34 | 未披露 | 定期报告 | 2010-04-28 |
| 2010-04-30 | 5250.85 | 未披露 |
更多>>
Shares awarded under stock compensation plans
|
2010-03-31 |
| 2010-02-24 | 5213.89 | 未披露 | 定期报告 | 2010-02-18 |
| 2010-02-24 | 5212.89 | 未披露 |
更多>>
from DECEMBER 31, 2008 to DECEMBER 31, 2009
Shares awarded under stock compensation plans
Issuance of Common Stock
Restricted stock amortization
Purchases of treasury stock
|
2009-12-31 |
| 2009-03-31 | 4012.44 | 未披露 | 定期报告 | 2009-03-24 |
| 2009-03-31 | 4009.25 | 未披露 |
更多>>
from DECEMBER 31, 2007 to DECEMBER 31, 2008
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2008-12-31 |
| 2008-02-28 | 4086.73 | 未披露 | 定期报告 | 2008-02-20 |
| 2008-02-29 | 4132.79 | 未披露 |
更多>>
from DECEMBER 31, 2006 to DECEMBER 31, 2007
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2007-12-31 |
| 2007-03-16 | 4291.10 | 未披露 | 定期报告 | 2007-03-08 |
| 2007-03-16 | 4272.10 | 未披露 |
更多>>
from DECEMBER 31, 2005 to DECEMBER 31, 2006
Shares awarded under stock compensation plans
Purchases of treasury stock
|
2006-12-31 |
| 2006-03-15 | 4208.42 | 未披露 | 定期报告 | 2006-03-01 |
| 2006-03-15 | 4197.52 | 未披露 |
更多>>
from DECEMBER 31, 2004 to DECEMBER 31, 2005
Shares awarded under stock compensation plans
Restricted stock forfeiture
Purchases of treasury stock
|
2005-12-31 |
| 2005-03-07 | 4160.31 | 未披露 | 定期报告 | 2005-03-01 |
| 2005-03-07 | 4166.11 | 未披露 |
更多>>
from DECEMBER 31, 2003 to DECEMBER 31, 2004
Shares awarded under stock compensation plans
Purchase of Treasury Stock
|
2004-12-31 |
| 2004-03-09 | 4114.76 | 未披露 | 定期报告 | 2004-03-01 |
| 2004-03-09 | 4122.19 | 未披露 |
更多>>
from DECEMBER 31, 2002 to DECEMBER 31, 2003
Shares awarded under stock compensation plans
Purchase of Treasury Stock
|
2003-12-31 |
| 2003-03-20 | 4077.07 | 未披露 | 定期报告 | 2003-03-11 |
| 2003-03-20 | 4114.09 | 未披露 |
更多>>
from DECEMBER 31, 2001 to DECEMBER 31, 2002
Shares awarded under stock compensation plans
Issuance of Class A Common Stock for Acquisitions
Purchase of Treasury Stock
|
2002-12-31 |
| 2002-03-27 | 4078.46 | 未披露 | 定期报告 | 2002-03-15 |
| 2002-03-27 | 4054.98 | 未披露 |
更多>>
from DECEMBER 31, 2000 to DECEMBER 31, 2001
Shares awarded under stock compensation plans
Conversion of Class B Common Stock
Exercise of Warrants
Purchase of Treasury Stock
|
2001-12-31 |
| 2001-04-02 | 4084.32 | 未披露 | 定期报告 | 2001-03-16 |
| 2001-04-02 | 4554.20 | 1.16 |
更多>>
from DECEMBER 31, 1999 to DECEMBER 31, 2000
Issuance of Preferred Stock
Conversion of Preferred Stock
Redemption of Preferred Stock
Issuance of Class A Common Stock
Shares awarded under Stock compensation plans
|
2000-12-31 |
| 2000-03-30 | 4349.45 | 未披露 | 定期报告 | 2000-03-14 |
| 2000-03-30 | 4060.18 | 2.82 |
更多>>
from DECEMBER 31, 1998 to DECEMBER 31, 1999
Issuance of Preferred
Conversion of Preferred Stock
Issuance of Class A Common Stock
Shares awarded under stock compensation plans
Conversion of Class B Common Stock
Purchase of Class A Treasury Stock
|
1999-12-31 |
| 1999-03-31 | 2455.60 | 未披露 | 定期报告 | 1999-03-29 |
| 1999-03-31 | 2435.93 | 2.22 |
更多>>
from DECEMBER 31, 1997 to January 26, 1999
Issuance of Preferred Stock
Conversion of preferred stock
Issuance of Common Stock
Shares awarded under stock compensation plans
Conversion of Class B Common stock
All share and per share amounts included in the accompanying consolidated financial statements for all periods presented have been adjusted to reflect a 2 for 1 stock split of the Class A common stock and Class B common stock effective January 25, 1999.
|
1999-01-26 |
| 1998-03-31 | 1125.00 | 未披露 |
更多>>
from DECEMBER 31,1996 to DECEMBER 31, 1997
Public offering of common stock
|
1997-12-31 |
From December 31, 2024 to December 31, 2025
Purchases of treasury stock
From March 31, 2025 to June 30, 2025
Purchases of treasury stock
Shares awarded under stock compensation plans
From December 31, 2024 to March 31, 2025
Purchases of treasury stock
Shares awarded under stock compensation plans
From December 31, 2023 to December 31, 2024
Purchases of treasury stock
Shares awarded under stock compensation plans
From June 30, 2024 to September 30, 2024
Shares awarded under stock compensation plans
Purchases of treasury stock
From March 31, 2024 to June 30, 2024
Shares awarded under stock compensation plans
From December 31, 2023 to March 31, 2024
Purchases of treasury stock
Shares awarded under stock compensation plans
From December 31, 2022 to December 31, 2023
Purchases of treasury stock
Shares awarded under stock compensation plans
From June 30,2023 to September 30,2023
Shares awarded under stock compensation plans
Purchases of treasury stock
From March 31, 2023 to June 30, 2023
Shares awarded under stock compensation plans
From December 31, 2022 to March 31, 2023
Purchases of treasury stock
Shares awarded under stock compensation plans
From December 31, 2021 to December 31, 2022
Shares awarded under stock compensation plans
Purchases of treasury stock
From June 30, 2022 to September 30, 2022
Shares awarded under stock compensation plans
Purchases of treasury stock
From March 31, 2022 to June 30, 2022
Purchases of treasury stock
Shares awarded under stock compensation plans
From December 31, 2021 to March 31, 2022
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2020 to December 31, 2021
Purchases of treasury stock
From June 30, 2021 to September 30, 2021
Shares awarded under stock compensation plans
Purchases of treasury stock
from March 31, 2021 to June 30, 2021
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2020 to March 31, 2021
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2019 to December 31, 2020
Shares awarded under stock compensation plans
Purchases of treasury stock
From June 30, 2020 to September 30, 2020
Shares awarded under stock compensation plans
Purchases of treasury stock
From March 31, 2020 to June 30, 2020
Shares awarded under stock compensation plans
Purchases of treasury stock
from June 30, 2019 to September 30, 2019
Shares awarded under stock compensation plans
From March 31, 2019 to June 30, 2019
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2018 to March 31, 2019
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2017 to September 30, 2018
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2017 to June 30, 2018
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2017 to March 31, 2018
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2016 to September 30, 2017
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2016 to June 30, 2017
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2016 to March 31, 2017
Purchases of treasury stock
from December 31, 2015 to December 31, 2016
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2015 to September 30, 2016
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2015 to June 30, 2016
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2015 to March 31, 2016
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2014 to December 31, 2015
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2014 to September 30, 2015
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2014 to June 30, 2015
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2014 to March 31, 2015
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2013 to December 31, 2014
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2013 to September 30, 2014
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2013 to June 30, 2014
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2013 to March 31, 2014
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2012 to December 31, 2013
Shares awarded under stock compensation plans
Purchases of treasury stock
from December 31, 2012 to September 30, 2013
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31, 2012 to June 30, 2013
Shares awarded under stock compensation plans
Purchases of treasury stock
from DECEMBER 31, 2012 to MARCH 31, 2013
Shares awarded under stock compensation plans
Purchases of treasury stock
from DECEMBER 31, 2011 to DECEMBER 31, 2012
Shares awarded under stock compensation plans
Issuance of common stock
Purchases of treasury stock
from DECEMBER 31, 2011 to SEPTEMBER 30, 2012
Shares awarded under stock compensation plans
Issuance of common stock
Purchases of treasury stock
from DECEMBER 31, 2011 to JUNE 30, 2012
Shares awarded under stock compensation plans
Purchases of treasury stock
from Dec 31,2011 to Mar 31,2012
Shares awarded under stock compensation plans
from DECEMBER 31, 2010 to DECEMBER 31, 2011
Shares awarded under stock compensation plans
Purchases of treasury stock
From December 31,2010 to September 30,2011
Shares awarded under stock compensation plans
From Dec 31 2010 to Jun 30 2011
Shares awarded under stock compensation plans
Shares awarded under stock compensation plans
from December 31, 2009 to December 31, 2010
Shares awarded under stock compensation plans
from December 31, 2009 to SEPTEMBER 30, 2010
Shares awarded under stock compensation plans
from December 31, 2009 to JUNE 30, 2010
Shares awarded under stock compensation plans
Shares awarded under stock compensation plans
from DECEMBER 31, 2008 to DECEMBER 31, 2009
Shares awarded under stock compensation plans
Issuance of Common Stock
Restricted stock amortization
Purchases of treasury stock
from DECEMBER 31, 2007 to DECEMBER 31, 2008
Shares awarded under stock compensation plans
Purchases of treasury stock
from DECEMBER 31, 2006 to DECEMBER 31, 2007
Shares awarded under stock compensation plans
Purchases of treasury stock
from DECEMBER 31, 2005 to DECEMBER 31, 2006
Shares awarded under stock compensation plans
Purchases of treasury stock
from DECEMBER 31, 2004 to DECEMBER 31, 2005
Shares awarded under stock compensation plans
Restricted stock forfeiture
Purchases of treasury stock
from DECEMBER 31, 2003 to DECEMBER 31, 2004
Shares awarded under stock compensation plans
Purchase of Treasury Stock
from DECEMBER 31, 2002 to DECEMBER 31, 2003
Shares awarded under stock compensation plans
Purchase of Treasury Stock
from DECEMBER 31, 2001 to DECEMBER 31, 2002
Shares awarded under stock compensation plans
Issuance of Class A Common Stock for Acquisitions
Purchase of Treasury Stock
from DECEMBER 31, 2000 to DECEMBER 31, 2001
Shares awarded under stock compensation plans
Conversion of Class B Common Stock
Exercise of Warrants
Purchase of Treasury Stock
from DECEMBER 31, 1999 to DECEMBER 31, 2000
Issuance of Preferred Stock
Conversion of Preferred Stock
Redemption of Preferred Stock
Issuance of Class A Common Stock
Shares awarded under Stock compensation plans
from DECEMBER 31, 1998 to DECEMBER 31, 1999
Issuance of Preferred
Conversion of Preferred Stock
Issuance of Class A Common Stock
Shares awarded under stock compensation plans
Conversion of Class B Common Stock
Purchase of Class A Treasury Stock
from DECEMBER 31, 1997 to January 26, 1999
Issuance of Preferred Stock
Conversion of preferred stock
Issuance of Common Stock
Shares awarded under stock compensation plans
Conversion of Class B Common stock
All share and per share amounts included in the accompanying consolidated financial statements for all periods presented have been adjusted to reflect a 2 for 1 stock split of the Class A common stock and Class B common stock effective January 25, 1999.
from DECEMBER 31,1996 to DECEMBER 31, 1997
Public offering of common stock