股本结构

单位:万股
公告日期 2025-11-05 2025-11-05 2025-08-06 2025-08-06 2025-05-07 2025-05-07
证券总股本 8137.17 8137.00 8111.08 8110.90 8056.36 8056.10
普通股本 8137.17 8137.00 8111.08 8110.90 8056.36 8056.10
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 2025-10-31 2025-09-30 2025-07-31 2025-06-30 2025-04-30 2025-03-31
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
2025-11-05 8137.17 未披露 定期报告 2025-10-31
2025-11-05 8137.00 未披露
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From June 30, 2025 to September 30, 2025 Shares issued
2025-09-30
2025-08-06 8111.08 未披露 定期报告 2025-07-31
2025-08-06 8110.90 未披露
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From March 31,2025 to June 30,2025 Shares issued Equity compensation expense Issuance of common stock, net of issuance costs
2025-06-30
2025-05-07 8056.36 未披露 定期报告 2025-04-30
2025-05-07 8056.10 未披露
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From December 31, 2024 to March 31, 2025 Shares issued
2025-03-31
2025-03-26 8028.93 未披露 定期报告 2025-03-07
2025-02-26 8012.63 未披露 定期报告 2025-01-31
2025-02-26 8003.90 未披露
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From December 31, 2023 to December 31, 2024 Shares outstanding at beginning of year Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements
2024-12-31
2024-11-06 7918.28 未披露 定期报告 2024-10-31
2024-11-06 7918.10 未披露
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From June 30, 2024 to September 30, 2024 Shares issued
2024-09-30
2024-08-07 7870.38 未披露 定期报告 2024-08-02
2024-08-07 7870.21 未披露
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From March 31, 2024 to June 30, 2024 Shares issued
2024-06-30
2024-05-01 7818.88 未披露 定期报告 2024-04-26
2024-05-01 7818.71 未披露
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From March 31,2023 to March 31,2024 Shares issued
2024-03-31
2024-03-20 7818.60 未披露 定期报告 2024-03-01
2024-02-21 7816.16 未披露 定期报告 2024-01-31
2024-02-21 7807.46 未披露
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From December 31, 2022 to December 31, 2023 Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements
2023-12-31
2023-11-01 7736.76 未披露 定期报告 2023-10-27
2023-11-01 7736.41 未披露
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From June 30, 2023 to September 30, 2023 Equity compensation expense Issuance of common stock, net of issuance costs
2023-09-30
2023-08-02 7652.51 未披露 定期报告 2023-07-28
2023-08-02 7652.42 未披露 定期报告 2023-06-30
2023-05-03 7576.35 未披露 定期报告 2023-04-30
2023-05-03 7576.26 未披露
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From December 31, 2022 to March 31, 2023 Shares issued
2023-03-31
2023-03-28 7528.49 未披露 定期报告 2023-03-10
2023-03-28 7159.42 未披露 定期报告 2023-03-01
2023-02-22 7503.01 未披露 定期报告 2023-01-31
2023-02-22 7494.59 未披露
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From December 31, 2021 to December 31, 2022 Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements
2022-12-31
2022-11-01 7377.58 未披露 定期报告 2022-10-28
2022-11-01 7377.48 未披露
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From June 30, 2022 to September 30, 2022 Shares issued
2022-09-30
2022-08-03 7297.71 未披露 定期报告 2022-07-31
2022-08-03 7297.61 未披露
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From March 31, 2022 to June 30, 2022 Shares issued Equity compensation expense Issuance of common stock, net of issuance costs
2022-06-30
2022-05-04 7243.99 未披露 定期报告 2022-04-30
2022-05-04 7243.84 未披露
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from December 31, 2021 to March 31, 2022 Shares issued Equity compensation expense Issuance of common stock, net of issuance costs Payment of minimum tax withholdings for share-based payment awards
2022-03-31
2022-03-31 7219.16 未披露 定期报告 2022-03-11
2022-03-31 7159.42 未披露 定期报告 2022-03-01
2022-02-23 7157.26 未披露 定期报告 2022-01-31
2022-02-23 7149.75 未披露
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From December 31, 2020 to December 31, 2021 Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements Equity compensation expense Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through sales agency agreements, net of issuance costs Payment of minimum tax withholdings for share-based payment awards
2021-12-31
2021-11-03 7076.82 未披露 定期报告 2021-10-31
2021-11-03 7076.72 未披露
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From June 30, 2021 to September 30, 2021 Shares issued
2021-09-30
2021-08-04 6966.78 未披露 定期报告 2021-07-31
2021-08-04 6966.67 未披露
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From March 31, 2021 to June 30, 2021 Shares issued
2021-06-30
2021-05-05 6931.44 未披露 定期报告 2021-04-30
2021-05-05 6931.33 未披露
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From December 31,2020 to March 31,2021 Shares issued
2021-03-31
2021-03-31 6931.28 未披露 定期报告 2021-03-10
2021-02-24 6926.38 未披露 定期报告 2021-01-31
2021-02-24 6923.89 未披露
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From December 31,2019 to December 31,2020 Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements
2020-12-31
2020-11-04 6873.59 未披露 定期报告 2020-10-30
2020-11-04 6873.45 未披露
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From June 30, 2020 to September 30, 2020 Shares issued Equity compensation expense Issuance of common stock,net of issuance costs
2020-09-30
2020-08-05 6791.48 未披露 定期报告 2020-07-31
2020-08-05 6791.33 未披露
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From March 31, 2020 to June 30,2020 Shares issued Equity compensation expense Issuance of common stock, net of issuance costs
2020-06-30
2020-05-08 6729.34 未披露 定期报告 2020-05-01
2020-05-08 6729.22 未披露
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From December 31, 2019 to March 31, 2020 Shares issued
2020-03-31
2020-03-31 6729.13 未披露 定期报告 2020-03-10
2020-03-31 6728.65 未披露 定期报告 2020-03-01
2020-02-26 6720.86 未披露 定期报告 2020-01-31
2020-02-26 6717.70 未披露
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From December 31, 2018 To December 31, 2019 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K) Shares issued through sales agency agreements
2019-12-31
2019-11-07 6670.99 未披露 定期报告 2019-11-01
2019-11-07 6670.90 未披露
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From June 30, 2019 to September 30, 2019 Shares issued
2019-09-30
2019-08-07 6611.14 未披露 定期报告 2019-08-02
2019-08-07 6611.13 未披露
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From March 31, 2019 To June 30, 2019 Shares issued
2019-06-30
2019-05-01 6575.02 未披露 定期报告 2019-04-29
2019-05-01 6574.99 未披露
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From December 31, 2018 To March 31, 2019 Shares issued
2019-03-31
2019-03-29 6574.50 未披露 定期报告 2019-03-01
2019-02-20 6571.61 未披露 定期报告 2019-01-31
2019-02-20 6568.84 未披露
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From December 31, 2017 To December 31,2018 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K)
2018-12-31
2018-11-07 6568.80 未披露
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From December 31, 2017 To July 30, 2018 Shares issued
2018-07-30
2018-08-01 6568.75 未披露
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From December 31, 2017 To June 30, 2018 Shares issued
2018-06-30
2018-05-02 6566.95 未披露 定期报告 2018-04-30
2018-05-02 6566.85 未披露
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From December 31, 2017 To March 31, 2018 Shares issued
2018-03-31
2018-03-29 6566.75 未披露 定期报告 2018-03-01
2018-02-21 6562.82 未披露 定期报告 2018-01-31
2017-11-01 6441.52 未披露 定期报告 2017-10-30
2017-11-01 6441.46 未披露
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From January 1, 2017 To September 30,2017 Shares issued
2017-09-30
2017-10-02 6441.45 未披露 定期报告 2017-09-29
2017-07-19 6441.12 未披露 定期报告 2017-07-18
2017-08-02 6440.90 未披露
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from January 1, 2017 to June 30, 2017 Shares issued
2017-06-30
2017-08-28 6438.42 未披露 定期报告 2017-05-11
2017-05-03 6438.81 未披露 定期报告 2017-04-30
2017-05-03 6438.62 未披露
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from December 31, 2016 to March 31, 2017 Shares issued
2017-03-31
2017-03-31 6438.42 未披露 定期报告 2017-03-10
2017-02-22 6431.19 未披露 定期报告 2017-01-31
2017-02-22 6418.79 未披露
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From December 31,2015 to December 31,2016 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K) Shares issued through sales agency agreements
2016-12-31
2016-11-01 6418.44 未披露 定期报告 2016-10-28
2016-11-01 6418.25 未披露
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From December 31,2015 to September 30,2016 Shares issued
2016-09-30
2016-08-03 6370.60 未披露 定期报告 2016-07-31
2016-08-03 6370.43 未披露
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from December 31, 2015 to June 30, 2016 Shares issued Shares repurchased
2016-06-30
2016-05-04 6321.01 未披露 定期报告 2016-04-30
2016-05-04 6320.81 未披露
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from December 31, 2015 to March 31, 2016 Shares issued
2016-03-31
2016-03-31 6272.66 未披露 定期报告 2016-03-11
2016-03-31 6250.61 未披露 定期报告 2016-03-01
2016-02-24 6249.49 未披露 定期报告 2016-01-31
2016-02-24 6231.27 未披露
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from December 31, 2014 to December 31, 2015 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K) Shares repurchased
2015-12-31
2015-11-04 6230.69 未披露 定期报告 2015-10-31
2015-11-04 6230.39 未披露
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from December 31, 2014 to September 30, 2015 Shares issued Shares repurchased
2015-09-30
2015-08-05 6229.66 未披露 定期报告 2015-07-31
2015-08-05 6229.39 未披露
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from December 31, 2014 to June 30, 2015 Shares issued Shares repurchased
2015-06-30
2015-05-06 6227.38 未披露 定期报告 2015-04-30
2015-05-06 6227.11 未披露
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from December 31, 2014 to March 31, 2015 Shares issued Shares repurchased
2015-03-31
2015-03-27 6235.80 未披露 定期报告 2015-03-06
2015-02-25 6234.45 未披露 定期报告 2015-01-31
2015-02-25 6224.34 未披露
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from December 31,2013 to December 31,2014 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K) Shares issued through Dividend Reinvestment Plan Shares issued for acquisition Shares repurchased
2014-12-31
2014-11-05 6223.94 未披露 定期报告 2014-10-31
2014-11-05 6283.86 未披露
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From December 31, 2013 to September 30, 2014 Shares issued Shares repurchased
2014-09-30
2014-08-08 6443.30 未披露 定期报告 2014-07-31
2014-08-08 6022.01 未披露
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From December 31, 2013 to June 30, 2014 Issuance of common stock
2014-06-30
2014-05-07 6016.90 未披露 定期报告 2014-04-30
2014-05-07 6016.11 未披露
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from December 31, 2013 to March 31,2014 Issuance of common stock
2014-03-31
2014-03-28 6012.93 未披露 定期报告 2014-03-07
2014-02-26 6011.19 未披露 定期报告 2014-01-31
2014-02-26 6007.68 未披露
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from dec. 31, 2012 to dec. 31, 2013 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan (401-K) Issuance of common stock through Dividend Reinvestment Plan
2013-12-31
2013-11-07 6003.62 未披露 定期报告 2013-10-31
2013-11-07 6002.92 未披露
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from December 31,2012 to September 30,2013 Issuance of common stock
2013-09-30
2013-08-07 5998.55 未披露 定期报告 2013-07-31
2013-08-07 5998.00 未披露
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from December 31, 2012 to June 30, 2013 Issuance of common stock
2013-06-30
2013-05-03 5992.02 未披露 定期报告 2013-04-30
2013-05-03 5991.21 未披露
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from December 31, 2012 to March 31,2013 Issuance of common stock
2013-03-31
2013-03-29 5987.64 未披露 定期报告 2013-03-08
2013-02-26 5985.13 未披露 定期报告 2013-01-31
2013-02-26 5981.28 未披露
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from dec 31 2011 to dec 31 2012 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan (401-K) Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
2012-12-31
2012-11-07 5976.40 未披露 定期报告 2012-10-31
2012-11-07 5975.49 未披露
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from December 31, 2011 to September 30, 2012 Issuance of common stock
2012-09-30
2012-08-07 5876.97 未披露 定期报告 2012-07-31
2012-08-07 5875.79 未披露
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from December 31,2011 to June 30,2012 Issuance of common stock
2012-06-30
2012-05-04 5867.49 未披露 定期报告 2012-04-23
2012-05-04 5867.08 未披露
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from December 31,2011 to March 31,2012 Issuance of common stock
2012-03-31
2012-02-28 5855.43 未披露 定期报告 2012-01-31
2012-02-28 5842.28 未披露
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from Jan 1 2011 to Dec 31 2011 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan (401-K) Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
2011-12-31
2011-11-04 5821.55 未披露 定期报告 2011-10-31
2011-11-04 5820.10 未披露
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from Dec 31 2010 to Sep 30, 2011 Issuance of common stock
2011-09-30
2011-08-05 5798.41 未披露 定期报告 2011-07-31
2011-08-05 5797.79 未披露
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from Dec 31 2010 to Jun 30 2011 Issuance of common stock
2011-06-30
2011-05-06 5762.94 未披露 定期报告 2011-04-30
2011-05-06 5762.22 未披露
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Issuance of common stock
2011-03-31
2011-02-25 5727.60 未披露 定期报告 2011-01-31
2011-02-25 5711.97 未披露
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from dec 31 2009 to dec 31 2010 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan (401-K) Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
2010-12-31
2010-10-29 5658.42 未披露 定期报告 2010-10-22
2010-10-29 5657.06 未披露
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from Jan 1 2010 to sep 30 2010 Issuance of common stock
2010-09-30
2010-08-06 5535.78 未披露
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from Jan 1 2010 to Jun 30 2010 Issuance of common stock
2010-06-30
2010-05-07 5490.17 未披露 定期报告 2010-04-30
2010-05-07 5489.43 未披露
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Issuance of common stock
2010-03-31
2010-02-26 5485.28 未披露 定期报告 2010-01-31
2010-02-26 5483.68 未披露
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from December 31, 2008 to December 31, 2009 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through Dividend Reinvestment Plan
2009-12-31
2009-02-27 5462.96 未披露 定期报告 2009-01-31
2009-02-27 5448.76 未披露
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from December 31, 2007 to December 31, 2008 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
2008-12-31
2008-02-27 5301.50 未披露 定期报告 2008-01-31
2008-02-27 5290.90 未披露
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from December 31, 2006 to December 31, 2007 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through Dividend Reinvestment Plan
2007-12-31
2007-02-27 5267.49 未披露 定期报告 2007-01-31
2007-02-27 5251.43 未披露
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from December 31, 2005 to December 31, 2006 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
2006-12-31
2006-03-07 4861.74 未披露 定期报告 2006-02-28
2006-03-07 4859.31 未披露
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from December 31, 2004 to December 31, 2005 Dividend Reinvestment Plan
2005-12-31
2005-03-11 4847.31 未披露 定期报告 2005-02-28
2005-03-11 4847.15 未披露
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from December 31, 2003 to December 31, 2004 Dividend Reinvestment Plan
2004-12-31
2004-03-08 4834.78 未披露 定期报告 2004-03-01
2004-03-08 4834.40 未披露
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from December 31, 2002 to December 31, 2003 Stock purchased under compensatory plans Stock distributed under compensatory plans Employee Investment Plan Dividend Reinvestment Plan
2003-12-31
2003-03-14 4811.83 未披露 定期报告 2003-02-28
2003-03-14 4804.42 未披露
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from December 31, 2001 to December 31, 2002 Stock issued under compensatory plans Employee Investment Plan Dividend Reinvestment Plan
2002-12-31
2002-03-18 4767.81 未披露 定期报告 2002-02-28
2002-03-18 4763.27 未披露
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from December 31, 2000 to December 31, 2001 Stock issued under compensatory plans Employee Investment Plan Dividend Reinvestment Plan
2001-12-31
2001-03-08 4723.11 未披露 定期报告 2001-02-28
2001-03-08 4720.87 未披露
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from December 31, 1999 to December 31, 2000 Conversion of convertible preferred stock into common stock Repurchase of common stock Stock issued under compensatory plans net of tax benefit of $359 Employee Investment Plan Dividend Reinvestment Plan
2000-12-31
2000-03-17 4705.83 未披露 定期报告 2000-02-29
2000-03-17 3564.82 150.82
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from January 1,1999 to December 31,1999 Stock repurchase plan Stock options/restricted stock
1999-12-31
1999-03-19 4045.37 154.05
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from January 1,1998 to December 31,1998 Exchange for preferred stock Stock options/restricted stock
1998-12-31
1997-03-20 5596.04 0.05
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from January 1,1996 to December 31,1996 Dividend Reinvestment Plan
1996-12-31
1996-03-12 5596.04 未披露 定期报告 1996-02-29
1996-03-12 5594.80 0.05
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from January 1,1995 to December 31,1995 Employee Investment Plan Dividend Reinvestment Plan
1995-12-31
1995-03-07 5456.09 未披露 定期报告 1995-02-28
1995-03-07 5442.07 0.05
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from January 1,1994 to December 31,1994 Employee Investment Plan Dividend Reinvestment Plan
1994-12-31
1994-03-04 5291.85 未披露 定期报告 1994-02-25
1994-03-04 5275.75 0.05
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from January 1,1993 to December 31,1993 Employee Investment Plan Dividend Reinvestment Plan Periodic Offering on October 25, 1993, shares of its common stock, without par value, under a two-for-one stock split effected in the form of a 100% stock dividend
1993-12-31
1994-03-04 5088.81 0.05
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from January 1,1992 to December 31,1992 Employee Investment Plan Dividend Reinvestment Plan Periodic Offering
1992-12-31
From June 30, 2025 to September 30, 2025 Shares issued
From March 31,2025 to June 30,2025 Shares issued Equity compensation expense Issuance of common stock, net of issuance costs
From December 31, 2024 to March 31, 2025 Shares issued
From December 31, 2023 to December 31, 2024 Shares outstanding at beginning of year Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements
From June 30, 2024 to September 30, 2024 Shares issued
From March 31, 2024 to June 30, 2024 Shares issued
From March 31,2023 to March 31,2024 Shares issued
From December 31, 2022 to December 31, 2023 Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements
From June 30, 2023 to September 30, 2023 Equity compensation expense Issuance of common stock, net of issuance costs
From December 31, 2022 to March 31, 2023 Shares issued
From December 31, 2021 to December 31, 2022 Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements
From June 30, 2022 to September 30, 2022 Shares issued
From March 31, 2022 to June 30, 2022 Shares issued Equity compensation expense Issuance of common stock, net of issuance costs
from December 31, 2021 to March 31, 2022 Shares issued Equity compensation expense Issuance of common stock, net of issuance costs Payment of minimum tax withholdings for share-based payment awards
From December 31, 2020 to December 31, 2021 Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements Equity compensation expense Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through sales agency agreements, net of issuance costs Payment of minimum tax withholdings for share-based payment awards
From June 30, 2021 to September 30, 2021 Shares issued
From March 31, 2021 to June 30, 2021 Shares issued
From December 31,2020 to March 31,2021 Shares issued
From December 31,2019 to December 31,2020 Shares issued through equity compensation plans Shares issued through Employee Investment Plan Shares issued through sales agency agreements
From June 30, 2020 to September 30, 2020 Shares issued Equity compensation expense Issuance of common stock,net of issuance costs
From March 31, 2020 to June 30,2020 Shares issued Equity compensation expense Issuance of common stock, net of issuance costs
From December 31, 2019 to March 31, 2020 Shares issued
From December 31, 2018 To December 31, 2019 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K) Shares issued through sales agency agreements
From June 30, 2019 to September 30, 2019 Shares issued
From March 31, 2019 To June 30, 2019 Shares issued
From December 31, 2018 To March 31, 2019 Shares issued
From December 31, 2017 To December 31,2018 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K)
From December 31, 2017 To July 30, 2018 Shares issued
From December 31, 2017 To June 30, 2018 Shares issued
From December 31, 2017 To March 31, 2018 Shares issued
From January 1, 2017 To September 30,2017 Shares issued
from January 1, 2017 to June 30, 2017 Shares issued
from December 31, 2016 to March 31, 2017 Shares issued
From December 31,2015 to December 31,2016 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K) Shares issued through sales agency agreements
From December 31,2015 to September 30,2016 Shares issued
from December 31, 2015 to June 30, 2016 Shares issued Shares repurchased
from December 31, 2015 to March 31, 2016 Shares issued
from December 31, 2014 to December 31, 2015 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K) Shares repurchased
from December 31, 2014 to September 30, 2015 Shares issued Shares repurchased
from December 31, 2014 to June 30, 2015 Shares issued Shares repurchased
from December 31, 2014 to March 31, 2015 Shares issued Shares repurchased
from December 31,2013 to December 31,2014 Shares issued through equity compensation plans Shares issued through Employee Investment Plan (401-K) Shares issued through Dividend Reinvestment Plan Shares issued for acquisition Shares repurchased
From December 31, 2013 to September 30, 2014 Shares issued Shares repurchased
From December 31, 2013 to June 30, 2014 Issuance of common stock
from December 31, 2013 to March 31,2014 Issuance of common stock
from dec. 31, 2012 to dec. 31, 2013 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan (401-K) Issuance of common stock through Dividend Reinvestment Plan
from December 31,2012 to September 30,2013 Issuance of common stock
from December 31, 2012 to June 30, 2013 Issuance of common stock
from December 31, 2012 to March 31,2013 Issuance of common stock
from dec 31 2011 to dec 31 2012 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan (401-K) Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
from December 31, 2011 to September 30, 2012 Issuance of common stock
from December 31,2011 to June 30,2012 Issuance of common stock
from December 31,2011 to March 31,2012 Issuance of common stock
from Jan 1 2011 to Dec 31 2011 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan (401-K) Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
from Dec 31 2010 to Sep 30, 2011 Issuance of common stock
from Dec 31 2010 to Jun 30 2011 Issuance of common stock
Issuance of common stock
from dec 31 2009 to dec 31 2010 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan (401-K) Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
from Jan 1 2010 to sep 30 2010 Issuance of common stock
from Jan 1 2010 to Jun 30 2010 Issuance of common stock
Issuance of common stock
from December 31, 2008 to December 31, 2009 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through Dividend Reinvestment Plan
from December 31, 2007 to December 31, 2008 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
from December 31, 2006 to December 31, 2007 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through Dividend Reinvestment Plan
from December 31, 2005 to December 31, 2006 Issuance of common stock through equity compensation plans Issuance of common stock through Employee Investment Plan Issuance of common stock through Dividend Reinvestment Plan Issuance of common stock
from December 31, 2004 to December 31, 2005 Dividend Reinvestment Plan
from December 31, 2003 to December 31, 2004 Dividend Reinvestment Plan
from December 31, 2002 to December 31, 2003 Stock purchased under compensatory plans Stock distributed under compensatory plans Employee Investment Plan Dividend Reinvestment Plan
from December 31, 2001 to December 31, 2002 Stock issued under compensatory plans Employee Investment Plan Dividend Reinvestment Plan
from December 31, 2000 to December 31, 2001 Stock issued under compensatory plans Employee Investment Plan Dividend Reinvestment Plan
from December 31, 1999 to December 31, 2000 Conversion of convertible preferred stock into common stock Repurchase of common stock Stock issued under compensatory plans net of tax benefit of $359 Employee Investment Plan Dividend Reinvestment Plan
from January 1,1999 to December 31,1999 Stock repurchase plan Stock options/restricted stock
from January 1,1998 to December 31,1998 Exchange for preferred stock Stock options/restricted stock
from January 1,1996 to December 31,1996 Dividend Reinvestment Plan
from January 1,1995 to December 31,1995 Employee Investment Plan Dividend Reinvestment Plan
from January 1,1994 to December 31,1994 Employee Investment Plan Dividend Reinvestment Plan
from January 1,1993 to December 31,1993 Employee Investment Plan Dividend Reinvestment Plan Periodic Offering on October 25, 1993, shares of its common stock, without par value, under a two-for-one stock split effected in the form of a 100% stock dividend
from January 1,1992 to December 31,1992 Employee Investment Plan Dividend Reinvestment Plan Periodic Offering