股本结构

单位:万股
公告日期 2024-08-02 2024-07-10 2024-05-03 2024-02-16 2024-02-16 2023-08-04
证券总股本 15737.56 15737.76 15741.91 15768.30 15597.80 15593.30
普通股本 15737.56 15737.76 15741.91 15768.30 15597.80 15593.30
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 2024-08-01 2024-06-27 2024-03-31 2024-02-14 2023-12-31 2023-08-02
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
2024-08-02 15737.56 未披露 定期报告 2024-08-01
2024-07-10 15737.76 未披露 定期报告 2024-06-27
2024-05-03 15741.91 未披露
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From December 31, 2023 to March 31, 2024 Restricted stock grants Withholding of shares as payment of payroll tax liabilities in connection with restricted stock vesting
2024-03-31
2024-02-16 15768.30 未披露 定期报告 2024-02-14
2024-02-16 15597.80 未披露
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From December 31, 2022 to December 31, 2023 Restricted stock grants Withholding of shares as payment of payroll tax liabilities in connection with restricted stock vesting Withholding of shares as payment of payroll tax liabilities in connection with stock option exercise Exercise of stock options
2023-12-31
2023-08-04 15593.30 未披露 定期报告 2023-08-02
2023-06-16 15593.50 未披露 定期报告 2023-06-02
2023-05-09 15597.65 未披露
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From January 1, 2023 to March 31, 2023 Restricted stock grants Withholding of shares as payment of payroll tax liabilities in connection with restricted stock vesting Withholding of shares as payment of payroll tax liabilities in connection with exercise of stock options Exercise of stock options
2023-03-31
2023-02-21 15617.40 未披露 定期报告 2023-02-17
2023-02-21 15395.94 未披露
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20211231-20221231 限制性股票授予 代扣股份作为与限制性股票归属相关的工资税负债
2022-12-31
2022-08-05 15479.59 未披露 定期报告 2022-08-04
2022-08-05 15489.61 未披露
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From April 1, 2022 to June 30, 2022 Withholding of shares as payment of payroll tax liabilities in connection with restricted stock vesting
2022-06-30
2022-05-10 15493.82 未披露
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From January 1, 2022 to March 31, 2022 Restricted stock grants Surrender of shares in connection with restricted stock vesting
2022-03-31
2022-03-02 15386.82 未披露 定期报告 2022-02-25
2021-11-09 15395.94 未披露
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From June 30, 2021 to August 3, 2021 Surrender of shares in connection with restricted stock vesting
2021-08-03
2021-08-06 15415.61 未披露
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From April 1, 2021 to June 30, 2021 Restricted stock grant Surrender of shares in connection with restricted stock vesting
2021-06-30
2021-05-07 15419.46 未披露
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From January 1, 2021 to March 31, 2021 Restricted stock grants
2021-03-31
2021-03-01 15419.46 未披露 定期报告 2021-02-26
2021-03-01 15332.46 未披露
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From December 31,2019 to December 31,2020 Restricted stock grant Surrender of shares in connection with restricted stock vesting Surrender of shares in connection with stock option exercise Issuance of common stock Exercise of stock options
2020-12-31
2020-11-06 15329.34 未披露
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From July 1, 2020 to August 5, 2020 Restricted stock grant Surrender of shares in connection with restricted stock vesting
2020-08-05
2020-08-07 15348.45 未披露
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from April 1, 2020 to June 30, 2020 Restricted stock grant Surrender of shares in connection with restricted stock vesting Issuance of common stock, net of offering costs
2020-06-30
2020-05-18 15308.49 未披露
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1.Common stock offered by us 5,000,000 shares
2020-05-18
2020-03-02 14808.49 未披露
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from December 31, 2018 to December 31, 2019 Restricted stock grant Surrender of shares in connection with restricted stock vesting Surrender of shares in connection with stock option exercise Effect of stock dividend Exercise of stock options
2019-12-31
2019-11-07 14779.01 未披露
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from July 1, 2019 to September 30, 2019 Surrender of shares in connection with restricted stock vesting Effect of stock dividend
2019-09-30
2019-09-12 14779.06 未披露
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Common stock dividend: 0.05 shares per share
2019-09-16
2019-08-09 14075.30 未披露 定期报告 2019-08-05
2019-08-09 14095.39 未披露
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From April 1, 2019 to June 30, 2019 Restricted stock grant Surrender of shares in connection with restricted stock vesting
2019-06-30
2019-05-10 14095.91 未披露 定期报告 2019-05-07
2019-05-10 14089.91 未披露
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from January 1, 2019 to March 31, 2019 Surrender of shares in connection with restricted stock vesting
2019-03-31
2018-11-09 14091.46 未披露
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from January 1, 2018 to September 30, 2018 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend
2018-09-30
2018-08-29 14091.52 未披露
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Common stock dividend: 0.05 shares per share
2018-09-17
2018-08-07 13420.50 未披露 定期报告 2018-08-03
2018-08-07 13439.71 未披露
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from January 1, 2018 to June 30, 2018 Restricted stock grant
2018-06-30
2018-03-01 13436.54 未披露
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from December 31, 2016 to December 31, 2017 Surrender of shares in connection with restricted stock vesting Effect of stock dividend Cancellation of shares under share lending agreement Issuance of common stock
2017-12-31
2017-11-08 13517.86 未披露
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from January 1, 2017 to September 30, 2017 Surrender of shares in connection with restricted stock vesting Effect of stock dividend Issuance of common stock Cancellation of shares under share lending agreement
2017-09-30
2017-09-01 13517.92 未披露
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Common stock dividend: 0.05 shares per share
2017-09-19
2017-08-04 12874.21 未披露 定期报告 2017-08-03
2017-08-04 12893.41 未披露
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from January 1, 2017 to June 30, 2017 Issuance of common stock Cancellation of shares under share lending agreement
2017-06-30
2017-05-05 12943.41 未披露
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from January 1, 2017 to March 31, 2017 Issuance of common stock Cancellation of shares under share lending agreement
2017-03-31
2017-03-10 12973.95 未披露 定期报告 2017-02-28
2017-03-01 12773.95 未披露
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from December 31, 2015 to December 31, 2016 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend Cancellation of shares under share lending agreement Exercise of stock options
2016-12-31
2016-11-09 12783.95 未披露
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from January 1, 2016 to September 30, 2016 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend Cancellation of shares under share lending agreement Exercise of stock options
2016-09-30
2016-08-31 12994.25 未披露
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The Company declared its regular annual stock dividend of 5% for the 18th consecutive year. The annual stock dividends is payable on September 29, 2016 to holders of record as of September 21, 2016.
2016-09-19
2016-08-08 12375.48 未披露 定期报告 2016-08-05
2016-08-08 12384.23 未披露
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from January 1, 2016 to June 30, 2016 Restricted stock grant
2016-06-30
2016-03-08 12379.23 未披露
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from December 31, 2014 to December 31, 2015 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend Note conversion, inclusive of taxes of $367 Exercise of stock options
2015-12-31
2015-11-09 12259.23 未披露
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From January 1, 2015 to September 30, 2015 Surrender of shares in connection with restricted stock vesting Effect of stock dividend Note conversions, net of taxes $367 Exercise of stock options
2015-09-30
2015-09-02 12267.22 未披露
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Common stock dividend: 0.05 shares per share
2015-09-14
2015-08-03 11683.06 未披露
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from January 1, 2015 to June 30, 2015 Note conversions, net of taxes $367 Exercise of stock options
2015-06-30
2015-04-29 11679.87 未披露
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from January 1, 2015 to March 31, 2015 Note conversions, net of taxes $367 Exercise of stock options
2015-03-31
2015-04-08 11672.86 未披露 定期报告 2015-03-03
2015-03-04 11450.10 未披露
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from December 31, 2013 to December 31, 2014 Restricted stock grant Effect of stock dividend Note conversion, inclusive of taxes of $300 Exercise of stock options
2014-12-31
2014-12-24 11450.09 未披露 定期报告 2014-12-24
2014-10-31 10912.56 未披露
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from January 1, 2014 to September 30, 2014 Restricted stock grant Effect of stock dividend Note conversions, inclusive of taxes $1,006 Exercise of stock options
2014-09-30
2014-09-02 10545.93 未披露
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Common stock dividend: 0.05 shares per share
2014-09-11
2014-07-30 10043.74 未披露
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From January 1, 2014 to June 30, 2014 Exercise of stock options
2014-06-30
2014-05-12 9976.34 未披露 定期报告 2014-05-12
2014-05-12 9972.09 未披露
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from January 1, 2014 to March 31, 2014 Note conversion, net of income taxes Exercise of stock options
2014-03-31
2014-04-07 9971.15 未披露 定期报告 2014-03-24
2014-03-03 9748.30 未披露
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from December 31, 2012 to December 31, 2013 Restricted stock grant Effect of stock dividend Note conversion, net of income taxes of $7,242 Exercise of stock options
2013-12-31
2013-10-30 9448.45 未披露 定期报告 2013-10-30
2013-10-30 9448.37 未披露
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from December 31, 2012 to September 30, 2013 Restricted stock grant Effect of stock dividend Exercise of stock options
2013-09-30
2013-09-04 9448.28 未披露
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Common stock dividend: 0.05 shares per share
2013-09-12
2013-08-01 8998.36 未披露 定期报告 2013-07-31
2013-08-01 8994.84 未披露
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from December 31, 2012 to June 30, 2013 Restricted stock grant
2013-06-30
2013-02-28 8989.84 未披露
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from December 31, 2011 to December 31, 2012 Surrender of shares in connection with restricted stock vesting Effect of stock dividend Note conversion, net of income taxes Issuance of common stock under share lending facility Return of common stock under share lending facility Exercise of stock options
2012-12-31
2012-10-31 8700.38 未披露
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from December 31, 2011 to September 30, 2012 Effect of stock dividend Note conversion, net of income taxes Exercise of employee stock options Surrender of shares in connection with employee stock option exercise and restricted stock vesting
2012-09-30
2012-09-04 8547.05 未披露
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Common stock dividend: 0.05 shares per share
2012-09-19
2012-07-31 8140.05 未披露
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from December 31, 2011 to June 30, 2012 Note conversion, net of income taxes Exercise of employee stock options
2012-06-30
2012-05-03 7944.52 未披露
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from December 31, 2011 to March 31, 2012 Note conversion Exercise of employee stock options
2012-03-31
2012-02-24 7944.51 未披露 定期报告 2012-02-24
2012-02-24 7944.20 未披露
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from December 31, 2010 to December 31, 2011 Exercise of employee stock options, net of 300,799 shares to pay exercise price Surrender of shares in connection with restricted stock vesting Effect of stock dividend Note conversion Restricted stock grant Restricted stock grant canceled
2011-12-31
2011-11-03 7944.27 未披露
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FROM December 31, 2010 TO September 30, 2011 Effect of stock dividend Note conversion Exercise of employee stock options, net of 300,799 shares to pay exercise price Surrender of shares in connection with employee stock option exercise and restricted stock vesting
2011-09-30
2011-09-01 7950.57 未披露
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Common stock dividend: 0.05 shares per share
2011-09-16
2011-08-04 7571.97 未披露
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from December 31, 2010 to June 30, 2011 Note conversion Exercise of employee stock options, net of 300,799 shares to pay exercise price Surrender of shares in connection with employee stock option exercise
2011-06-30
2011-02-25 7499.73 未披露 定期报告 2011-02-25
2011-02-25 7493.93 未披露
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From December 31, 2009 to December 31, 2010 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend Exercise of stock options
2010-12-31
2010-11-05 7490.67 未披露
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From December 31, 2009 to September 30, 2010 Effect of stock dividend Restricted stock grants Exercise of stock options Surrender of shares in connection with restricted stock vesting
2010-09-30
2010-09-02 7494.29 未披露
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Common stock dividend: 0.05 shares per share
2010-09-14
2010-08-05 7137.42 未披露 定期报告 2010-08-05
2010-08-05 7135.72 未披露
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From December 31, 2009 to June 30, 2010 Restricted stock grants Exercise of stock options
2010-06-30
2010-05-06 7128.27 未披露 定期报告 2010-05-06
2010-05-06 7127.27 未披露
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Exercise of stock options
2010-03-31
2010-03-01 7126.27 未披露
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from December 31, 2008 to December 31, 2009 Restricted stock grant Effect of stock dividend Exercise of options, net of 2,814,866 shares delivered to pay exercise price Surrender of shares in connection with option exercise
2009-12-31
2009-09-08 6931.48 未披露
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Common stock dividend: 0.05 shares per share
2009-09-16
2009-03-02 6601.41 未披露
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from December 31, 2007 to December 31, 2008 Effect of stock dividend Exercise of options, net of 1,375,895 shares delivered to pay exercise price
2008-12-31
2008-09-04 6338.01 未披露
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Common stock dividend: 0.05 shares per share
2008-09-17
2008-02-29 6036.20 未披露 定期报告 2008-02-27
2008-02-29 6036.11 未披露
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from December 31, 2006 to December 31, 2007 Effect of stock dividend Restricted stock grants Exercise of options, net of 7,627 shares delivered to pay exercise price
2007-12-31
2007-09-06 5992.16 未披露
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Common stock dividend: 0.05 shares per share
2007-09-18
2007-03-16 5706.82 未披露 定期报告 2007-03-14
2007-03-16 5703.13 未披露
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from December 31, 2005 to December 31, 2006 Effect of stock dividend Exercise of options, net of 41,566 shares delivered to pay exercise price Note conversion
2006-12-31
2006-09-06 5241.03 未披露
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Common stock dividend: 0.05 shares per share
2006-09-18
2006-03-17 4991.45 未披露 定期报告 2006-03-15
2006-03-17 4984.97 未披露
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from December 31, 2004 to December 31, 2005 Effect of stock dividend Restricted stock grants Exercise of options, net of 8,100 shares delivered to pay exercise price
2005-12-31
2005-09-08 4392.94 未披露
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Common stock dividend: 0.05 shares per share
2005-09-16
2005-03-25 4183.76 未披露 定期报告 2005-03-14
2005-03-25 4177.36 未披露
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from December 31, 2003 to December 31, 2004 Effect of stock dividend Restricted stock grants Exercise of warrants and options, net of 332,022 shares delivered to pay exercise price Note conversion
2004-12-31
2004-09-08 4104.20 未披露
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Common stock dividend: 0.05 shares per share
2004-09-16
2004-03-15 3908.77 未披露 定期报告 2004-03-12
2004-03-15 3902.12 未披露
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from December 31, 2002 to December 31, 2003 Effect of stock dividend Exercise of warrants and options
2003-12-31
2003-09-09 3881.02 未披露
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Common stock dividend: 0.05 shares per share
2003-09-17
2003-03-31 3696.21 未披露 定期报告 2003-03-28
2003-03-31 3643.93 未披露
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from December 31, 2001 to December 31, 2002 Effect of stock dividend Exercise of options
2002-12-31
2002-09-09 3492.01 未披露
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Common stock dividend: 0.05 shares per share
2002-09-18
2002-04-01 3325.73 未披露 定期报告 2002-03-28
2002-04-01 3317.18 未披露
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from December 31, 2000 to December 31, 2001 Issuance of stock Exercise of options and warrants Effect of stock dividend Conversion of debt
2001-12-31
2001-09-13 2695.04 未披露
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Common stock dividend: 0.05 shares per share
2001-09-19
2001-04-02 2566.70 未披露
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from December 31, 1999 to December 31, 2000 Exercise of options and warrants Effect of stock dividend
2000-12-31
2000-09-20 2308.93 未披露
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Common stock dividend: 0.05 shares per share
2000-09-20
2000-03-30 2198.98 未披露
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from December 31, 1998 to December 31, 1999 Effect of stock dividend
1999-12-31
1999-04-08 2094.37 未披露
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from December 31, 1997 to December 31, 1998 Effectiveness fee on debt Issuance of common stock Issuance of treasury stock
1998-12-31
1998-04-09 2034.85 未披露 定期报告 1998-04-06
1998-04-09 1809.71 未披露
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from December 31, 1996 to March 21, 1997 Settlement of loan
1997-03-21
1996-04-16 1849.71 未披露
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from December 31, 1994 to December 31, 1995 Stock grant to directors Stock grant to consultant
1995-12-31
From December 31, 2023 to March 31, 2024 Restricted stock grants Withholding of shares as payment of payroll tax liabilities in connection with restricted stock vesting
From December 31, 2022 to December 31, 2023 Restricted stock grants Withholding of shares as payment of payroll tax liabilities in connection with restricted stock vesting Withholding of shares as payment of payroll tax liabilities in connection with stock option exercise Exercise of stock options
From January 1, 2023 to March 31, 2023 Restricted stock grants Withholding of shares as payment of payroll tax liabilities in connection with restricted stock vesting Withholding of shares as payment of payroll tax liabilities in connection with exercise of stock options Exercise of stock options
20211231-20221231 限制性股票授予 代扣股份作为与限制性股票归属相关的工资税负债
From April 1, 2022 to June 30, 2022 Withholding of shares as payment of payroll tax liabilities in connection with restricted stock vesting
From January 1, 2022 to March 31, 2022 Restricted stock grants Surrender of shares in connection with restricted stock vesting
From June 30, 2021 to August 3, 2021 Surrender of shares in connection with restricted stock vesting
From April 1, 2021 to June 30, 2021 Restricted stock grant Surrender of shares in connection with restricted stock vesting
From January 1, 2021 to March 31, 2021 Restricted stock grants
From December 31,2019 to December 31,2020 Restricted stock grant Surrender of shares in connection with restricted stock vesting Surrender of shares in connection with stock option exercise Issuance of common stock Exercise of stock options
From July 1, 2020 to August 5, 2020 Restricted stock grant Surrender of shares in connection with restricted stock vesting
from April 1, 2020 to June 30, 2020 Restricted stock grant Surrender of shares in connection with restricted stock vesting Issuance of common stock, net of offering costs
1.Common stock offered by us 5,000,000 shares
from December 31, 2018 to December 31, 2019 Restricted stock grant Surrender of shares in connection with restricted stock vesting Surrender of shares in connection with stock option exercise Effect of stock dividend Exercise of stock options
from July 1, 2019 to September 30, 2019 Surrender of shares in connection with restricted stock vesting Effect of stock dividend
Common stock dividend: 0.05 shares per share
From April 1, 2019 to June 30, 2019 Restricted stock grant Surrender of shares in connection with restricted stock vesting
from January 1, 2019 to March 31, 2019 Surrender of shares in connection with restricted stock vesting
from January 1, 2018 to September 30, 2018 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend
Common stock dividend: 0.05 shares per share
from January 1, 2018 to June 30, 2018 Restricted stock grant
from December 31, 2016 to December 31, 2017 Surrender of shares in connection with restricted stock vesting Effect of stock dividend Cancellation of shares under share lending agreement Issuance of common stock
from January 1, 2017 to September 30, 2017 Surrender of shares in connection with restricted stock vesting Effect of stock dividend Issuance of common stock Cancellation of shares under share lending agreement
Common stock dividend: 0.05 shares per share
from January 1, 2017 to June 30, 2017 Issuance of common stock Cancellation of shares under share lending agreement
from January 1, 2017 to March 31, 2017 Issuance of common stock Cancellation of shares under share lending agreement
from December 31, 2015 to December 31, 2016 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend Cancellation of shares under share lending agreement Exercise of stock options
from January 1, 2016 to September 30, 2016 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend Cancellation of shares under share lending agreement Exercise of stock options
The Company declared its regular annual stock dividend of 5% for the 18th consecutive year. The annual stock dividends is payable on September 29, 2016 to holders of record as of September 21, 2016.
from January 1, 2016 to June 30, 2016 Restricted stock grant
from December 31, 2014 to December 31, 2015 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend Note conversion, inclusive of taxes of $367 Exercise of stock options
From January 1, 2015 to September 30, 2015 Surrender of shares in connection with restricted stock vesting Effect of stock dividend Note conversions, net of taxes $367 Exercise of stock options
Common stock dividend: 0.05 shares per share
from January 1, 2015 to June 30, 2015 Note conversions, net of taxes $367 Exercise of stock options
from January 1, 2015 to March 31, 2015 Note conversions, net of taxes $367 Exercise of stock options
from December 31, 2013 to December 31, 2014 Restricted stock grant Effect of stock dividend Note conversion, inclusive of taxes of $300 Exercise of stock options
from January 1, 2014 to September 30, 2014 Restricted stock grant Effect of stock dividend Note conversions, inclusive of taxes $1,006 Exercise of stock options
Common stock dividend: 0.05 shares per share
From January 1, 2014 to June 30, 2014 Exercise of stock options
from January 1, 2014 to March 31, 2014 Note conversion, net of income taxes Exercise of stock options
from December 31, 2012 to December 31, 2013 Restricted stock grant Effect of stock dividend Note conversion, net of income taxes of $7,242 Exercise of stock options
from December 31, 2012 to September 30, 2013 Restricted stock grant Effect of stock dividend Exercise of stock options
Common stock dividend: 0.05 shares per share
from December 31, 2012 to June 30, 2013 Restricted stock grant
from December 31, 2011 to December 31, 2012 Surrender of shares in connection with restricted stock vesting Effect of stock dividend Note conversion, net of income taxes Issuance of common stock under share lending facility Return of common stock under share lending facility Exercise of stock options
from December 31, 2011 to September 30, 2012 Effect of stock dividend Note conversion, net of income taxes Exercise of employee stock options Surrender of shares in connection with employee stock option exercise and restricted stock vesting
Common stock dividend: 0.05 shares per share
from December 31, 2011 to June 30, 2012 Note conversion, net of income taxes Exercise of employee stock options
from December 31, 2011 to March 31, 2012 Note conversion Exercise of employee stock options
from December 31, 2010 to December 31, 2011 Exercise of employee stock options, net of 300,799 shares to pay exercise price Surrender of shares in connection with restricted stock vesting Effect of stock dividend Note conversion Restricted stock grant Restricted stock grant canceled
FROM December 31, 2010 TO September 30, 2011 Effect of stock dividend Note conversion Exercise of employee stock options, net of 300,799 shares to pay exercise price Surrender of shares in connection with employee stock option exercise and restricted stock vesting
Common stock dividend: 0.05 shares per share
from December 31, 2010 to June 30, 2011 Note conversion Exercise of employee stock options, net of 300,799 shares to pay exercise price Surrender of shares in connection with employee stock option exercise
From December 31, 2009 to December 31, 2010 Restricted stock grant Surrender of shares in connection with restricted stock vesting Effect of stock dividend Exercise of stock options
From December 31, 2009 to September 30, 2010 Effect of stock dividend Restricted stock grants Exercise of stock options Surrender of shares in connection with restricted stock vesting
Common stock dividend: 0.05 shares per share
From December 31, 2009 to June 30, 2010 Restricted stock grants Exercise of stock options
Exercise of stock options
from December 31, 2008 to December 31, 2009 Restricted stock grant Effect of stock dividend Exercise of options, net of 2,814,866 shares delivered to pay exercise price Surrender of shares in connection with option exercise
Common stock dividend: 0.05 shares per share
from December 31, 2007 to December 31, 2008 Effect of stock dividend Exercise of options, net of 1,375,895 shares delivered to pay exercise price
Common stock dividend: 0.05 shares per share
from December 31, 2006 to December 31, 2007 Effect of stock dividend Restricted stock grants Exercise of options, net of 7,627 shares delivered to pay exercise price
Common stock dividend: 0.05 shares per share
from December 31, 2005 to December 31, 2006 Effect of stock dividend Exercise of options, net of 41,566 shares delivered to pay exercise price Note conversion
Common stock dividend: 0.05 shares per share
from December 31, 2004 to December 31, 2005 Effect of stock dividend Restricted stock grants Exercise of options, net of 8,100 shares delivered to pay exercise price
Common stock dividend: 0.05 shares per share
from December 31, 2003 to December 31, 2004 Effect of stock dividend Restricted stock grants Exercise of warrants and options, net of 332,022 shares delivered to pay exercise price Note conversion
Common stock dividend: 0.05 shares per share
from December 31, 2002 to December 31, 2003 Effect of stock dividend Exercise of warrants and options
Common stock dividend: 0.05 shares per share
from December 31, 2001 to December 31, 2002 Effect of stock dividend Exercise of options
Common stock dividend: 0.05 shares per share
from December 31, 2000 to December 31, 2001 Issuance of stock Exercise of options and warrants Effect of stock dividend Conversion of debt
Common stock dividend: 0.05 shares per share
from December 31, 1999 to December 31, 2000 Exercise of options and warrants Effect of stock dividend
Common stock dividend: 0.05 shares per share
from December 31, 1998 to December 31, 1999 Effect of stock dividend
from December 31, 1997 to December 31, 1998 Effectiveness fee on debt Issuance of common stock Issuance of treasury stock
from December 31, 1996 to March 21, 1997 Settlement of loan
from December 31, 1994 to December 31, 1995 Stock grant to directors Stock grant to consultant