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股本结构

单位：万股
公告日期 2024-03-29 2024-03-21 2024-03-21 2023-10-26 2023-10-26 2023-07-27
证券总股本 1645.13 1644.68 1634.75 1634.01 1631.12 1615.07
普通股本 1645.13 1644.68 1634.75 1634.01 1631.12 1615.07
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 2024-03-27 2024-03-18 2023-12-31 2023-10-23 2023-09-30 2023-06-30
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
2024-03-29 1645.13 未披露 定期报告 2024-03-27
2024-03-21 1644.68 未披露 定期报告 2024-03-18
2024-03-21 1634.75 未披露
更多>>
From December 31,2022 to December 31,2023 Stock option exercises Vesting of restricted stock
2023-12-31
2023-10-26 1634.01 未披露 定期报告 2023-10-23
2023-10-26 1631.12 未披露
更多>>
From June 30, 2023 to September 30, 2023 Stock option exercises
2023-09-30
2023-07-27 1615.07 未披露
更多>>
From March 31, 2023 to June 30, 2023 Stock option exercises
2023-06-30
2023-05-30 1614.32 未披露 定期报告 2023-05-25
2023-03-31 1613.54 未披露
更多>>
From December 31, 2021 to December 31, 2022 Stock option exercises Vesting of restricted stock
2022-12-31
2022-10-27 1613.36 未披露 定期报告 2022-09-30
2022-07-28 1613.29 未披露
更多>>
From March 31, 2022 to June 30, 2022 Vesting of restricted stock
2022-06-30
2022-04-28 1612.71 未披露
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From December 31, 2021 to March 31, 2022 Stock option exercises
2022-03-31
2022-03-08 1612.71 未披露 定期报告 2022-03-07
2022-03-08 1608.98 未披露
更多>>
From December 31, 2020 to December 31, 2021 Stock option exercises Vesting of restricted stock
2021-12-31
2021-10-28 1608.07 未披露
更多>>
From June 30, 2021 to September 30, 2021 Stock option exercises
2021-09-30
2021-07-29 1605.32 未披露 定期报告 2021-07-26
2021-07-29 1605.17 未披露
更多>>
From March 31, 2021 to June 30, 2021 Stock option exercises Vesting of restricted stock
2021-06-30
2021-06-01 1604.01 未披露 定期报告 2021-05-25
2021-04-29 1599.68 未披露 定期报告 2021-04-27
2021-04-29 1599.46 未披露
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From December 31, 2020 to March 29, 2021 Stock option exercises Restricted stock vesting and tax withholdings
2021-03-29
2021-03-26 1599.46 未披露 定期报告 2021-03-25
2021-02-04 1596.00 未披露
更多>>
From December 31,2019 to December 31,2020 Stock option exercises Vesting of restricted stock
2020-12-31
2020-10-29 1592.81 未披露
更多>>
From June 30, 2020 to September 30, 2020 Stock option exercises
2020-09-30
2020-07-30 1589.39 未披露
更多>>
From March 31, 2020 to June 30, 2020 Stock Option Exercises Vesting of restricted stock
2020-06-30
2020-06-01 1588.66 未披露 定期报告 2020-05-26
2020-04-30 1587.93 未披露
更多>>
From December 31, 2019 to March 31, 2020 Stock Option Exercises Stock-based compensation -restricted stock Tax withholding on restricted shares
2020-03-31
2020-02-06 1587.07 未披露 定期报告 2020-02-03
2020-02-06 1586.69 未披露
更多>>
from December 31, 2018 to December 31, 2019 Stock Option Exercises Stock-based compensation -restricted stock Tax withholding on restricted shares Share repurchases
2019-12-31
2019-10-31 1585.69 未披露 定期报告 2019-10-29
2019-10-31 1585.27 未披露
更多>>
from June 30, 2019 to September 29, 2019 Stock Option Exercises
2019-09-29
2019-08-01 1576.26 未披露
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from March 31, 2019 to June 30, 2019 Stock Option Exercises
2019-06-30
2019-06-03 1573.88 未披露 定期报告 2019-05-28
2019-05-02 1573.67 未披露 定期报告 2019-04-30
2019-04-26 1573.57 未披露 定期报告 2019-04-24
2019-05-02 1573.34 未披露
更多>>
from December 31, 2018 to March 31, 2019 Stock Option Exercises Stock-Based Compensation -Restricted Stock Share Repurchases Tax Withholdings on Restricted Stock
2019-03-31
2019-02-15 1565.93 未披露 定期报告 2019-02-06
2019-02-07 1592.06 未披露
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from December 31, 2017 to December 31, 2018 Stock Option Exercises
2018-12-31
2018-11-01 1595.67 未披露 定期报告 2018-09-30
2018-08-02 1594.58 未披露 定期报告 2018-07-31
2018-08-02 1594.17 未披露 定期报告 2018-07-01
2018-06-01 1592.48 未披露 定期报告 2018-05-29
2018-04-26 1591.36 未披露 定期报告 2018-04-24
2018-05-03 1587.22 未披露 定期报告 2018-04-01
2018-02-08 1565.36 未披露 定期报告 2018-02-01
2018-02-08 1565.12 未披露
更多>>
from December 31, 2016 to December 31, 2017 Vesting of Restricted Shares Stock Option Exercises Purchases of Stock
2017-12-31
2017-08-03 1555.39 未披露 定期报告 2017-07-28
2017-08-03 1555.19 未披露 定期报告 2017-07-02
2017-06-01 1549.93 未披露 定期报告 2017-05-22
2017-04-28 1549.03 未披露 定期报告 2017-04-27
2017-05-04 1548.93 未披露 定期报告 2017-04-02
2017-02-09 1536.37 未披露 定期报告 2017-02-08
2017-02-09 1530.90 未披露
更多>>
from December 31, 2015 to December 31, 2016 Vesting of Restricted Shares Stock Option Exercises Purchases of Stock
2016-12-31
2016-10-27 1523.52 未披露 定期报告 2016-10-27
2016-10-27 1523.17 未披露 定期报告 2016-09-25
2016-07-28 1519.99 未披露 定期报告 2016-07-28
2016-07-28 1519.20 未披露 定期报告 2016-06-26
2016-04-28 1532.94 未披露 定期报告 2016-04-28
2016-04-28 1532.62 未披露 定期报告 2016-03-27
2016-03-02 1532.39 未披露 定期报告 2016-03-01
2016-03-02 1532.22 未披露
更多>>
from December 31, 2014 to December 31, 2015 Purchases of stock Vesting of restricted shares Stock option exercises
2015-12-31
2015-10-29 1521.96 未披露 定期报告 2015-10-28
2015-10-29 1515.36 未披露 定期报告 2015-09-27
2015-07-30 1563.59 未披露 定期报告 2015-07-29
2015-07-30 1588.40 未披露 定期报告 2015-06-28
2015-04-30 1718.95 未披露 定期报告 2015-04-29
2015-04-21 1727.51 未披露 定期报告 2015-04-10
2015-04-30 1728.24 未披露 定期报告 2015-03-29
2015-03-11 1734.08 未披露
更多>>
from December 31, 2013 to December 31, 2014 Purchases of stock Shares issued to directors Vesting of restricted shares Stock option exercises
2014-12-31
2014-11-04 1739.70 未披露 定期报告 2014-09-28
2014-08-06 1754.04 未披露 定期报告 2014-06-29
2014-05-09 1752.62 未披露 定期报告 2014-03-31
2014-03-14 1752.33 未披露 定期报告 2014-03-07
2014-03-14 1747.88 未披露
更多>>
from December 31,2012 to December 31,2013 Shares issued to directors Shares issued under stock option exercises
2013-12-31
2013-11-08 1747.42 未披露 定期报告 2013-09-29
2013-05-09 1745.90 未披露 定期报告 2013-03-31
2013-03-15 1745.60 未披露
更多>>
from December 31, 2011 to December 31, 2012 Shares issued to directors Shares issued under stock option exercises
2012-12-31
2012-11-08 1743.02 未披露 定期报告 2012-09-30
2012-08-09 1740.59 未披露 定期报告 2012-07-01
2012-05-10 1738.84 未披露 定期报告 2012-04-29
2012-05-10 1738.44 未披露 定期报告 2012-04-01
2012-03-13 1736.04 未披露 定期报告 2012-02-26
2012-03-13 1734.42 未披露
更多>>
from December 31, 2010 to December 31, 2011 Shares issued (cancelled) and compensation under restricted stock grants Shares issued to directors Shares issued under stock option exercises
2011-12-31
2011-11-08 1732.28 未披露 定期报告 2011-10-02
2011-08-11 1730.62 未披露 定期报告 2011-07-03
2011-05-10 1728.91 未披露 定期报告 2011-04-03
2011-03-15 1729.14 未披露 定期报告 2011-02-27
2011-03-15 1726.78 未披露
更多>>
from dec 31 2009 to dec 31 2010 Shares issued (cancelled) and compensation under restricted stock grants Shares issued in connection with US Energy acquisition contingent earn-out Shares issued to directors Shares issued under stock option exercises
2010-12-31
2010-11-03 1724.30 未披露 定期报告 2010-09-26
2010-08-04 1722.64 未披露 定期报告 2010-06-27
2010-05-07 1702.13 未披露 定期报告 2010-03-28
2010-03-16 1704.78 未披露 定期报告 2010-02-28
2010-03-16 1702.64 未披露
更多>>
From December 31, 2008 to December 31, 2009 Shares issued and compensation under restricted stock grants Shares purchased in connection with stock repurchase program Shares issued in connection with AMTI acquisition Shares issued to directors Shares issued under stock option and warrant exercises
2009-12-31
2009-03-13 1720.76 未披露 定期报告 2009-03-01
2009-03-13 1728.48 未披露
更多>>
From December 31, 2007 to December 31, 2008 Shares issued in connection with conversion of convertible notes payable Shares issued to directors Shares issued under stock option and warrant exercises Stock-based compensation related to stock options Shares purchased in connection with stock repurchase program
2008-12-31
2008-03-19 1731.87 未披露 定期报告 2008-03-01
2008-03-19 1648.02 未披露
更多>>
From December 31, 2006 to December 31, 2007 Shares issued and compensation under restricted stock grants Shares issued in connection with RPS acquisition Shares issued in connection with limited public offering, net of expenses Shares issued under stock option exercises
2007-12-31
2007-03-21 1514.92 未披露 定期报告 2007-03-03
2007-03-21 1512.61 未披露
更多>>
From December 31, 2005 to December 31, 2006 Shares issued under restricted stock grants Shares and stock warrants issued in connection with ABLE acquisition Shares issued under stock option and warrant exercises
2006-12-31
2006-03-23 1474.42 未披露
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From December 31, 2004 to December 31, 2005 Shares issued under employee stock grant Shares issued under stock option and warrant exercises
2005-12-31
2005-03-21 1439.46 未披露 定期报告 2005-02-05
2005-03-21 1429.20 未披露
更多>>
From December 31, 2003 to December 31, 2004 Shares issued under employee stock grant Shares issued under stock option and warrant exercises
2004-12-31
2004-03-12 1387.89 未披露 定期报告 2004-02-27
2004-03-12 1357.55 未披露
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From December 31, 2002 to December 31, 2003 Shares issued under private stock offerings Shares issued on conversion of short term note Shares issued under stock option and warrant exercises
2003-12-31
2003-04-14 1285.29 未披露 定期报告 2003-02-28
2003-04-14 1285.23 未披露
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From June 30, 2002 to December 31, 2002 Shares issued under private stock offerings Treasury shares reacquired from UTI
2002-12-31
2002-09-27 1314.28 未披露 定期报告 2002-09-15
2002-09-27 1335.23 未披露
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From June 30, 2001 to June 30, 2002 Shares issued under private stock offerings
2002-06-30
2001-09-26 1226.39 未披露 定期报告 2001-09-14
2001-09-26 1146.09 未披露
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From June 30, 2000 to June 30, 2001 Shares issued under stock option plan and other stock options
2001-06-30
2000-09-27 1108.38 未披露 定期报告 2000-09-15
2000-09-27 1138.30 未披露
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From June 30, 1999 to June 30, 2000 Shares issued to affiliate Shares issued under stock option plan and other stock options
2000-06-30
1999-09-28 1086.24 未披露 定期报告 1999-09-25
1999-09-28 1048.51 未披露 定期报告 1999-06-30
1998-09-29 1048.49 未披露 定期报告 1998-09-24
1998-09-29 1048.51 未披露
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From June 30, 1997 to June 30, 1998 Shares issued under public offering, less offering costs of approximately $2,699 Shares issued under stock option plans and other stock options Issuance of common stock from treasury
1998-06-30
1997-10-14 796.38 未披露 定期报告 1997-09-19
1997-10-14 792.61 未披露
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From June 30, 1996 to June 30, 1997 Shares issued under stock option plans and other stock options Purchase of treasury stock
1997-06-30
1996-10-01 792.98 未披露 定期报告 1996-09-16
1996-10-01 792.32 未披露
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From June 30, 1995 to June 30, 1996 Shares issued under stock option plans and other stock options
1996-06-30
1996-10-01 765.61 未披露
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From June 30, 1994 to June 30, 1995 Shares issued under public offering expenses Shares issued under stock option plans and other stock options
1995-06-30
From December 31,2022 to December 31,2023 Stock option exercises Vesting of restricted stock
From June 30, 2023 to September 30, 2023 Stock option exercises
From March 31, 2023 to June 30, 2023 Stock option exercises
From December 31, 2021 to December 31, 2022 Stock option exercises Vesting of restricted stock
From March 31, 2022 to June 30, 2022 Vesting of restricted stock
From December 31, 2021 to March 31, 2022 Stock option exercises
From December 31, 2020 to December 31, 2021 Stock option exercises Vesting of restricted stock
From June 30, 2021 to September 30, 2021 Stock option exercises
From March 31, 2021 to June 30, 2021 Stock option exercises Vesting of restricted stock
From December 31, 2020 to March 29, 2021 Stock option exercises Restricted stock vesting and tax withholdings
From December 31,2019 to December 31,2020 Stock option exercises Vesting of restricted stock
From June 30, 2020 to September 30, 2020 Stock option exercises
From March 31, 2020 to June 30, 2020 Stock Option Exercises Vesting of restricted stock
From December 31, 2019 to March 31, 2020 Stock Option Exercises Stock-based compensation -restricted stock Tax withholding on restricted shares
from December 31, 2018 to December 31, 2019 Stock Option Exercises Stock-based compensation -restricted stock Tax withholding on restricted shares Share repurchases
from June 30, 2019 to September 29, 2019 Stock Option Exercises
from March 31, 2019 to June 30, 2019 Stock Option Exercises
from December 31, 2018 to March 31, 2019 Stock Option Exercises Stock-Based Compensation -Restricted Stock Share Repurchases Tax Withholdings on Restricted Stock
from December 31, 2017 to December 31, 2018 Stock Option Exercises
from December 31, 2016 to December 31, 2017 Vesting of Restricted Shares Stock Option Exercises Purchases of Stock
from December 31, 2015 to December 31, 2016 Vesting of Restricted Shares Stock Option Exercises Purchases of Stock
from December 31, 2014 to December 31, 2015 Purchases of stock Vesting of restricted shares Stock option exercises
from December 31, 2013 to December 31, 2014 Purchases of stock Shares issued to directors Vesting of restricted shares Stock option exercises
from December 31,2012 to December 31,2013 Shares issued to directors Shares issued under stock option exercises
from December 31, 2011 to December 31, 2012 Shares issued to directors Shares issued under stock option exercises
from December 31, 2010 to December 31, 2011 Shares issued (cancelled) and compensation under restricted stock grants Shares issued to directors Shares issued under stock option exercises
from dec 31 2009 to dec 31 2010 Shares issued (cancelled) and compensation under restricted stock grants Shares issued in connection with US Energy acquisition contingent earn-out Shares issued to directors Shares issued under stock option exercises
From December 31, 2008 to December 31, 2009 Shares issued and compensation under restricted stock grants Shares purchased in connection with stock repurchase program Shares issued in connection with AMTI acquisition Shares issued to directors Shares issued under stock option and warrant exercises
From December 31, 2007 to December 31, 2008 Shares issued in connection with conversion of convertible notes payable Shares issued to directors Shares issued under stock option and warrant exercises Stock-based compensation related to stock options Shares purchased in connection with stock repurchase program
From December 31, 2006 to December 31, 2007 Shares issued and compensation under restricted stock grants Shares issued in connection with RPS acquisition Shares issued in connection with limited public offering, net of expenses Shares issued under stock option exercises
From December 31, 2005 to December 31, 2006 Shares issued under restricted stock grants Shares and stock warrants issued in connection with ABLE acquisition Shares issued under stock option and warrant exercises
From December 31, 2004 to December 31, 2005 Shares issued under employee stock grant Shares issued under stock option and warrant exercises
From December 31, 2003 to December 31, 2004 Shares issued under employee stock grant Shares issued under stock option and warrant exercises
From December 31, 2002 to December 31, 2003 Shares issued under private stock offerings Shares issued on conversion of short term note Shares issued under stock option and warrant exercises
From June 30, 2002 to December 31, 2002 Shares issued under private stock offerings Treasury shares reacquired from UTI
From June 30, 2001 to June 30, 2002 Shares issued under private stock offerings
From June 30, 2000 to June 30, 2001 Shares issued under stock option plan and other stock options
From June 30, 1999 to June 30, 2000 Shares issued to affiliate Shares issued under stock option plan and other stock options
From June 30, 1997 to June 30, 1998 Shares issued under public offering, less offering costs of approximately $2,699 Shares issued under stock option plans and other stock options Issuance of common stock from treasury
From June 30, 1996 to June 30, 1997 Shares issued under stock option plans and other stock options Purchase of treasury stock
From June 30, 1995 to June 30, 1996 Shares issued under stock option plans and other stock options
From June 30, 1994 to June 30, 1995 Shares issued under public offering expenses Shares issued under stock option plans and other stock options