股本结构
单位：万股
| 公告日期 | 2025-11-04 | 2025-07-31 | 2025-07-31 | 2025-04-22 | 2025-02-21 | 2024-08-01 |
|---|---|---|---|---|---|---|
| 证券总股本 | 29305.48 | 29306.68 | 29306.91 | 29291.78 | 29291.90 | 29226.06 |
| 普通股本 | 29305.48 | 29306.68 | 29306.91 | 29291.78 | 29291.90 | 29226.06 |
| 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 | 2025-09-30 | 2025-07-30 | 2025-06-30 | 2025-04-07 | 2025-02-20 | 2024-06-30 |
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 |
|---|---|---|---|---|
| 2025-11-04 | 29305.48 | 未披露 |
更多>>
From June 30, 2025 to September 30, 2025
Stock-based compensation
|
2025-09-30 |
| 2025-07-31 | 29306.68 | 未披露 | 定期报告 | 2025-07-30 |
| 2025-07-31 | 29306.91 | 未披露 |
更多>>
From March 31, 2025 to June 30, 2025
Stock-based compensation
|
2025-06-30 |
| 2025-04-22 | 29291.78 | 未披露 | 定期报告 | 2025-04-07 |
| 2025-02-21 | 29291.90 | 未披露 | 定期报告 | 2025-02-20 |
| 2024-08-01 | 29226.06 | 未披露 |
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From March 31, 2024 to June 30, 2024
Stock-based compensation
|
2024-06-30 |
| 2024-05-02 | 29220.23 | 未披露 |
更多>>
From January 1, 2024 to March 31, 2024
Issuance of common stock
Stock-based compensation
|
2024-03-31 |
| 2023-11-02 | 27842.95 | 未披露 |
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From June 30, 2023 to September 30, 2023
Stock-based compensation
|
2023-09-30 |
| 2023-08-03 | 27848.05 | 未披露 | 定期报告 | 2023-08-02 |
| 2023-08-03 | 27849.26 | 未披露 |
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From March 31, 2023 to June 30, 2023
Stock-based compensation
|
2023-06-30 |
| 2023-05-04 | 27751.02 | 未披露 |
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From January 1, 2023 to February 16, 2023
Stock-based compensation
|
2023-02-16 |
| 2023-02-17 | 27751.71 | 17.50 |
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From December 31, 2021 to December 31, 2022
Conversion of Series B convertible preferred stock
Stock-based compensation
Income tax withholdings on equity awards
|
2022-12-31 |
| 2022-11-03 | 23375.77 | 17.50 |
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From June 30, 2022 to September 30, 2022
Income tax withholdings on equity awards
Stock-based compensation
|
2022-09-30 |
| 2022-08-04 | 23316.51 | 未披露 | 定期报告 | 2022-08-03 |
| 2022-08-04 | 23315.89 | 17.50 |
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From March 31, 2022 to June 30, 2022
Stock-based compensation
|
2022-06-30 |
| 2022-05-05 | 23290.59 | 未披露 | 定期报告 | 2022-05-04 |
| 2022-04-22 | 23291.99 | 未披露 | 定期报告 | 2022-04-08 |
| 2022-05-05 | 23291.99 | 17.50 |
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From January 1, 2022 to March 31, 2022
Stock-based compensation
|
2022-03-31 |
| 2022-02-17 | 23292.26 | 未披露 | 定期报告 | 2022-02-16 |
| 2021-11-04 | 23292.46 | 17.50 |
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From June 30, 2021 to September 30, 2021
Stock-based compensation
Income tax withholdings on equity awards
|
2021-09-30 |
| 2021-08-05 | 23285.05 | 17.50 |
更多>>
From March 31, 2021 to June 30, 2021
Stock-based compensation
Issuances of common stock
|
2021-06-30 |
| 2021-05-17 | 23241.02 | 17.50 | 定期报告 | 2021-05-17 |
| 2021-04-23 | 23241.02 | 未披露 | 定期报告 | 2021-04-07 |
| 2021-05-06 | 23241.12 | 17.50 |
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From January 1, 2021 to March 31, 2021
Stock-based compensation
|
2021-03-31 |
| 2021-02-17 | 23241.12 | 未披露 | 定期报告 | 2021-02-16 |
| 2021-02-17 | 23241.47 | 17.50 |
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From December 31,2019 to December 31,2020
Stock-based compensation
Issuance of common stock
Income tax withholdings on equity awards
|
2020-12-31 |
| 2020-11-05 | 23242.14 | 17.50 |
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From June 30, 2020 to September 30, 2020
Stock-based compensation
Income tax withholdings on equity awards
|
2020-09-30 |
| 2020-08-07 | 23257.99 | 38.50 |
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from March 31, 2020 to June 30, 2020
Stock-based compensation
Issuances of common stock
|
2020-06-30 |
| 2020-05-22 | 23180.83 | 17.50 | 定期报告 | 2020-05-21 |
| 2020-05-18 | 23048.53 | 未披露 |
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1.Common Stock offered 40,000,000 shares of common stock
2.Unless otherwise indicated, all applicable share, per share and related information in this prospectus supplement is based on 190,485,342 shares of common stock as of May 13, 2020
|
2020-05-18 |
| 2020-05-08 | 19048.53 | 38.50 | 定期报告 | 2020-05-08 |
| 2020-05-07 | 19035.49 | 未披露 | 定期报告 | 2020-05-07 |
| 2020-05-07 | 18998.05 | 38.50 |
更多>>
from December 31, 2019 to March 31, 2020
Stock-based compensation
Income tax withholdings related to equity awards
|
2020-03-31 |
| 2020-03-02 | 19000.48 | 未披露 | 定期报告 | 2020-03-01 |
| 2020-03-02 | 19000.68 | 38.50 |
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from December 31, 2018 to December 31, 2019
Stock-based compensation
Issuance of common stock
Income tax withholdings related to equity awards
|
2019-12-31 |
| 2019-11-13 | 19001.75 | 38.50 | 定期报告 | 2019-11-11 |
| 2019-11-12 | 18552.43 | 38.50 |
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from June 30, 2019 to September 30, 2019
Issuance of common stock
Stock-based compensation
Income tax withholdings related to equity awards
|
2019-09-30 |
| 2019-08-09 | 18477.08 | 未披露 | 定期报告 | 2019-08-09 |
| 2019-07-31 | 18477.53 | 未披露 | 定期报告 | 2019-07-31 |
| 2019-08-09 | 10594.23 | 未披露 |
更多>>
From March 31, 2019 to June 30, 2019
Stock-based compensation
|
2019-06-30 |
| 2019-05-09 | 10586.81 | 未披露 |
更多>>
from December 31, 2018 to March 31, 2019
Stock-based compensation
|
2019-03-31 |
| 2019-03-01 | 10587.11 | 未披露 |
更多>>
from December 31, 2017 to November 01, 2018
Stock-based compensation
Income tax withholdings related to equity awards
Common stock issued for debt conversion
Common stock warrants exercised
Vesting of equity awards
Jones contribution
Common stock warrants exercised and expired
|
2018-11-01 |
| 2018-11-09 | 10587.91 | 未披露 |
更多>>
From January 1, 2018 to September 30, 2018
Vesting of equity awards
Income tax withholdings related to equity awards
Jones contribution
Stock-based compensation
Common stock warrants exercised and expired
|
2018-09-30 |
| 2018-08-09 | 1627.87 | 未披露 | 定期报告 | 2018-08-09 |
| 2018-08-09 | 1626.10 | 未披露 |
更多>>
From January 1, 2018 to June 30, 2018
Stock-based compensation
Income tax withholdings related to equity awards
Common stock warrants exercised
|
2018-06-30 |
| 2018-04-30 | 1617.25 | 未披露 | 定期报告 | 2018-04-30 |
| 2018-05-10 | 1615.79 | 未披露 |
更多>>
From January 1, 2018 to March 31, 2018
Stock-based compensation
Income tax withholdings related to equity awards
Common stock warrants exercised
|
2018-03-31 |
| 2018-02-27 | 1616.66 | 未披露 | 定期报告 | 2018-02-26 |
| 2017-08-07 | 1547.88 | 未披露 |
更多>>
from January 1, 2017 to June 30, 2017
Stock-based compensation
Tax withholdings related to equity awards
Common stock issued for debt conversions
Common stock warrants exercised
|
2017-06-30 |
| 2017-05-08 | 1537.24 | 未披露 | 定期报告 | 2017-05-08 |
| 2017-05-08 | 1528.36 | 未披露 |
更多>>
from January 1, 2017 to March 31, 2017
Stock-based compensation
Tax withholdings related to equity awards
Common stock issued for debt conversions
Common stock warrants exercised
|
2017-03-31 |
| 2017-04-03 | 1528.35 | 未披露 | 定期报告 | 2017-03-22 |
| 2017-02-24 | 1519.50 | 未披露 | 定期报告 | 2017-02-24 |
| 2017-02-24 | 1393.76 | 未披露 |
更多>>
from December 31, 2015 to December 31, 2016
Stock-based compensation
Tax withholdings related to equity awards
Common stock issued for debt conversion
Common stock issued in exchange for debt
Common stock warrants exercised
On July 29, 2016, the Company effected a one for five (1:5) reverse split of its outstanding shares of common stock.
|
2016-12-31 |
| 2016-11-09 | 1345.56 | 未披露 | 定期报告 | 2016-11-09 |
| 2016-11-09 | 1338.30 | 未披露 |
更多>>
from December 31, 2015 to September 30, 2016
Stock-based compensation
Restricted stock used for tax withholdings
Stock issued in exchange for debt
Common stock warrants exercised
|
2016-09-30 |
| 2016-09-29 | 1314.79 | 未披露 | 定期报告 | 2016-09-16 |
| 2016-07-22 | 1217.78 | 未披露 |
更多>>
Comstock Resources, Inc. announced today a one-for-five (1:5) reverse split of its issued and outstanding common stock.The one-for-five reverse stock split will be effective after the market closes on July 29, 2016 and Comstock's common stock will begin trading on a split-adjusted basis when the market opens on August 1, 2016.
|
2016-08-01 |
| 2016-05-04 | 6088.91 | 未披露 | 定期报告 | 2016-05-04 |
| 2016-05-04 | 5314.89 | 未披露 |
更多>>
From January 1, 2016 to March 31, 2016
Stock-based compensation
Restricted stock used for tax withholdings
Stock issued in exchange for debt
|
2016-03-31 |
| 2016-02-26 | 5317.83 | 未披露 | 定期报告 | 2016-02-26 |
| 2016-02-26 | 4772.02 | 未披露 |
更多>>
from December 31, 2014 to November 5, 2015
Stock-based compensation
Tax withholdings related to stock grants
|
2015-11-05 |
| 2015-11-05 | 4772.52 | 未披露 |
更多>>
from January 1, 2015 to September 30, 2015
Stock-based compensation
Restricted stock used for tax withholdings
|
2015-09-30 |
| 2015-08-05 | 4772.75 | 未披露 |
更多>>
from January 1, 2015 to May 11, 2015
Stock-based compensation
Restricted stock used for tax withholdings
|
2015-05-11 |
| 2015-05-11 | 4757.57 | 未披露 |
更多>>
from January 1, 2015 to March 31, 2015
Stock-based compensation
Restricted stock used for tax withholdings
|
2015-03-31 |
| 2015-04-03 | 4757.67 | 未披露 | 定期报告 | 2015-03-23 |
| 2015-02-25 | 4762.66 | 未披露 | 定期报告 | 2015-02-24 |
| 2015-02-25 | 4685.84 | 未披露 |
更多>>
from December 31, 2013 to December 31, 2014
Stock-based compensation
Tax withholdings related to stock grants
Repurchases of common stock
|
2014-12-31 |
| 2014-11-05 | 4786.06 | 未披露 |
更多>>
from January 1, 2014 to August 06, 2014
Stock-based compensation
Restricted stock used for tax withholdings
|
2014-08-06 |
| 2014-08-06 | 4786.42 | 未披露 |
更多>>
from January 1, 2014 to June 30, 2014
Stock-based compensation
Restricted stock used for tax withholdings
|
2014-06-30 |
| 2014-05-06 | 4783.72 | 未披露 |
更多>>
From December 31, 2013 to February 26, 2014
Stock-based compensation
Restricted stock used for tax withholdings
|
2014-02-26 |
| 2014-02-27 | 4768.05 | 未披露 |
更多>>
from December 31, 2012 to December 31, 2013
Stock-based compensation
Tax withholdings related to stock grants
Repurchases of common stock
|
2013-12-31 |
| 2013-11-07 | 4768.45 | 未披露 |
更多>>
from January 1, 2013 to September 30, 2013
Stock-based compensation
Tax withholdings related to stock grants
Repurchases of common stock
|
2013-09-30 |
| 2013-08-05 | 4831.56 | 未披露 |
更多>>
from January 1, 2013 to June 30, 2013
Stock-based compensation
Restricted stock used for tax withholdings
|
2013-06-30 |
| 2013-05-03 | 4829.31 | 未披露 | 定期报告 | 2013-05-03 |
| 2013-05-03 | 4830.35 | 未披露 |
更多>>
from January 1, 2013 to February 28, 2013
Stock-based compensation, net of restricted stock used for tax withholdings
|
2013-02-28 |
| 2013-02-28 | 4840.87 | 未披露 |
更多>>
from December 31, 2011 to December 31, 2012
Stock-based compensation
|
2012-12-31 |
| 2012-08-03 | 4816.17 | 未披露 |
更多>>
from January 1, 2012 to June 30, 2012
Stock-based compensation
|
2012-06-30 |
| 2012-05-04 | 4811.45 | 未披露 |
更多>>
from January 1, 2012 to March 31, 2012
Stock-based compensation
|
2012-03-31 |
| 2012-02-27 | 4812.13 | 未披露 | 定期报告 | 2012-02-27 |
| 2012-02-27 | 4812.53 | 未披露 |
更多>>
from December 31, 2010 to December 31, 2011
Stock-based compensation
|
2011-12-31 |
| 2011-11-04 | 4764.52 | 未披露 |
更多>>
From Jan 1 2011 to September 30, 2011
Stock-based compensation
|
2011-09-30 |
| 2011-08-05 | 4764.72 | 未披露 |
更多>>
From Jan 1 2011 to June 30, 2011
Stock-based compensation
|
2011-06-30 |
| 2011-05-04 | 4762.52 | 未披露 |
更多>>
From Jan 1 2011 to Mar 31 2011
Stock-based compensation
|
2011-03-31 |
| 2011-02-22 | 4770.61 | 未披露 |
更多>>
From Dec 31 2009 to Dec 31 2010
Exercise of stock options
Stock-based compensation
|
2010-12-31 |
| 2010-08-05 | 4731.74 | 未披露 |
更多>>
From Jan 1 2010 to Jun 30 2010
Exercise of stock options
Stock-based compensation
|
2010-06-30 |
| 2010-05-05 | 4724.16 | 未披露 |
更多>>
From Jan 1 2010 to Mar 31 2010
Exercise of stock options
|
2010-03-31 |
| 2010-02-26 | 4710.56 | 未披露 | 定期报告 | 2010-02-26 |
| 2010-02-26 | 4710.38 | 未披露 |
更多>>
from December 31, 2008 to December 31, 2009
Exercise of stock options and warrants
Stock-based compensation
|
2009-12-31 |
| 2009-02-25 | 4644.26 | 未披露 |
更多>>
from December 31, 2007 to December 31, 2008
Exercise of stock options and warrants
Stock-based compensation
|
2008-12-31 |
| 2008-02-29 | 4551.18 | 未披露 | 定期报告 | 2008-02-28 |
| 2008-02-29 | 4542.81 | 未披露 |
更多>>
from December 31, 2006 to December 31, 2007
Exercise of stock options and warrants
Stock-based compensation
|
2007-12-31 |
| 2007-03-01 | 4439.70 | 未披露 | 定期报告 | 2007-02-28 |
| 2007-03-01 | 4439.55 | 未披露 |
更多>>
from December 31, 2005 to December 31, 2006
Exercise of stock options and warrants
Stock-based compensation
|
2006-12-31 |
| 2006-03-16 | 4297.08 | 未披露 | 定期报告 | 2006-03-15 |
| 2006-03-16 | 4296.93 | 未披露 |
更多>>
from December 31, 2004 to December 31, 2005
Public offering of common stock
Exercise of stock options
Stock-based compensation
|
2005-12-31 |
| 2005-03-18 | 3603.79 | 未披露 | 定期报告 | 2005-03-17 |
| 2005-03-18 | 3564.87 | 未披露 |
更多>>
from December 31, 2003 to December 31, 2004
Issuance of common stock, net of deferred income taxes
Stock-based compensation
|
2004-12-31 |
| 2004-03-15 | 3467.89 | 未披露 | 定期报告 | 2004-03-12 |
| 2004-03-15 | 3430.89 | 未披露 |
更多>>
from December 31, 2002 to December 31, 2003
Issuance of common stock, net of deferred income taxes
Conversion of preferred stock
Restricted stock grants, net of amortization
|
2003-12-31 |
| 2003-03-26 | 2891.96 | 175.73 |
更多>>
from December 31, 2001 to December 31, 2002
Issuance of common stock
Restricted stock grants
|
2002-12-31 |
| 2002-03-25 | 2857.26 | 未披露 | 定期报告 | 2002-03-25 |
| 2002-03-25 | 2855.26 | 175.73 |
更多>>
from December 31, 2000 to December 31, 2001
Issuance of common stock
Restricted stock grants
Repurchases of common stock
|
2001-12-31 |
| 2001-03-09 | 2913.95 | 未披露 | 定期报告 | 2001-03-09 |
| 2001-03-09 | 2883.78 | 175.73 |
更多>>
from December 31, 1999 to December 31, 2000
Conversion of preferred stock
Issuance of common stock
Restricted stock grants
|
2000-12-31 |
| 2000-02-28 | 2537.52 | 300.00 |
更多>>
from December, 1998 to December 31, 1999
Issuance of preferred stock
Issuance of common stock
Restricted stock grants
|
1999-12-31 |
| 1999-03-12 | 2435.05 | 未披露 |
更多>>
from December 31, 1997 to December 31, 1998
Issuance of common stock
|
1998-12-31 |
| 1998-03-13 | 2421.89 | 未披露 | 定期报告 | 1998-03-12 |
| 1998-03-13 | 2420.88 | 未披露 |
更多>>
from December 31, 1996 to December 31, 1997
Conversion of preferred stock
Issuance of common stock
Repurchase of common stock
|
1997-12-31 |
| 1997-03-11 | 2415.49 | 未披露 | 定期报告 | 1997-03-10 |
| 1997-03-11 | 2410.14 | 70.63 |
更多>>
from December 31, 1995 to December 31, 1996
Conversion of preferred stock
Issuance of common stock
|
1996-12-31 |
From June 30, 2025 to September 30, 2025
Stock-based compensation
From March 31, 2025 to June 30, 2025
Stock-based compensation
From March 31, 2024 to June 30, 2024
Stock-based compensation
From January 1, 2024 to March 31, 2024
Issuance of common stock
Stock-based compensation
From June 30, 2023 to September 30, 2023
Stock-based compensation
From March 31, 2023 to June 30, 2023
Stock-based compensation
From January 1, 2023 to February 16, 2023
Stock-based compensation
From December 31, 2021 to December 31, 2022
Conversion of Series B convertible preferred stock
Stock-based compensation
Income tax withholdings on equity awards
From June 30, 2022 to September 30, 2022
Income tax withholdings on equity awards
Stock-based compensation
From March 31, 2022 to June 30, 2022
Stock-based compensation
From January 1, 2022 to March 31, 2022
Stock-based compensation
From June 30, 2021 to September 30, 2021
Stock-based compensation
Income tax withholdings on equity awards
From March 31, 2021 to June 30, 2021
Stock-based compensation
Issuances of common stock
From January 1, 2021 to March 31, 2021
Stock-based compensation
From December 31,2019 to December 31,2020
Stock-based compensation
Issuance of common stock
Income tax withholdings on equity awards
From June 30, 2020 to September 30, 2020
Stock-based compensation
Income tax withholdings on equity awards
from March 31, 2020 to June 30, 2020
Stock-based compensation
Issuances of common stock
1.Common Stock offered 40,000,000 shares of common stock
2.Unless otherwise indicated, all applicable share, per share and related information in this prospectus supplement is based on 190,485,342 shares of common stock as of May 13, 2020
from December 31, 2019 to March 31, 2020
Stock-based compensation
Income tax withholdings related to equity awards
from December 31, 2018 to December 31, 2019
Stock-based compensation
Issuance of common stock
Income tax withholdings related to equity awards
from June 30, 2019 to September 30, 2019
Issuance of common stock
Stock-based compensation
Income tax withholdings related to equity awards
From March 31, 2019 to June 30, 2019
Stock-based compensation
from December 31, 2018 to March 31, 2019
Stock-based compensation
from December 31, 2017 to November 01, 2018
Stock-based compensation
Income tax withholdings related to equity awards
Common stock issued for debt conversion
Common stock warrants exercised
Vesting of equity awards
Jones contribution
Common stock warrants exercised and expired
From January 1, 2018 to September 30, 2018
Vesting of equity awards
Income tax withholdings related to equity awards
Jones contribution
Stock-based compensation
Common stock warrants exercised and expired
From January 1, 2018 to June 30, 2018
Stock-based compensation
Income tax withholdings related to equity awards
Common stock warrants exercised
From January 1, 2018 to March 31, 2018
Stock-based compensation
Income tax withholdings related to equity awards
Common stock warrants exercised
from January 1, 2017 to June 30, 2017
Stock-based compensation
Tax withholdings related to equity awards
Common stock issued for debt conversions
Common stock warrants exercised
from January 1, 2017 to March 31, 2017
Stock-based compensation
Tax withholdings related to equity awards
Common stock issued for debt conversions
Common stock warrants exercised
from December 31, 2015 to December 31, 2016
Stock-based compensation
Tax withholdings related to equity awards
Common stock issued for debt conversion
Common stock issued in exchange for debt
Common stock warrants exercised
On July 29, 2016, the Company effected a one for five (1:5) reverse split of its outstanding shares of common stock.
from December 31, 2015 to September 30, 2016
Stock-based compensation
Restricted stock used for tax withholdings
Stock issued in exchange for debt
Common stock warrants exercised
Comstock Resources, Inc. announced today a one-for-five (1:5) reverse split of its issued and outstanding common stock.The one-for-five reverse stock split will be effective after the market closes on July 29, 2016 and Comstock's common stock will begin trading on a split-adjusted basis when the market opens on August 1, 2016.
From January 1, 2016 to March 31, 2016
Stock-based compensation
Restricted stock used for tax withholdings
Stock issued in exchange for debt
from December 31, 2014 to November 5, 2015
Stock-based compensation
Tax withholdings related to stock grants
from January 1, 2015 to September 30, 2015
Stock-based compensation
Restricted stock used for tax withholdings
from January 1, 2015 to May 11, 2015
Stock-based compensation
Restricted stock used for tax withholdings
from January 1, 2015 to March 31, 2015
Stock-based compensation
Restricted stock used for tax withholdings
from December 31, 2013 to December 31, 2014
Stock-based compensation
Tax withholdings related to stock grants
Repurchases of common stock
from January 1, 2014 to August 06, 2014
Stock-based compensation
Restricted stock used for tax withholdings
from January 1, 2014 to June 30, 2014
Stock-based compensation
Restricted stock used for tax withholdings
From December 31, 2013 to February 26, 2014
Stock-based compensation
Restricted stock used for tax withholdings
from December 31, 2012 to December 31, 2013
Stock-based compensation
Tax withholdings related to stock grants
Repurchases of common stock
from January 1, 2013 to September 30, 2013
Stock-based compensation
Tax withholdings related to stock grants
Repurchases of common stock
from January 1, 2013 to June 30, 2013
Stock-based compensation
Restricted stock used for tax withholdings
from January 1, 2013 to February 28, 2013
Stock-based compensation, net of restricted stock used for tax withholdings
from December 31, 2011 to December 31, 2012
Stock-based compensation
from January 1, 2012 to June 30, 2012
Stock-based compensation
from January 1, 2012 to March 31, 2012
Stock-based compensation
from December 31, 2010 to December 31, 2011
Stock-based compensation
From Jan 1 2011 to September 30, 2011
Stock-based compensation
From Jan 1 2011 to June 30, 2011
Stock-based compensation
From Jan 1 2011 to Mar 31 2011
Stock-based compensation
From Dec 31 2009 to Dec 31 2010
Exercise of stock options
Stock-based compensation
From Jan 1 2010 to Jun 30 2010
Exercise of stock options
Stock-based compensation
From Jan 1 2010 to Mar 31 2010
Exercise of stock options
from December 31, 2008 to December 31, 2009
Exercise of stock options and warrants
Stock-based compensation
from December 31, 2007 to December 31, 2008
Exercise of stock options and warrants
Stock-based compensation
from December 31, 2006 to December 31, 2007
Exercise of stock options and warrants
Stock-based compensation
from December 31, 2005 to December 31, 2006
Exercise of stock options and warrants
Stock-based compensation
from December 31, 2004 to December 31, 2005
Public offering of common stock
Exercise of stock options
Stock-based compensation
from December 31, 2003 to December 31, 2004
Issuance of common stock, net of deferred income taxes
Stock-based compensation
from December 31, 2002 to December 31, 2003
Issuance of common stock, net of deferred income taxes
Conversion of preferred stock
Restricted stock grants, net of amortization
from December 31, 2001 to December 31, 2002
Issuance of common stock
Restricted stock grants
from December 31, 2000 to December 31, 2001
Issuance of common stock
Restricted stock grants
Repurchases of common stock
from December 31, 1999 to December 31, 2000
Conversion of preferred stock
Issuance of common stock
Restricted stock grants
from December, 1998 to December 31, 1999
Issuance of preferred stock
Issuance of common stock
Restricted stock grants
from December 31, 1997 to December 31, 1998
Issuance of common stock
from December 31, 1996 to December 31, 1997
Conversion of preferred stock
Issuance of common stock
Repurchase of common stock
from December 31, 1995 to December 31, 1996
Conversion of preferred stock
Issuance of common stock