股本结构

单位:万股
公告日期 2025-12-11 2025-12-11 2025-09-11 2025-09-11 2025-06-12 2025-06-12
证券总股本 1079.27 1079.25 1079.54 1079.65 1077.88 1077.95
普通股本 1079.27 1079.25 1079.54 1079.65 1077.88 1077.95
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 2025-11-28 2025-11-01 2025-08-29 2025-08-02 2025-05-30 2025-05-03
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
2025-12-11 1079.27 未披露 定期报告 2025-11-28
2025-12-11 1079.25 未披露
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From August 2, 2025 to November 1, 2025 Restricted shares withheld for taxes
2025-11-01
2025-09-11 1079.54 未披露 定期报告 2025-08-29
2025-09-11 1079.65 未披露
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From May 3, 2025 to August 2, 2025 Restricted stock issuance Restricted shares withheld for taxes
2025-08-02
2025-06-12 1077.88 未披露 定期报告 2025-05-30
2025-06-12 1077.95 未披露
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From February 1, 2025 to May 3, 2025 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2025-05-03
2025-05-16 1077.95 未披露 定期报告 2025-04-28
2025-05-16 1075.94 未披露 定期报告 2025-04-15
2025-03-26 1103.83 未披露 定期报告 2025-03-14
2025-03-26 1128.49 未披露
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From February 3, 2024 to February 1, 2025 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2025-02-01
2024-12-12 1121.23 未披露 定期报告 2024-11-29
2024-09-12 1122.19 未披露 定期报告 2024-08-30
2024-09-12 1121.85 未披露
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From May 4, 2024 to August 3, 2024 Restricted stock issuance Shares repurchased Restricted shares withheld for taxes
2024-08-03
2024-06-13 1162.62 未披露 定期报告 2024-05-31
2024-05-17 1163.39 2.78 定期报告 2024-04-29
2024-05-17 1146.67 未披露 定期报告 2024-03-31
2024-03-27 1147.64 未披露 定期报告 2024-03-15
2024-03-27 1147.23 未披露
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From January 28, 2023 to February 3, 2024 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased, including excise tax
2024-02-03
2023-12-07 1148.90 未披露 定期报告 2023-11-24
2023-09-07 1150.57 未披露 定期报告 2023-08-25
2023-06-08 1256.32 未披露 定期报告 2023-05-26
2023-05-12 1256.31 未披露 定期报告 2023-04-24
2023-03-22 1259.91 未披露 定期报告 2023-03-10
2023-03-22 1260.05 未披露
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From January 29, 2022 to January 28, 2023 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2023-01-28
2022-12-08 1260.99 未披露 定期报告 2022-11-25
2022-09-08 1306.91 未披露 定期报告 2022-08-26
2022-09-08 1355.70 未披露
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From April 30, 2022 to July 30, 2022 Restricted stock issuance Shares repurchased Restricted shares withheld for taxes
2022-07-30
2022-05-13 1372.88 未披露 定期报告 2022-04-25
2022-03-23 1365.71 未披露 定期报告 2022-03-11
2022-03-23 1425.64 未披露
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From January 30, 2021 to January 29, 2022 Shares repurchased Restricted stock issuance Restricted shares withheld for taxes
2022-01-29
2021-12-09 1460.72 未披露 定期报告 2021-11-26
2021-12-09 1458.25 未披露
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From July 31, 2021 to October 30, 2021 Shares repurchased
2021-10-30
2021-09-09 1510.91 未披露 定期报告 2021-08-27
2021-05-27 1495.59 未披露 定期报告 2021-05-01
2021-03-31 1495.56 未披露 定期报告 2021-03-12
2021-03-31 1543.80 未披露
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from February 1, 2020 to January 30, 2021 Restricted stock issuance Restricted shares withheld for taxes
2021-01-30
2020-12-10 1499.21 未披露 定期报告 2020-11-27
2020-09-10 1499.38 未披露 定期报告 2020-08-28
2020-06-11 1468.20 未披露 定期报告 2020-05-29
2020-05-15 1468.28 3.44 定期报告 2020-04-27
2020-04-01 1469.13 未披露 定期报告 2020-03-13
2020-04-01 1469.72 未披露
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From February 2, 2019 To February 1, 2020 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2020-02-01
2019-12-12 1470.02 未披露
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From August 3, 2019 to November 2, 2019 Shares repurchased
2019-11-02
2019-09-12 1499.89 未披露 定期报告 2019-08-30
2019-09-12 1585.66 未披露
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From May 4, 2019 To August 3, 2019 Shares repurchased Restricted stock issuance Restricted shares withheld for taxes
2019-08-03
2019-07-02 1737.86 未披露 定期报告 2019-06-27
2019-06-13 1653.44 未披露 定期报告 2019-05-31
2019-06-13 1726.41 未披露
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From February 2, 2019 To May 4, 2019 Shares repurchased
2019-05-04
2019-05-16 1734.41 未披露 定期报告 2019-04-29
2019-04-03 1834.88 未披露 定期报告 2019-03-15
2019-04-03 1910.26 未披露
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From February 3, 2018 To February 2, 2019 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2019-02-02
2018-12-13 2019.25 未披露
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From February 3, 2018 to November 3, 2018 Restricted stock issuance Restricted shares withheld for taxes
2018-11-03
2018-09-13 2019.27 未披露 定期报告 2018-08-31
2018-09-13 2019.54 未披露
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From February 3, 2018 to August 4, 2018 Restricted stock issuance Restricted shares withheld for taxes
2018-08-04
2018-06-14 1991.51 未披露 定期报告 2018-06-01
2018-06-14 2040.42 未披露
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From February 3, 2018 to May 5, 2018 Restricted stock issuance
2018-05-05
2018-05-16 1991.58 3.63 定期报告 2018-04-30
2018-04-04 1991.85 未披露 定期报告 2018-03-16
2018-04-04 1990.38 未披露
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From January 28, 2017 To February 3, 2018 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2018-02-03
2017-12-07 1991.32 未披露
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From January 28, 2017 To October 28, 2017 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2017-10-28
2017-09-07 1991.90 未披露
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From January 28, 2017 to July 29, 2017 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2017-07-29
2017-06-26 1963.14 未披露 定期报告 2017-06-22
2017-06-08 1959.38 未披露
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From January 28, 2017 to April 24, 2017 Shares repurchased
2017-04-24
2017-03-29 1961.19 未披露 定期报告 2017-03-10
2017-03-29 1986.58 未披露
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From January 30, 2016 to January 28, 2017 Exercise of options Issue restricted stock Shares repurchased
2017-01-28
2016-12-08 1987.07 未披露
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From January 30, 2016 to October 29, 2016 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2016-10-29
2016-09-08 2062.45 未披露 定期报告 2016-08-26
2016-09-08 2062.13 未披露
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From January 30,2016 to July 30, 2016 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2016-07-30
2016-06-09 2073.76 未披露
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from January 30, 2016 to April 30, 2016 Exercise of stock options Shares repurchased
2016-04-30
2016-03-30 2131.26 未披露 定期报告 2016-03-11
2016-03-30 2183.43 未披露
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from January 31, 2015 to January 30, 2016 Exercise of options Issue restricted stock Issue shares—Employee Stock Purchase Plan Shares repurchased
2016-01-30
2015-12-10 2209.05 未披露
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from January 31, 2015 to October 31, 2015 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2015-10-31
2015-09-10 2378.53 未披露 定期报告 2015-08-28
2015-09-10 2378.53 未披露
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from January 31, 2015 to August 1, 2015 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2015-08-01
2015-06-11 2404.13 未披露 定期报告 2015-05-29
2015-06-11 2404.39 4.46
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from January 31, 2015 to April 27, 2015 Exercise of stock options Restricted stock issuance
2015-04-27
2015-04-01 2403.40 未披露 定期报告 2015-03-13
2015-04-01 2402.69 4.48
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from February 1, 2014 to January 31, 2015 Exercise of options Issue restricted stock Issue shares—Employee Stock Purchase Plan Shares repurchased
2015-01-31
2014-12-11 2407.81 未披露 定期报告 2014-11-28
2014-12-11 2407.80 未披露
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from February 1, 2014 to November 1, 2014 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2014-11-01
2014-09-11 2409.36 未披露 定期报告 2014-08-29
2014-09-11 2409.22 未披露
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from February 1, 2014 to August 2, 2014 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes
2014-08-02
2014-06-12 2398.38 未披露 定期报告 2014-05-30
2014-06-12 2398.37 未披露
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from February 1, 2014 to May 3, 2014 Exercise of stock options Restricted stock issuance
2014-05-03
2014-04-02 2392.32 未披露 定期报告 2014-03-14
2014-04-02 2391.93 未披露
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from February 2, 2013 to February 1, 2014 Redemption of preferred shares Exercise of stock options Issue shares – Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2014-02-01
2013-12-12 2383.34 未披露
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From February 2, 2013 to November 2, 2013 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2013-11-02
2013-09-12 2397.86 未披露 定期报告 2013-08-30
2013-09-12 2398.01 未披露
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from February 2, 2013 to August 3, 2013 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2013-08-03
2013-06-13 2385.29 未披露 定期报告 2013-05-31
2013-06-13 2384.55 未披露
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From February 2, 2013 to May 4, 2013 Exercise of stock options Restricted stock issuance Shares repurchased
2013-05-04
2013-05-15 2401.50 未披露 定期报告 2013-04-29
2013-04-03 2401.06 未披露 定期报告 2013-03-15
2013-04-03 2399.65 未披露
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from January 28, 2012 to February 2, 2013 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2013-02-02
2012-12-06 2415.09 未披露 定期报告 2012-11-23
2012-12-06 2415.15 未披露
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from January 28, 2012 to October 27, 2012 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2012-10-27
2012-09-06 2429.20 未披露 定期报告 2012-08-31
2012-09-06 2429.41 未披露
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from January 28, 2012 to July 28, 2012 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2012-07-28
2012-06-07 2449.36 未披露 定期报告 2012-05-25
2012-06-07 2449.31 未披露
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from January 28, 2012 to April 28, 2012 Exercise of stock options
2012-04-28
2012-03-28 2441.48 未披露 定期报告 2012-03-16
2012-03-28 2426.94 未披露
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from January 29, 2011 to January 28, 2012 Exercise of stock options Issue shares – Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes
2012-01-28
2011-12-08 2421.89 未披露 定期报告 2011-11-25
2011-12-08 2421.89 未披露
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FROM January 29, 2011 TO October 29, 2011 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes
2011-10-29
2011-09-08 2418.06 未披露 定期报告 2011-09-02
2011-09-08 2416.27 未披露
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from January 29, 2011 to July 30, 2011 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes
2011-07-30
2011-06-09 2370.91 未披露 定期报告 2011-05-27
2011-06-09 2368.97 未披露
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from January 29, 2011 to April 30, 2011 Exercise of stock options Restricted shares withheld for taxes
2011-04-30
2011-03-30 2368.94 未披露 定期报告 2011-03-18
2011-03-30 2367.42 未披露
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from January 30 2010 to January 29 2011 Exercise of stock options Issue shares — Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2011-01-29
2010-12-09 2362.35 未披露 定期报告 2010-11-26
2010-12-09 2359.47 未披露
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from January 30 2010 to October 30 2010 Exercise of stock options Issue shares-Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2010-10-30
2010-09-09 2404.86 未披露 定期报告 2010-09-03
2010-09-09 2405.35 未披露
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from January 30 2010 to July 31 2010 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
2010-07-31
2010-06-09 2405.04 未披露
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Exercise of stock options Restricted shares withheld for taxes Shares repurchased
2010-05-01
2010-03-31 2403.34 未披露 定期报告 2010-03-19
2010-03-31 2407.42 12.98
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from January 31, 2009 to January 30, 2010 Exercise of stock options Issue restricted stock Issue shares — Employee Stock Purchase Plan Conversion of 4 1/8% Debentures Shares repurchased
2010-01-30
2009-04-01 1920.26 未披露 定期报告 2009-03-20
2009-04-01 1924.35 12.95
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from January 31, 2008 to January 31, 2009 Exercise of stock options Issue restricted stock Issue shares — Employee Stock Purchase Plan Shares repurchased
2009-01-31
2008-04-02 2209.25 未披露 定期报告 2008-03-21
2008-04-02 2279.63 13.44
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from February 3, 2007 to February 2, 2008 Exercise of stock options Issue restricted stock Issue shares — Employee Stock Purchase Plan Conversion of Series 3 preferred stock Conversion of Series 4 preferred stock
2008-02-02
2007-04-04 2274.88 未披露 定期报告 2007-03-23
2007-04-04 2274.20 15.12
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from January 28, 2006 to February 3, 2007 Exercise of stock options Issue restricted stock Issue shares — Employee Stock Purchase Plan Shares repurchased
2007-02-03
2006-04-13 2326.80 未披露 定期报告 2006-03-31
2006-04-13 2325.97 15.46
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from January 31, 2005 to January 28, 2006 Exercise of options Employee restricted stock Issue shares - Employee Stock Purchase Plan Conversion of Series 4 preferred stock
2006-01-28
2005-04-14 2257.26 未披露 定期报告 2005-04-01
2005-04-14 2243.74 16.37
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from January 31, 2004 to January 29, 2005 Exercise of options Issue shares - Employee Stock Purchase Plan
2005-01-29
2004-04-15 2178.98 未披露 定期报告 2004-04-02
2004-04-15 2172.32 16.58
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from January 31, 2003 to January 31, 2004 Exercise of options Issue shares - Employee Stock Purchase Plan Stock repurchases
2004-01-31
2003-05-02 2174.43 未披露 定期报告 2003-04-25
2003-05-02 2173.31 16.68
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from February 2, 2002 to February 1, 2003 Exercise of options Issue shares - Employee Stock Purchase Plan Stock repurchases
2003-02-01
2002-05-03 2191.19 未披露 定期报告 2002-04-26
2002-05-03 2184.25 16.82
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from February 3, 2001 to February 2, 2002 Exercise of options Issue shares - Employee Stock Purchase Plan Stock Repurchase
2002-02-02
2001-05-04 2190.19 未披露 定期报告 2001-04-27
2001-05-04 2166.15 17.16
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from January 29, 2000 to February 3, 2001 Exercise of options Issue shares - Employee Stock Purchase Plan Stock Repurchase
2001-02-03
2000-04-28 2155.45 未披露 定期报告 2000-04-14
2000-04-28 2122.62 17.50
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from January 31, 1999 to January 29, 2000 Exercise of options Issue shares - Employee Stock Purchase Plan Stock repurchases
2000-01-29
1999-04-30 2306.01 未披露 定期报告 1999-04-16
1999-04-30 2383.86 17.66
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from January 31, 1998 to January 30, 1999 Exercise of options Issue shares - Employee Stock Purchase Plan Stock repurchases
1999-01-30
1998-03-31 2593.84 未披露 定期报告 1998-03-20
1998-03-31 2577.56 18.32
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from January 31, 1997 to January 31, 1998 Exercise of options Issue shares - Employee Stock Purchase Plan Issue shares - litigation settlement
1998-01-31
1997-05-02 2501.46 未披露 定期报告 1997-04-18
1997-05-02 2470.60 18.33
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from January 31, 1996 to February 1, 1997 Exercise of options Issue shares - Employee Stock Purchase Plan
1997-02-01
1996-04-30 2442.32 未披露 定期报告 1996-04-19
1996-04-30 2435.56 18.36
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from January 31, 1995 to January 31, 1996 Exercise of options
1996-01-31
1995-05-01 2434.37 18.36
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from January 31, 1994 to January 31, 1995 Exercise of options
1995-01-31
1994-05-02 2430.89 未披露 定期报告 1994-04-19
1994-05-02 2381.57 18.80
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from January 31, 1993 to January 31, 1994 Redemptions Exercise of options and warrants
1994-01-31
1994-05-02 2316.94 19.82
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from January 31, 1992 to January 31, 1993 Redemptions Exercise of options and warrants
1993-01-31
From August 2, 2025 to November 1, 2025 Restricted shares withheld for taxes
From May 3, 2025 to August 2, 2025 Restricted stock issuance Restricted shares withheld for taxes
From February 1, 2025 to May 3, 2025 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From February 3, 2024 to February 1, 2025 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From May 4, 2024 to August 3, 2024 Restricted stock issuance Shares repurchased Restricted shares withheld for taxes
From January 28, 2023 to February 3, 2024 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased, including excise tax
From January 29, 2022 to January 28, 2023 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From April 30, 2022 to July 30, 2022 Restricted stock issuance Shares repurchased Restricted shares withheld for taxes
From January 30, 2021 to January 29, 2022 Shares repurchased Restricted stock issuance Restricted shares withheld for taxes
From July 31, 2021 to October 30, 2021 Shares repurchased
from February 1, 2020 to January 30, 2021 Restricted stock issuance Restricted shares withheld for taxes
From February 2, 2019 To February 1, 2020 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From August 3, 2019 to November 2, 2019 Shares repurchased
From May 4, 2019 To August 3, 2019 Shares repurchased Restricted stock issuance Restricted shares withheld for taxes
From February 2, 2019 To May 4, 2019 Shares repurchased
From February 3, 2018 To February 2, 2019 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From February 3, 2018 to November 3, 2018 Restricted stock issuance Restricted shares withheld for taxes
From February 3, 2018 to August 4, 2018 Restricted stock issuance Restricted shares withheld for taxes
From February 3, 2018 to May 5, 2018 Restricted stock issuance
From January 28, 2017 To February 3, 2018 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From January 28, 2017 To October 28, 2017 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From January 28, 2017 to July 29, 2017 Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From January 28, 2017 to April 24, 2017 Shares repurchased
From January 30, 2016 to January 28, 2017 Exercise of options Issue restricted stock Shares repurchased
From January 30, 2016 to October 29, 2016 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From January 30,2016 to July 30, 2016 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from January 30, 2016 to April 30, 2016 Exercise of stock options Shares repurchased
from January 31, 2015 to January 30, 2016 Exercise of options Issue restricted stock Issue shares—Employee Stock Purchase Plan Shares repurchased
from January 31, 2015 to October 31, 2015 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from January 31, 2015 to August 1, 2015 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from January 31, 2015 to April 27, 2015 Exercise of stock options Restricted stock issuance
from February 1, 2014 to January 31, 2015 Exercise of options Issue restricted stock Issue shares—Employee Stock Purchase Plan Shares repurchased
from February 1, 2014 to November 1, 2014 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from February 1, 2014 to August 2, 2014 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes
from February 1, 2014 to May 3, 2014 Exercise of stock options Restricted stock issuance
from February 2, 2013 to February 1, 2014 Redemption of preferred shares Exercise of stock options Issue shares – Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From February 2, 2013 to November 2, 2013 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from February 2, 2013 to August 3, 2013 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
From February 2, 2013 to May 4, 2013 Exercise of stock options Restricted stock issuance Shares repurchased
from January 28, 2012 to February 2, 2013 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from January 28, 2012 to October 27, 2012 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from January 28, 2012 to July 28, 2012 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from January 28, 2012 to April 28, 2012 Exercise of stock options
from January 29, 2011 to January 28, 2012 Exercise of stock options Issue shares – Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes
FROM January 29, 2011 TO October 29, 2011 Exercise of stock options Issue shares - Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes
from January 29, 2011 to July 30, 2011 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes
from January 29, 2011 to April 30, 2011 Exercise of stock options Restricted shares withheld for taxes
from January 30 2010 to January 29 2011 Exercise of stock options Issue shares — Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from January 30 2010 to October 30 2010 Exercise of stock options Issue shares-Employee Stock Purchase Plan Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
from January 30 2010 to July 31 2010 Exercise of stock options Restricted stock issuance Restricted shares withheld for taxes Shares repurchased
Exercise of stock options Restricted shares withheld for taxes Shares repurchased
from January 31, 2009 to January 30, 2010 Exercise of stock options Issue restricted stock Issue shares — Employee Stock Purchase Plan Conversion of 4 1/8% Debentures Shares repurchased
from January 31, 2008 to January 31, 2009 Exercise of stock options Issue restricted stock Issue shares — Employee Stock Purchase Plan Shares repurchased
from February 3, 2007 to February 2, 2008 Exercise of stock options Issue restricted stock Issue shares — Employee Stock Purchase Plan Conversion of Series 3 preferred stock Conversion of Series 4 preferred stock
from January 28, 2006 to February 3, 2007 Exercise of stock options Issue restricted stock Issue shares — Employee Stock Purchase Plan Shares repurchased
from January 31, 2005 to January 28, 2006 Exercise of options Employee restricted stock Issue shares - Employee Stock Purchase Plan Conversion of Series 4 preferred stock
from January 31, 2004 to January 29, 2005 Exercise of options Issue shares - Employee Stock Purchase Plan
from January 31, 2003 to January 31, 2004 Exercise of options Issue shares - Employee Stock Purchase Plan Stock repurchases
from February 2, 2002 to February 1, 2003 Exercise of options Issue shares - Employee Stock Purchase Plan Stock repurchases
from February 3, 2001 to February 2, 2002 Exercise of options Issue shares - Employee Stock Purchase Plan Stock Repurchase
from January 29, 2000 to February 3, 2001 Exercise of options Issue shares - Employee Stock Purchase Plan Stock Repurchase
from January 31, 1999 to January 29, 2000 Exercise of options Issue shares - Employee Stock Purchase Plan Stock repurchases
from January 31, 1998 to January 30, 1999 Exercise of options Issue shares - Employee Stock Purchase Plan Stock repurchases
from January 31, 1997 to January 31, 1998 Exercise of options Issue shares - Employee Stock Purchase Plan Issue shares - litigation settlement
from January 31, 1996 to February 1, 1997 Exercise of options Issue shares - Employee Stock Purchase Plan
from January 31, 1995 to January 31, 1996 Exercise of options
from January 31, 1994 to January 31, 1995 Exercise of options
from January 31, 1993 to January 31, 1994 Redemptions Exercise of options and warrants
from January 31, 1992 to January 31, 1993 Redemptions Exercise of options and warrants