股本结构
单位:万股
公告日期 | 2023-10-16 | 2023-05-17 | 2023-01-06 | 2022-10-06 | 2022-07-07 | 2022-07-07 |
---|---|---|---|---|---|---|
证券总股本 | 857.11 | 857.51 | 871.33 | 868.53 | 869.88 | 869.88 |
普通股本 | 857.11 | 857.51 | 871.33 | 868.53 | 869.88 | 869.88 |
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 | 2023-08-31 | 2023-05-02 | 2022-11-30 | 2022-08-31 | 2022-06-28 | 2022-05-31 |
注释:中概股证券总股本=普通股股本/
存托凭证比例
历史变动
公告日期 | 变动后普通股本(万股) | 变动后优先股(万股) | 变动原因 | 变动日期 |
---|---|---|---|---|
2023-10-16 | 857.11 | 未披露 | 定期报告 | 2023-08-31 |
2023-05-17 | 857.51 | 未披露 | 定期报告 | 2023-05-02 |
2023-01-06 | 871.33 | 未披露 |
更多>>
From August 31, 2022 to November 30, 2022
Issuance of restricted share awards for vesting
|
2022-11-30 |
2022-10-06 | 868.53 | 未披露 |
更多>>
From May 31, 2022 to August 31, 2022
Forfeiture of restricted shares
|
2022-08-31 |
2022-07-07 | 869.88 | 未披露 | 定期报告 | 2022-06-28 |
2022-06-15 | 870.00 | 未披露 | 定期报告 | 2022-06-03 |
2022-07-07 | 869.88 | 未披露 |
更多>>
From February 28, 2022 to May 31, 2022
Sales of treasury stock
Forfeiture of restricted share awards
|
2022-05-31 |
2022-05-05 | 871.50 | 未披露 | 定期报告 | 2022-04-28 |
2022-01-06 | 870.72 | 未披露 | 定期报告 | 2022-01-03 |
2022-01-06 | 865.61 | 未披露 |
更多>>
From August 31, 2021 to November 30, 2021
Sales of treasury stock
|
2021-11-30 |
2021-10-07 | 865.61 | 未披露 | 定期报告 | 2021-10-01 |
2021-10-07 | 865.02 | 未披露 |
更多>>
From May 31, 2021 to August 31, 2021
Issuance of restricted share awards for vesting
Sales of treasury stock
|
2021-08-31 |
2021-07-08 | 865.02 | 未披露 | 定期报告 | 2021-07-06 |
2021-07-08 | 834.83 | 未披露 |
更多>>
From February 28, 2021 To May 31, 2021
Sales of treasury stock
|
2021-05-31 |
2021-05-13 | 835.10 | 未披露 | 定期报告 | 2021-05-10 |
2021-05-13 | 834.66 | 未披露 |
更多>>
From February 29, 2020 to February 28, 2021
Purchases of treasury stock
Sales of treasury stock
Forfeiture of restricted share awards
|
2021-02-28 |
2021-01-13 | 835.10 | 未披露 | 定期报告 | 2021-01-06 |
2021-01-13 | 835.60 | 未披露 |
更多>>
From August 31, 2020 to Octorber 7, 2020
Sales of treasury stock
|
2020-10-07 |
2020-10-13 | 835.47 | 未披露 |
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From May 31, 2020 to July 8, 2020
Sales of treasury stock
|
2020-07-08 |
2020-07-13 | 835.23 | 未披露 |
更多>>
From February 29, 2020 to May 31, 2020
Purchases of treasury stock
Sales of treasury stock
|
2020-05-31 |
2020-05-26 | 836.98 | 未披露 | 定期报告 | 2020-05-14 |
2020-05-26 | 834.87 | 未披露 |
更多>>
From February 28, 2019 To February 29, 2020
Exercise of stock options
Issuance of restricted share awards for vesting
Purchases of treasury stock
Sales of treasury stock
|
2020-02-29 |
2020-01-14 | 846.04 | 未披露 | 定期报告 | 2020-01-10 |
2020-01-14 | 838.80 | 未披露 |
更多>>
from August 31, 2019 to November 30, 2019
Purchases of treasury stock
Sales of treasury stock
|
2019-11-30 |
2019-10-15 | 846.74 | 未披露 | 定期报告 | 2019-10-08 |
2019-10-15 | 844.79 | 未披露 |
更多>>
From May 31, 2019 To August 31, 2019
Purchases of treasury stock
Sales of treasury stock
Issuance of restricted share awards for vesting
|
2019-08-31 |
2019-07-15 | 843.50 | 未披露 | 定期报告 | 2019-07-11 |
2019-06-27 | 817.87 | 未披露 | 定期报告 | 2019-06-18 |
2019-07-15 | 817.73 | 未披露 |
更多>>
From February 28, 2019 To May 31, 2019
Purchases of treasury stock
Sales of treasury stock
|
2019-05-31 |
2019-05-29 | 817.58 | 未披露 | 定期报告 | 2019-05-22 |
2019-05-29 | 819.51 | 未披露 |
更多>>
from February 28, 2018 to February 28, 2019
Purchases of treasury stock
Sales of treasury stock
|
2019-02-28 |
2019-01-14 | 819.78 | 未披露 | 定期报告 | 2019-01-09 |
2019-01-14 | 820.31 | 未披露 |
更多>>
From February 28, 2018 to November 30, 2018
Purchases of treasury stock
Sales of treasury stock
|
2018-11-30 |
2018-10-15 | 819.56 | 未披露 | 定期报告 | 2018-10-10 |
2018-10-15 | 818.97 | 未披露 |
更多>>
From February 28, 2018 to August 31, 2018
Purchases of treasury stock
Sales of treasury stock
|
2018-08-31 |
2018-08-13 | 818.70 | 未披露 |
更多>>
On July 24, 2018, our board of directors authorized a two-for-one split of our common stock.The Company intends to implement the split through a distribution of one share of our common stock for each share outstanding and held by holders of record as of August 14, 2018.
|
2018-08-23 |
2018-07-16 | 409.35 | 未披露 | 定期报告 | 2018-07-09 |
2018-07-16 | 409.00 | 未披露 |
更多>>
From February 28, 2018 to May 31, 2018
Purchases of treasury stock
Sales of treasury stock
|
2018-05-31 |
2018-05-29 | 408.84 | 未披露 | 定期报告 | 2018-05-23 |
2018-05-29 | 408.98 | 未披露 |
更多>>
From February 28, 2017 to February 28, 2018
Exercise of stock options
Purchases of treasury stock
Sales of treasury stock
|
2018-02-28 |
2018-01-16 | 408.89 | 未披露 |
更多>>
from March 1, 2017 to November 30, 2017
Exercise of stock options
Purchases of treasury stock
Sales of treasury stock
|
2017-11-30 |
2017-10-16 | 408.97 | 未披露 | 定期报告 | 2017-10-12 |
2017-10-16 | 408.67 | 未披露 |
更多>>
from March 1, 2017 to August 31, 2017
Purchases of treasury stock
Sales of treasury stock
|
2017-08-31 |
2017-07-17 | 409.13 | 未披露 |
更多>>
from March 1, 2017 to May 31, 2017
Sales of treasury stock
|
2017-05-31 |
2017-05-30 | 408.43 | 未披露 | 定期报告 | 2017-05-23 |
2017-05-30 | 409.01 | 未披露 |
更多>>
from February 29, 2016 to February 28, 2017
Purchases of treasury stock
Sales of treasury stock
|
2017-02-28 |
2017-01-23 | 408.23 | 未披露 |
更多>>
from March 1, 2016 to November 30, 2016
Purchases of treasury stock
Sales of treasury stock
|
2016-11-30 |
2016-10-14 | 408.11 | 未披露 | 定期报告 | 2016-10-10 |
2016-10-14 | 407.63 | 未披露 |
更多>>
From March 1, 2016 to August 31, 2016
Sales of treasury stock
|
2016-08-31 |
2016-07-15 | 407.53 | 未披露 | 定期报告 | 2016-07-11 |
2016-07-15 | 406.97 | 未披露 |
更多>>
From March 1, 2016 to May 26, 2016
Sales of treasury stock
|
2016-05-26 |
2016-05-26 | 406.46 | 未披露 |
更多>>
From February 28, 2015 to February 29, 2016
Purchases of treasury stock
Sales of treasury stock
|
2016-02-29 |
2016-01-14 | 406.36 | 未披露 | 定期报告 | 2016-01-11 |
2016-01-14 | 405.91 | 未披露 |
更多>>
From March 1, 2015 to November 30, 2015
Purchases of treasury stock
Sales of treasury stock
|
2015-11-30 |
2015-10-07 | 405.74 | 未披露 | 定期报告 | 2015-10-02 |
2015-10-07 | 404.93 | 未披露 |
更多>>
from March 1, 2015 to August 31, 2015
Purchases of treasury stock
Sales of treasury stock
|
2015-08-31 |
2015-07-15 | 404.72 | 未披露 | 定期报告 | 2015-07-10 |
2015-07-15 | 403.76 | 未披露 |
更多>>
From March 1, 2015 to May 31, 2015
Purchases of treasury stock
Sales of treasury stock
|
2015-05-31 |
2015-05-28 | 403.51 | 未披露 | 定期报告 | 2015-05-26 |
2015-05-28 | 402.45 | 未披露 |
更多>>
from February 28, 2014 to February 28, 2015
Purchases of treasury stock
Sales of treasury stock
|
2015-02-28 |
2015-01-14 | 402.24 | 未披露 | 定期报告 | 2015-01-09 |
2015-01-14 | 401.33 | 未披露 |
更多>>
from March 1, 2014 to November 30, 2014
Purchases of treasury stock
Sales of treasury stock
|
2014-11-30 |
2014-10-15 | 401.13 | 未披露 | 定期报告 | 2014-10-10 |
2014-10-15 | 400.25 | 未披露 |
更多>>
from March 1, 2014 to August 31, 2014
Purchases of treasury stock
Sales of treasury stock
|
2014-08-31 |
2014-07-15 | 400.03 | 未披露 | 定期报告 | 2014-07-10 |
2014-06-17 | 399.16 | 未披露 | 定期报告 | 2014-06-06 |
2014-07-15 | 399.04 | 未披露 |
更多>>
From March 1, 2014 to May 31, 2014
Purchases of treasury stock
Sales of treasury stock
|
2014-05-31 |
2014-05-28 | 398.91 | 未披露 | 定期报告 | 2014-05-23 |
2014-05-28 | 397.79 | 未披露 |
更多>>
from February 28, 2013 to February 28, 2014
Purchases of treasury stock
Sales of treasury stock
|
2014-02-28 |
2014-01-14 | 397.43 | 未披露 | 定期报告 | 2014-01-10 |
2014-01-14 | 396.14 | 未披露 |
更多>>
from March 1, 2013 to November 30, 2013
Purchases of treasury stock
Sales of treasury stock
|
2013-11-30 |
2013-10-15 | 397.02 | 未披露 |
更多>>
from March 1, 2013 to August 31, 2013
Purchases of treasury stock
Sales of treasury stock
|
2013-08-31 |
2013-07-15 | 398.31 | 未披露 | 定期报告 | 2013-07-10 |
2013-06-18 | 397.31 | 未披露 | 定期报告 | 2013-06-14 |
2013-07-15 | 397.26 | 未披露 |
更多>>
from March 1, 2013 to May 31, 2013
Purchases of treasury stock
Sales of treasury stock
|
2013-05-31 |
2013-05-28 | 396.99 | 未披露 | 定期报告 | 2013-05-23 |
2013-05-28 | 396.08 | 未披露 |
更多>>
From February 29, 2012 to February 28, 2013
Purchases of treasury stock
Sales of treasury stock
|
2013-02-28 |
2013-01-14 | 397.07 | 未披露 | 定期报告 | 2013-01-10 |
2013-01-14 | 394.55 | 未披露 |
更多>>
from March 1, 2012 to November 30, 2012
Purchases of treasury stock
Sales of treasury stock
|
2012-11-30 |
2012-10-15 | 394.33 | 未披露 | 定期报告 | 2012-10-11 |
2012-10-15 | 393.12 | 未披露 |
更多>>
from March 1, 2012 to August 31, 2012
Purchases of treasury stock
Sales of treasury stock
|
2012-08-31 |
2012-07-11 | 392.69 | 未披露 | 定期报告 | 2012-07-09 |
2012-07-11 | 391.68 | 未披露 |
更多>>
from March 1, 2012 to June 8, 2012
Purchases of treasury stock
Sales of treasury stock
|
2012-06-08 |
2012-05-25 | 391.30 | 未披露 | 定期报告 | 2012-05-23 |
2012-05-25 | 391.32 | 未披露 |
更多>>
from February 28, 2011 to February 29, 2012
Purchases of treasury stock
Sales of treasury stock
|
2012-02-29 |
2012-01-17 | 390.82 | 未披露 | 定期报告 | 2012-01-13 |
2012-01-17 | 390.04 | 未披露 |
更多>>
from March 1, 2011 to November 30, 2011
Purchases of treasury stock
Sales of treasury stock
|
2011-11-30 |
2011-10-17 | 389.64 | 未披露 | 定期报告 | 2011-10-12 |
2011-10-17 | 388.90 | 未披露 |
更多>>
from March 1,2011 to Aug 31,2011
Purchases Of Treasury Stock
Sales Of Treasury Stock
|
2011-08-31 |
2011-07-14 | 388.91 | 未披露 |
更多>>
Purchases of treasury stock
Sales of treasury stock
|
2011-05-31 |
2011-05-27 | 388.04 | 未披露 | 定期报告 | 2011-05-25 |
2011-05-27 | 390.59 | 未披露 |
更多>>
Exercise of options at $2.1875
|
2011-02-28 |
2011-01-14 | 390.27 | 未披露 | 定期报告 | 2011-01-12 |
2011-01-14 | 389.57 | 未披露 |
更多>>
Exercise of options at $2.1875
|
2010-11-30 |
2010-10-15 | 389.23 | 未披露 | 定期报告 | 2010-10-13 |
2010-10-15 | 388.65 | 未披露 |
更多>>
Dividends declared ($.24/share)
|
2010-08-31 |
2010-07-15 | 388.40 | 未披露 | 定期报告 | 2010-07-13 |
2010-07-15 | 387.48 | 未披露 |
更多>>
from March 1, 2010 to May 31, 2010
Purchases of treasury stock
Sales of treasury stock
|
2010-05-31 |
2010-05-28 | 386.96 | 未披露 | 定期报告 | 2010-05-25 |
2010-05-28 | 388.70 | 未披露 |
更多>>
from February 28, 2009 to February 28, 2010
Purchases of treasury stock
Sales of treasury stock
|
2010-02-28 |
2010-01-14 | 387.83 | 未披露 |
更多>>
from March 1, 2009 to November 30, 2009
Purchases of treasury stock
Sales of treasury stock
|
2009-11-30 |
2009-05-29 | 384.14 | 未披露 | 定期报告 | 2009-05-22 |
2009-05-29 | 383.85 | 未披露 |
更多>>
from February 29, 2008 to February 28, 2009
Exercise of options($3.66/sh)
Purchases of treasury stock
Sales of treasury stock
|
2009-02-28 |
2008-05-28 | 381.62 | 未披露 | 定期报告 | 2008-05-19 |
2008-05-28 | 370.67 | 未披露 |
更多>>
from February 28, 2007 to February 29, 2008
Exercise of options($4.00/sh)
Purchases of treasury stock
Sales of treasury stock
|
2008-02-29 |
2007-05-31 | 376.61 | 未披露 | 定期报告 | 2007-05-22 |
2007-05-31 | 375.73 | 未披露 |
更多>>
from February 28, 2006 to February 28, 2007
Exercise of options ($2.1875—$4.00/share)
Purchases of treasury stock
Sales of treasury stock
|
2007-02-28 |
2006-05-25 | 375.59 | 未披露 | 定期报告 | 2006-05-22 |
2006-05-25 | 375.39 | 未披露 |
更多>>
from February 28, 2005 to February 28, 2006
Exercise of options ($2.1875—$6.00/share)
Purchases of treasury stock
Sales of treasury stock
|
2006-02-28 |
2005-06-10 | 373.81 | 未披露 | 定期报告 | 2005-06-06 |
2005-06-10 | 373.55 | 未披露 |
更多>>
from February 29, 2004 to February 28, 2005
Exercise of options ($2.1875—$6.00/share)
Purchases of treasury stock
Sales of treasury stock
|
2005-02-28 |
2004-05-25 | 396.19 | 未披露 | 定期报告 | 2004-04-30 |
2004-05-25 | 402.58 | 未披露 |
更多>>
from February 28, 2003 to February 29, 2004
Exercise of options ($1.375 — $4.00/share)
Purchases of treasury stock
Sales of treasury stock
|
2004-02-29 |
2003-05-12 | 387.87 | 未披露 | 定期报告 | 2003-04-17 |
2003-05-12 | 382.76 | 未披露 |
更多>>
from FEBRUARY 28, 2002 to FEBRUARY 28, 2003
Exercise of options ($1.50 - $5.50/share)
Purchases of treasury stock
Sales of treasury stock
|
2003-02-28 |
2002-05-06 | 383.51 | 未披露 | 定期报告 | 2002-04-17 |
2002-05-06 | 382.21 | 未披露 |
更多>>
from FEBRUARY 28, 2001 to FEBRUARY 28, 2002
Issuance of treasury stock
Purchases of treasury stock
Sales of treasury stock
Exercise of options ($1.50 - $3.00/ share)
|
2002-02-28 |
2001-05-08 | 391.70 | 未披露 | 定期报告 | 2001-04-17 |
2001-05-08 | 391.14 | 未披露 |
更多>>
from FEBRUARY 29, 2000 to FEBRUARY 28, 2001
Issuance of treasury stock
Purchases of treasury stock
Sales of treasury stock
|
2001-02-28 |
2000-05-12 | 407.68 | 未披露 | 定期报告 | 2000-04-18 |
2000-05-12 | 416.74 | 未披露 |
更多>>
from FEBRUARY 28, 1999 to FEBRUARY 29, 2000
Issuance of treasury stock
Purchases of treasury stock
Sales of treasury stock
|
2000-02-29 |
1999-05-19 | 460.87 | 未披露 | 定期报告 | 1999-04-14 |
1999-05-19 | 487.33 | 未披露 |
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from FEBRUARY 28, 1998 to FEBRUARY 28, 1999
Exercise of options at $1.50/share
Issuance of treasury stock
Purchase of treasury stock
Sales of treasury stock
|
1999-02-28 |
1998-05-27 | 522.31 | 未披露 | 定期报告 | 1998-05-14 |
1998-05-27 | 523.21 | 未披露 |
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from FEBRUARY 28, 1997 to FEBRUARY 28, 1998
Issuance of treasury stock
Purchase of treasury stock
Sales of treasury stock
|
1998-02-28 |
1997-05-28 | 521.71 | 未披露 | 定期报告 | 1997-05-14 |
1997-05-28 | 520.07 | 未披露 |
更多>>
from FEBRUARY 29, 1996 to FEBRUARY 28, 1997
Exercise of options at $0.25/share
Exercise of options at $1.50/share
Issuance of treasury stock
Purchase of treasury stock
Sales of treasury stock
|
1997-02-28 |
From August 31, 2022 to November 30, 2022
Issuance of restricted share awards for vesting
From May 31, 2022 to August 31, 2022
Forfeiture of restricted shares
From February 28, 2022 to May 31, 2022
Sales of treasury stock
Forfeiture of restricted share awards
From August 31, 2021 to November 30, 2021
Sales of treasury stock
From May 31, 2021 to August 31, 2021
Issuance of restricted share awards for vesting
Sales of treasury stock
From February 28, 2021 To May 31, 2021
Sales of treasury stock
From February 29, 2020 to February 28, 2021
Purchases of treasury stock
Sales of treasury stock
Forfeiture of restricted share awards
From August 31, 2020 to Octorber 7, 2020
Sales of treasury stock
From May 31, 2020 to July 8, 2020
Sales of treasury stock
From February 29, 2020 to May 31, 2020
Purchases of treasury stock
Sales of treasury stock
From February 28, 2019 To February 29, 2020
Exercise of stock options
Issuance of restricted share awards for vesting
Purchases of treasury stock
Sales of treasury stock
from August 31, 2019 to November 30, 2019
Purchases of treasury stock
Sales of treasury stock
From May 31, 2019 To August 31, 2019
Purchases of treasury stock
Sales of treasury stock
Issuance of restricted share awards for vesting
From February 28, 2019 To May 31, 2019
Purchases of treasury stock
Sales of treasury stock
from February 28, 2018 to February 28, 2019
Purchases of treasury stock
Sales of treasury stock
From February 28, 2018 to November 30, 2018
Purchases of treasury stock
Sales of treasury stock
From February 28, 2018 to August 31, 2018
Purchases of treasury stock
Sales of treasury stock
On July 24, 2018, our board of directors authorized a two-for-one split of our common stock.The Company intends to implement the split through a distribution of one share of our common stock for each share outstanding and held by holders of record as of August 14, 2018.
From February 28, 2018 to May 31, 2018
Purchases of treasury stock
Sales of treasury stock
From February 28, 2017 to February 28, 2018
Exercise of stock options
Purchases of treasury stock
Sales of treasury stock
from March 1, 2017 to November 30, 2017
Exercise of stock options
Purchases of treasury stock
Sales of treasury stock
from March 1, 2017 to August 31, 2017
Purchases of treasury stock
Sales of treasury stock
from March 1, 2017 to May 31, 2017
Sales of treasury stock
from February 29, 2016 to February 28, 2017
Purchases of treasury stock
Sales of treasury stock
from March 1, 2016 to November 30, 2016
Purchases of treasury stock
Sales of treasury stock
From March 1, 2016 to August 31, 2016
Sales of treasury stock
From March 1, 2016 to May 26, 2016
Sales of treasury stock
From February 28, 2015 to February 29, 2016
Purchases of treasury stock
Sales of treasury stock
From March 1, 2015 to November 30, 2015
Purchases of treasury stock
Sales of treasury stock
from March 1, 2015 to August 31, 2015
Purchases of treasury stock
Sales of treasury stock
From March 1, 2015 to May 31, 2015
Purchases of treasury stock
Sales of treasury stock
from February 28, 2014 to February 28, 2015
Purchases of treasury stock
Sales of treasury stock
from March 1, 2014 to November 30, 2014
Purchases of treasury stock
Sales of treasury stock
from March 1, 2014 to August 31, 2014
Purchases of treasury stock
Sales of treasury stock
From March 1, 2014 to May 31, 2014
Purchases of treasury stock
Sales of treasury stock
from February 28, 2013 to February 28, 2014
Purchases of treasury stock
Sales of treasury stock
from March 1, 2013 to November 30, 2013
Purchases of treasury stock
Sales of treasury stock
from March 1, 2013 to August 31, 2013
Purchases of treasury stock
Sales of treasury stock
from March 1, 2013 to May 31, 2013
Purchases of treasury stock
Sales of treasury stock
From February 29, 2012 to February 28, 2013
Purchases of treasury stock
Sales of treasury stock
from March 1, 2012 to November 30, 2012
Purchases of treasury stock
Sales of treasury stock
from March 1, 2012 to August 31, 2012
Purchases of treasury stock
Sales of treasury stock
from March 1, 2012 to June 8, 2012
Purchases of treasury stock
Sales of treasury stock
from February 28, 2011 to February 29, 2012
Purchases of treasury stock
Sales of treasury stock
from March 1, 2011 to November 30, 2011
Purchases of treasury stock
Sales of treasury stock
from March 1,2011 to Aug 31,2011
Purchases Of Treasury Stock
Sales Of Treasury Stock
Purchases of treasury stock
Sales of treasury stock
Exercise of options at $2.1875
Exercise of options at $2.1875
Dividends declared ($.24/share)
from March 1, 2010 to May 31, 2010
Purchases of treasury stock
Sales of treasury stock
from February 28, 2009 to February 28, 2010
Purchases of treasury stock
Sales of treasury stock
from March 1, 2009 to November 30, 2009
Purchases of treasury stock
Sales of treasury stock
from February 29, 2008 to February 28, 2009
Exercise of options($3.66/sh)
Purchases of treasury stock
Sales of treasury stock
from February 28, 2007 to February 29, 2008
Exercise of options($4.00/sh)
Purchases of treasury stock
Sales of treasury stock
from February 28, 2006 to February 28, 2007
Exercise of options ($2.1875—$4.00/share)
Purchases of treasury stock
Sales of treasury stock
from February 28, 2005 to February 28, 2006
Exercise of options ($2.1875—$6.00/share)
Purchases of treasury stock
Sales of treasury stock
from February 29, 2004 to February 28, 2005
Exercise of options ($2.1875—$6.00/share)
Purchases of treasury stock
Sales of treasury stock
from February 28, 2003 to February 29, 2004
Exercise of options ($1.375 — $4.00/share)
Purchases of treasury stock
Sales of treasury stock
from FEBRUARY 28, 2002 to FEBRUARY 28, 2003
Exercise of options ($1.50 - $5.50/share)
Purchases of treasury stock
Sales of treasury stock
from FEBRUARY 28, 2001 to FEBRUARY 28, 2002
Issuance of treasury stock
Purchases of treasury stock
Sales of treasury stock
Exercise of options ($1.50 - $3.00/ share)
from FEBRUARY 29, 2000 to FEBRUARY 28, 2001
Issuance of treasury stock
Purchases of treasury stock
Sales of treasury stock
from FEBRUARY 28, 1999 to FEBRUARY 29, 2000
Issuance of treasury stock
Purchases of treasury stock
Sales of treasury stock
from FEBRUARY 28, 1998 to FEBRUARY 28, 1999
Exercise of options at $1.50/share
Issuance of treasury stock
Purchase of treasury stock
Sales of treasury stock
from FEBRUARY 28, 1997 to FEBRUARY 28, 1998
Issuance of treasury stock
Purchase of treasury stock
Sales of treasury stock
from FEBRUARY 29, 1996 to FEBRUARY 28, 1997
Exercise of options at $0.25/share
Exercise of options at $1.50/share
Issuance of treasury stock
Purchase of treasury stock
Sales of treasury stock